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| 00 | Black Hole Universe (8.3)8.3 | |||||||||||||||||||||||||||||||||||||||||||||||||
| 01 | The Making of a Natural History Film (9.4)9.4 | Why Do Birds Sing? (8)8.0 | Hitler's Secret Weapon (8.4)8.4 | The Case of ESP (9)9.0 | Halley's Comet: Once in a Lifetime (8.4)8.4 | Top Gun and Beyond (9.8)9.8 | Return to Mt. St. Helens (8.3)8.3 | Kaboom! (7.9)7.9 | The Beast of Loch Ness (7.5)7.5 | Tales from the Hive (8.1)8.1 | Death Star (6.4)6.4 | Spies That Fly (7.3)7.3 | Mars Dead or Alive (7.8)7.8 | Welcome to Mars (7.7)7.7 | The Mummy Who Would Be King (7.9)7.9 | Absolute Zero: The Conquest of Cold (8.1)8.1 | The Incredible Journey of the Butterflies (7.9)7.9 | Killer Subs in Pearl Harbor (7.1)7.1 | Deadliest Earthquakes (7.1)7.1 | Deadliest Volcanoes (7)7.0 | Doomsday Volcanoes (7.5)7.5 | Alien Planets Revealed (7.4)7.4 | Big Bang Machine (8.1)8.1 | Secret Tunnel Warfare (7.4)7.4 | Black Hole Apocalypse (8)8.0 | Pluto and Beyond (7.8)7.8 | Polar Extremes (8.3)8.3 | Secrets in Our DNA (7.3)7.3 | Mystery of the Senses: Smell (7.6)7.6 | |||||||||||||||||||||
| 02 | Where Did the Colorado Go? (9.5)9.5 | The Hot Blooded Dinosaurs (9.2)9.2 | Test-Tube Babies: A Daughter for Judy (9.2)9.2 | The Pleasure of Finding Things Out (9)9.0 | How to Create a Junk Food (9)9.0 | The Last Journey of a Genius (9.1)9.1 | Con-Fusion in a Jar (8.2)8.2 | Vikings in America (8)8.0 | Titanic's Lost Sister (8.9)8.9 | Mysterious Mummies of China (8.5)8.5 | Lost on Everest (8.4)8.4 | Vanished! (9.2)9.2 | Neanderthals on Trial (7.4)7.4 | Last Flight of Bomber 31 (8.2)8.2 | The Boldest Hoax (8.4)8.4 | Forgotten Genius (7.6)7.6 | Absolute Zero: The Race for Absolute Zero (8.2)8.2 | The Spy Factory (7)7.0 | Building Pharaoh's Ship (7.1)7.1 | Making Stuff: Stronger (8.2)8.2 | Bombing Hitler's Dams (7.4)7.4 | Decoding Neanderthals (7.5)7.5 | Zeppelin Terror Attack (8.1)8.1 | Sunken Ship Rescue (7.8)7.8 | Life's Rocky Start (7.6)7.6 | The Impossible Flight (7.1)7.1 | Einstein's Quantum Riddle (7.9)7.9 | Dog Tales (7.8)7.8 | Mystery of the Senses: Vision (7.6)7.6 | |||||||||||||||||||||
| 03 | Whales, Dolphins, and Men (9)9.0 | The Hunting of the Quark (9)9.0 | China's Only Child (8.7)8.7 | Why Planes Crash (8.3)8.3 | Buried in Ice (8.6)8.6 | The Strange New Science of Chaos (9.2)9.2 | The Chip vs. the Chessmaster (9)9.0 | The Deadly Deception (8.4)8.4 | Little Creatures Who Run the World (7.2)7.2 | B-29 Frozen in Time (8.2)8.2 | Secrets of Lost Empires: Stonehenge (1) (7.8)7.8 | Supersonic Spies (9.2)9.2 | Secrets of Lost Empires: Medieval Siege (7.4)7.4 | Nazi Prison Escape (8.8)8.8 | Ancient Creature of the Deep (7.2)7.2 | Dogs and More Dogs (7.6)7.6 | Supersonic Dream (9)9.0 | Deadly Ascent (7.9)7.9 | The Last Great Ape (8.4)8.4 | Secrets of the Parthenon (7.6)7.6 | Rat Attack (7.9)7.9 | Riddles of the Sphinx (7)7.0 | Making Stuff: Smaller (7.9)7.9 | 3D Spies of WWII (7.8)7.8 | Rise of the Drones (7.3)7.3 | Killer Typhoon (3.7)3.7 | Sinkholes-Buried Alive (7.4)7.4 | Mystery Beneath the Ice (7.5)7.5 | First Face of America (7.2)7.2 | Kilauea: Hawai'i on Fire (7.9)7.9 | Cat Tales (7.8)7.8 | Predators in Your Backyard (8.4)8.4 | ||||||||||||||||||
| 04 | The Search for Life (9.6)9.6 | The Secrets of Sleep (9.6)9.6 | The Planets (9.4)9.4 | The Sunspot Mystery (9)9.0 | Anatomy of a Volcano (9.6)9.6 | The Miracle of Life (7.8)7.8 | Back to Chernobyl (7.8)7.8 | The Hunt for China's Dinosaurs (1) (8.6)8.6 | Nazi Designers of Death (9.2)9.2 | Plague Fighters (9.2)9.2 | Secrets of Lost Empires: Inca (2) (7.6)7.6 | Lost King of the Maya (7.6)7.6 | Secrets, Lies, and Atomic Spies (6.9)6.9 | Battle of the X-Planes (8.4)8.4 | Descent Into the Ice (7.3)7.3 | The Perfect Corpse (7.8)7.8 | Kings of Camouflage (8.5)8.5 | Astrospies (7.8)7.8 | Extreme Ice (7.5)7.5 | Ghosts of Machu Picchu (7.6)7.6 | Making Stuff: Cleaner (8)8.0 | Mystery of a Masterpiece (7.6)7.6 | Who Killed Lindbergh's Baby? (6.7)6.7 | Ghosts of Murdered Kings (7.4)7.4 | Colosseum: Roman Death Trap (7.6)7.6 | Himalayan Megaquake (7.5)7.5 | Great Escape at Dunkirk (7.3)7.3 | Decoding the Great Pyramid (7.4)7.4 | Mysteries of Sleep (7.7)7.7 | |||||||||||||||||||||
| 05 | Last of the Cuiva (9.2)9.2 | The Case of the Frozen Addict (9.1)9.1 | Case of the Flying Dinosaur (2) (9.2)9.2 | In the Path of a Killer Volcano (8.8)8.8 | Secrets of Lost Empires: Obelisk (3) (8.1)8.1 | Secrets of Lost Empires: Pharaoh's Obelisk (8.1)8.1 | Mountain of Ice (7.8)7.8 | Crash of Flight 111 (8.2)8.2 | The Viking Deception (8.3)8.3 | Jewel of the Earth (8.2)8.2 | First Flower (7)7.0 | Ape Genius (7.9)7.9 | Megabeasts' Sudden Death (7.7)7.7 | Extreme Cave Diving (7.4)7.4 | Smartest Machine on Earth (7.6)7.6 | Ice Age Death Trap (7)7.0 | Building Pharaoh's Chariot (6.9)6.9 | Roman Catacomb Mystery (6.8)6.8 | Petra: Lost City of Stone (7.6)7.6 | Creatures of Light (7.6)7.6 | Prediction by the Numbers (7)7.0 | Rise of the Rockets (8)8.0 | Cuba's Cancer Hope (7.7)7.7 | |||||||||||||||||||||||||||
| 06 | Strange Sleep (9.1)9.1 | The Men Who Painted Caves (9.6)9.6 | City of Coral (9.6)9.6 | The Shape of Things (9.7)9.7 | T. Rex Exposed (8.5)8.5 | In Search of Human Origins: Part I (8.3)8.3 | The Universe Within (8.6)8.6 | Kidnapped by UFOs? The True Story of Alien Abductions (9.6)9.6 | Secrets of Lost Empires: Colosseum (4) (8.4)8.4 | Everest: The Death Zone (7.4)7.4 | Trillion Dollar Bet (7.4)7.4 | Shackleton's Voyage of Endurance (8.3)8.3 | Lost Treasures of Tibet (6.9)6.9 | Life and Death in the War Zone (8.4)8.4 | The Ghost Particle (7.8)7.8 | Saved by the Sun (8)8.0 | The Four-Winged Dinosaur (7.7)7.7 | Doctors' Diaries: Part One (7.9)7.9 | The Pluto Files (7.6)7.6 | Making Stuff: Smarter (8.2)8.2 | Separating Twins (7.7)7.7 | Earth from Space (8.1)8.1 | Great Cathedral Mystery (8.3)8.3 | Hagia Sophia: Istanbul's Mystery (7.6)7.6 | Memory Hackers (7.5)7.5 | Decoding the Weather Machine (8.2)8.2 | The Next Pompeii (7.7)7.7 | The Truth About Fat (7.7)7.7 | ||||||||||||||||||||||
| 07 | Crab Nebula (8.8)8.8 | Fat Chance in a Thin World (9)9.0 | In Search of Human Origins: Part II (8.4)8.4 | Making a Doctor (9.2)9.2 | Secrets of Lost Empires: Easter Island (6.3)6.3 | Why the Towers Fell (7.3)7.3 | Dirty Bomb (9.2)9.2 | Hunt for the Supertwister (7.7)7.7 | A Daring Flight (9)9.0 | Arctic Passage: Ice Survivors (8.5)8.5 | Pocahontas Revealed (7.6)7.6 | Cracking the Maya Code (7.9)7.9 | Doctors' Diaries: Part Two (8.2)8.2 | Hunting the Edge of Space: The Mystery of the Milky Way (8)8.0 | Crash of Flight 447 (7.4)7.4 | Cracking Your Genetic Code (7.6)7.6 | Mind of a Rampage Killer (6.1)6.1 | Wild Predator Invasion (6.6)6.6 | The Great Math Mystery (7.8)7.8 | Iceman Reborn (7.3)7.3 | Rise of the Superstorms (7.6)7.6 | Saving the Dead Sea (7.7)7.7 | Decoding COVID-19 (7.8)7.8 | |||||||||||||||||||||||||||
| 08 | Bird Brain: The Mystery of Bird Navigation (9)9.0 | War from the Air (8.6)8.6 | The Race for the Double Helix (9.3)9.3 | The Case of the Ancient Astronauts (8.9)8.9 | The Asteroid and the Dinosaur (9.4)9.4 | The Mathematical Mystery Tour (9.4)9.4 | In Search of Human Origins: Part III (8.4)8.4 | Mystery of the First Americans (8.7)8.7 | Fire Wars (7.1)7.1 | World in the Balance: The People Paradox (8.3)8.3 | Wave That Shook the World (8.4)8.4 | Arctic Passage: Prisoners of the Ice (8.1)8.1 | Car of the Future (7.6)7.6 | Musical Minds (7.3)7.3 | Hunting the Edge of Space: The Ever-Expanding Universe (7.4)7.4 | Venom: Nature's Killer (7.7)7.7 | Hunting the Elements (7.7)7.7 | Meteor Strike (7.5)7.5 | Inside Animal Minds: Bird Genius (8.2)8.2 | Invisible Universe Revealed (8.2)8.2 | Rise of the Robots (6.6)6.6 | Secrets of the Sky Tombs (7.4)7.4 | Transplanting Hope (7.8)7.8 | Inside the Megafire (7.7)7.7 | Eagle Power (7.7)7.7 | |||||||||||||||||||||||||
| 09 | Einstein (8.7)8.7 | Animal Olympians (8.2)8.2 | The Man Who Loved Numbers (8.8)8.8 | Eclipse of the Century (8.3)8.3 | Anastasia: Dead or Alive? (8.9)8.9 | Crocodiles! With David Attenborough (7.6)7.6 | Secrets of Lost Empires: Roman Bath (7.9)7.9 | Cracking the Code of Life (7.2)7.2 | Secret of Photo 51 (8.2)8.2 | World in the Balance: China Revs Up (8)8.0 | The Great Robot Race (7.4)7.4 | Bone Diggers (8.3)8.3 | A Walk to Beautiful (8.1)8.1 | Mind Over Money (7.1)7.1 | Japan's Killer Quake (7.9)7.9 | Deadliest Tornadoes (6.8)6.8 | Ancient Computer (8.4)8.4 | Inside Animal Minds: Dogs & Super Senses (7.9)7.9 | Nazi Attack on America (7.7)7.7 | Vikings Unearthed (7)7.0 | The Nuclear Option (7.7)7.7 | Operation Bridge Rescue (8.1)8.1 | First Horse Warriors (7.8)7.8 | Human Nature (7.8)7.8 | ||||||||||||||||||||||||||
| 10 | The First Signs of Washoe (8.2)8.2 | The Rise and Fall of DDT (9.6)9.6 | The Cancer Detectives of Lin Xian (9.3)9.3 | The KGB, the Computer and Me (8.7)8.7 | Kingdom of the Seahorse (7.8)7.8 | Lost Tribes of Israel (8)8.0 | Harvest of Fear (8.1)8.1 | Mysterious Life of Caves (5.8)5.8 | Infinite Secrets (7.8)7.8 | Battle Plan Under Fire (7.8)7.8 | Voyage to the Mystery Moon (7.1)7.1 | The Great Inca Rebellion (7)7.0 | Lord of the Ants (7.1)7.1 | Darwin's Darkest Hour (7)7.0 | Mt. St. Helens Back from the Dead (7.2)7.2 | Power Surge (6.8)6.8 | Why Ships Sink (6.7)6.7 | Australia's First 4 Billion Years: Awakening (7.6)7.6 | Inside Animal Minds: Who's the Smartest? (7.5)7.5 | Lethal Seas (7.4)7.4 | Can Alzheimer's Be Stopped? (7.3)7.3 | Search for the Super Battery (7.2)7.2 | Volcano on Fire (7.3)7.3 | Lost Viking Army (7.2)7.2 | The Secret Mind of Slime (7.6)7.6 | |||||||||||||||||||||||||
| 11 | Take the World from Another Point of View (9.2)9.2 | The Overworked Miracle (9.8)9.8 | The Sea Behind the Dunes (9.4)9.4 | The Case of the UFOs (9.6)9.6 | The Hidden City (8.2)8.2 | Einstein Revealed (8)8.0 | Lost at Sea: The Search for Longitude (7.7)7.7 | To the Moon (8.6)8.6 | Secrets of Lost Empires: China Bridge (7)7.0 | Search for a Safe Cigarette (8)8.0 | Lost Roman Treasure (7.6)7.6 | Who Killed the Red Baron? (7.4)7.4 | Origins: Earth Is Born (7.8)7.8 | Mystery of the Megaflood (8.2)8.2 | Dimming the Sun (8)8.0 | Arctic Dinosaurs (7)7.0 | Hubble's Amazing Rescue (7.3)7.3 | Building the Great Cathedrals (7)7.0 | Engineering Ground Zero (7.1)7.1 | Secrets of the Sun (7.4)7.4 | Australia's First 4 Billion Years: Life Explodes (7.4)7.4 | Why Sharks Attack (6.1)6.1 | Chasing Pluto (8)8.0 | Wild Ways (7.9)7.9 | Ultimate Cruise Ship (7.3)7.3 | Volcano on the Brink (7.1)7.1 | Back to the Moon (8.1)8.1 | A to Z: The First Alphabet (7.9)7.9 | ||||||||||||||||||||||
| 12 | The Search for the Disappeared (7.9)7.9 | Death of a Star (6.6)6.6 | Secrets of the Dead Sea Scrolls (8.4)8.4 | Mind of a Serial Killer (8.1)8.1 | Secrets of the Psychics (8.5)8.5 | The Secret of the Wild Child (7.5)7.5 | Faster Than Sound (8.7)8.7 | Chasing 'El Niño' (8)8.0 | What's Up with the Weather? (7.7)7.7 | Galileo's Battle for the Heavens (7.2)7.2 | The Elegant Universe: Einstein's Dream (1) (7.9)7.9 | Origins: How Life Began (7.7)7.7 | Sinking the Supership (8)8.0 | Building on Ground Zero (6.1)6.1 | Space Shuttle Disaster (7.4)7.4 | Lizard Kings (7.9)7.9 | Emergency Mine Rescue (7.4)7.4 | Surviving the Tsunami (7.1)7.1 | Secrets of the Viking Sword (7.4)7.4 | Australia's First 4 Billion Years: Monsters (7.5)7.5 | Escape from Nazi Alcatraz (7.5)7.5 | Nuclear Meltdown Disaster (7.6)7.6 | Operation Lighthouse Rescue (7.4)7.4 | The Origami Revolution (8.2)8.2 | Addiction (7.7)7.7 | The Planets: Inner Worlds (8)8.0 | A to Z: How Writing Changed the World (8.3)8.3 | |||||||||||||||||||||||
| 13 | The Mystery of the Anasazi (9.2)9.2 | The Tuaregs (9)9.0 | The Great Violin Mystery (8.8)8.8 | The Nomads of the Rain Forest (8.4)8.4 | What Einstein Never Knew (8.7)8.7 | Suicide Mission to Chernobyl (8.2)8.2 | Lightning! (8.3)8.3 | Secrets of the Mind (8)8.0 | The Elegant Universe: String's the Thing (2) (8.2)8.2 | Origins: Where Are the Aliens? (8)8.0 | E=mc²: Einstein's Big Idea (8.1)8.1 | Mystery of the Megavolcano (7.8)7.8 | Secrets of the Samurai Sword (7.9)7.9 | Parallel Worlds, Parallel Lives (7.9)7.9 | Becoming Human: First Steps (8.1)8.1 | Trapped in an Elevator (7.5)7.5 | Finding Life Beyond Earth: Are We Alone? (8)8.0 | Forensics on Trial (7.3)7.3 | Australia's First 4 Billion Years: Strange Creatures (7.5)7.5 | D-Day's Sunken Secrets (8.1)8.1 | Dawn of Humanity (7.9)7.9 | Bombing Hitler's Supergun (7.6)7.6 | Why Trains Crash (7.2)7.2 | Flying Supersonic (7.9)7.9 | The Planets: Mars (8)8.0 | Nature's Fear Factor (7.8)7.8 | ||||||||||||||||||||||||
| 14 | The Plutonium Connection (9)9.0 | The Red Planet (9)9.0 | Voyager: Jupiter & Beyond (8.9)8.9 | A Magic Way of Going: The Story of Thoroughbreds (9.2)9.2 | Hunt for the Serial Arsonist (9.4)9.4 | The Proof (9.1)9.1 | The Killer's Trail: The Story of Dr. Sam Sheppard (7.6)7.6 | The Vikings (7.8)7.8 | Sex: Unknown (9)9.0 | Sinking City of Venice (7)7.0 | Origins: Back to the Beginning (8.2)8.2 | Ghost in Your Genes (7.8)7.8 | Hunting the Hidden Dimension (7.9)7.9 | Becoming Human: Birth of Humanity (8)8.0 | Dogs Decoded (7.9)7.9 | Finding Life Beyond Earth: Moons and Beyond (7.2)7.2 | Mystery of Easter Island (7.4)7.4 | Oklahoma's Deadliest Tornadoes (6.4)6.4 | Vaccines - Calling the Shots (7.2)7.2 | Arctic Ghost Ship (7.3)7.3 | 15 Years of Terror (6.6)6.6 | Holocaust Escape Tunnel (7)7.0 | The Last B-24 (7.2)7.2 | The Planets: Jupiter (8.4)8.4 | Touching the Asteroid (7.8)7.8 | |||||||||||||||||||||||||
| 15 | The Magic of Special Effects (9.3)9.3 | Earthquake! (9.2)9.2 | This Old Pyramid (8)8.0 | The Real Jurassic Park (8.7)8.7 | Treasures of the Great Barrier Reef (5.5)5.5 | Top Gun Over Moscow (8.8)8.8 | Wild Wolves with David Attenborough (7.2)7.2 | Lincoln's Secret Weapon (7.4)7.4 | Wright Brothers' Flying Machine (7.6)7.6 | The Most Dangerous Woman in America (7.9)7.9 | Volcano Under the City (8.6)8.6 | The Deadliest Plane Crash (8.2)8.2 | Marathon Challenge (6.5)6.5 | Alien from Earth (7.4)7.4 | Becoming Human: Last Human Standing (8.1)8.1 | Secrets of Stonehenge (7.2)7.2 | Iceman Murder Mystery (7.3)7.3 | Ultimate Mars Challenge (7.4)7.4 | Manhunt: Boston Bombers (6.9)6.9 | Rise of the Hackers (7.4)7.4 | Secrets of Noah's Ark (5.9)5.9 | School of the Future (6.9)6.9 | Building Chernobyl's Megatomb (7.8)7.8 | Thai Cave Rescue (7.2)7.2 | The Planets: Saturn (8.7)8.7 | Can We Cool the Planet? (6.9)6.9 | ||||||||||||||||||||||||
| 16 | The Lost World of the Maya (8.9)8.9 | A Man, a Plan, a Canal, Panama (8.1)8.1 | Hurricane! (7.7)7.7 | Iceman (8.2)8.2 | Killer Quake! (7.9)7.9 | Shark Attack! (7.2)7.2 | Super Bridge (8.4)8.4 | Decoding Nazi Secrets (8.3)8.3 | Holocaust on Trial (6.9)6.9 | Bioterror (9.2)9.2 | Magnetic Storm (7.7)7.7 | America's Stone Age Explorers (8.1)8.1 | Hitler's Sunken Secret (7.7)7.7 | Monster of the Milky Way (8.2)8.2 | Sputnik Declassified (7.5)7.5 | The Bible's Buried Secrets (7.3)7.3 | What Are Dreams? (7.1)7.1 | Quest for Solomon's Mines (6.6)6.6 | The Fabric of the Cosmos: What is Space? (8.6)8.6 | Inside the Megastorm (7.6)7.6 | Ground Zero Supertower (7)7.0 | Why Planes Vanish (7.5)7.5 | Cyberwar Threat (7.4)7.4 | Great Human Odyssey (8)8.0 | Chinese Chariot Revealed (7)7.0 | World's Fastest Animal (8.3)8.3 | The Planets: Ice Worlds (8.4)8.4 | Saving Notre Dame (7.2)7.2 | ||||||||||||||||||||||
| 17 | Linus Pauling: Crusading Scientist (9)9.0 | Moving Still (9.2)9.2 | Tornado! (9.5)9.5 | Private Lives of Dolphins (7.9)7.9 | Mysterious Crash of Flight 201 (8.2)8.2 | Treasures of the Sunken City (8.7)8.7 | Hitler's Lost Sub (7.8)7.8 | Life's Greatest Miracle (7.5)7.5 | Volcano Above the Clouds (7.1)7.1 | History's Great Escapes (8.3)8.3 | Newton's Dark Secrets (7.8)7.8 | Wings of Madness (7.2)7.2 | Judgment Day: Intelligent Design on Trial (8.5)8.5 | Ocean Animal Emergency (8.1)8.1 | What Darwin Never Knew (8.2)8.2 | Secrets Beneath the Ice (7.1)7.1 | The Fabric of the Cosmos: The Illusion of Time (8.5)8.5 | Megastorm Aftermath (6.6)6.6 | Surviving Ebola (6.8)6.8 | Animal Mummies (7)7.0 | Super Tunnel (7.8)7.8 | Poisoned Water (7.8)7.8 | Apollo's Daring Mission (8.7)8.7 | Why Bridges Collapse (7.7)7.7 | ||||||||||||||||||||||||||
| 18 | Inside the Shark (9)9.0 | Nuclear Strategy for Beginners (8.6)8.6 | Odyssey of Life: The Unknown World (2) (8)8.0 | Runaway Universe (7.5)7.5 | Methuselah Tree (8.3)8.3 | Ancient Refuge in the Holy Land (7.4)7.4 | Storm That Drowned a City (7.7)7.7 | Family That Walks on All Fours (6.7)6.7 | Master of the Killer Ants (7.7)7.7 | Is There Life on Mars? (7.3)7.3 | The Fabric of the Cosmos: Quantum Leap (8.5)8.5 | Making Stuff Faster (7.7)7.7 | Ben Franklin's Balloons (6.7)6.7 | Making North America: Origins (7.5)7.5 | Treasures of the Earth: Gems (7.8)7.8 | Eclipse Over America (7.5)7.5 | Look Who's Driving (8)8.0 | |||||||||||||||||||||||||||||||||
| 19 | A Whisper from Space (9.7)9.7 | The Red Deer of Rhum (9)9.0 | City Spaces, Human Places (9)9.0 | Stephen Jay Gould: This View of Life (9.9)9.9 | Who Shot President Kennedy? (6.9)6.9 | The Best Mind Since Einstein (8.3)8.3 | Odyssey of Life: The Photographer's Secrets (3) (7.8)7.8 | Missing in MiG Alley (7.2)7.2 | The Big Energy Gamble (7.5)7.5 | The Fabric of the Cosmos: Universe or Multiverse? (8.4)8.4 | Making Stuff Wilder (7.6)7.6 | First Air War (7.4)7.4 | Making North America: Life (7.5)7.5 | Treasures of the Earth: Metals (7.9)7.9 | Death Dive to Saturn (7.5)7.5 | Rise of the Mammals (7.7)7.7 | ||||||||||||||||||||||||||||||||||
| 20 | The Case of the Bermuda Triangle (8.2)8.2 | It's About Time (9.6)9.6 | The Plane that Changed the World (8.8)8.8 | In Search of the First Language (8.7)8.7 | Dying to Be Thin (7.4)7.4 | Underwater Dream Machine (8.8)8.8 | Making Stuff Colder (7.7)7.7 | Bigger Than T. Rex (7.4)7.4 | Making North America: Human (7.5)7.5 | Treasures of the Earth: Power (7.6)7.6 | Secrets of the Shining Knight (7.2)7.2 | Dead Sea Scroll Detectives (7.5)7.5 | ||||||||||||||||||||||||||||||||||||||
| 21 | Secrets of the Lost Red Paint People (7.3)7.3 | The Schoolboys Who Cracked the Soviet Secret (8.8)8.8 | Japan's Secret Garden (8.1)8.1 | Making Stuff Safer (7.3)7.3 | Emperor's Ghost Army (7.4)7.4 | Inside Einstein's Mind (7.9)7.9 | Ghosts of Stonehenge (7.2)7.2 | Decoding da Vinci (8)8.0 | ||||||||||||||||||||||||||||||||||||||||||
| 22 | Cold Case JFK (6.8)6.8 | Killer Landslides (7.3)7.3 | Secrets of the Forbidden City (7.6)7.6 | The Violence Paradox (7.5)7.5 | ||||||||||||||||||||||||||||||||||||||||||||||
| 23 | At the Edge of Space (7.3)7.3 | First Man on the Moon (7.7)7.7 | Killer Volcanoes (7.6)7.6 | Animal Espionage (7.9)7.9 | ||||||||||||||||||||||||||||||||||||||||||||||
| 24 | Asteroid: Doomsday or Payday? (7.4)7.4 | Killer Hurricanes (7.1)7.1 | ||||||||||||||||||||||||||||||||||||||||||||||||
| 25 | Killer Floods (7.3)7.3 | |||||||||||||||||||||||||||||||||||||||||||||||||
| 26 | Extreme Animal Weapons (7.7)7.7 | |||||||||||||||||||||||||||||||||||||||||||||||||
| 27 | Bird Brain (8.5)8.5 | |||||||||||||||||||||||||||||||||||||||||||||||||
| 28 | Day the Dinosaurs Died (8.1)8.1 | |||||||||||||||||||||||||||||||||||||||||||||||||
| Avg | 9.1 | 9.1 | 9.1 | 8.9 | 9.3 | 8.7 | 9.2 | 9.0 | 9.4 | 8.9 | 9.0 | 9.2 | 8.5 | 7.6 | 8.6 | 8.5 | 9.0 | 8.6 | 8.1 | 8.5 | 8.2 | 8.3 | 8.4 | 8.2 | 8.1 | 8.0 | 7.7 | 8.3 | 7.1 | 7.8 | 7.9 | 8.2 | 7.7 | 7.7 | 7.7 | 7.7 | 7.3 | 7.8 | 7.4 | 7.3 | 7.2 | 7.6 | 7.4 | 7.5 | 7.6 | 7.9 | 7.7 | 7.3 | 8.0 | |
Rating
Watch Time
| Rank | Ep | Episode Name | Rating | Votes |
|---|---|---|---|---|
| 1 | S11E19 | Stephen Jay Gould: This View of Life | 9.9 | 0 |
| 1 | S03E11 | The Overworked Miracle | 9.8 | 0 |
| 1 | S15E01 | Top Gun and Beyond | 9.8 | 0 |
| 1 | S12E06 | The Shape of Things | 9.7 | 0 |
| 1 | S05E19 | A Whisper from Space | 9.7 | 0 |
| 1 | S10E06 | City of Coral | 9.6 | 0 |
| 1 | S09E11 | The Case of the UFOs | 9.6 | 0 |
| 1 | S07E20 | It's About Time | 9.6 | 0 |
| 1 | S23E06 | Kidnapped by UFOs? The True Story of Alien Abductions | 9.6 | 0 |
| 1 | S08E04 | Anatomy of a Volcano | 9.6 | 0 |
| 1 | S02E04 | The Secrets of Sleep | 9.6 | 0 |
| 1 | S02E06 | The Men Who Painted Caves | 9.6 | 0 |
| 1 | S01E04 | The Search for Life | 9.6 | 0 |
| 1 | S02E10 | The Rise and Fall of DDT | 9.6 | 0 |
| 1 | S01E02 | Where Did the Colorado Go? | 9.5 | 0 |
| 1 | S12E17 | Tornado! | 9.5 | 0 |
| 1 | S07E11 | The Sea Behind the Dunes | 9.4 | 0 |
| 1 | S22E14 | Hunt for the Serial Arsonist | 9.4 | 0 |
| 1 | S08E08 | The Asteroid and the Dinosaur | 9.4 | 0 |
| 1 | S01E01 | The Making of a Natural History Film | 9.4 | 0 |
| 1 | S03E04 | The Planets | 9.4 | 0 |
| 1 | S12E08 | The Mathematical Mystery Tour | 9.4 | 0 |
| 1 | S03E08 | The Race for the Double Helix | 9.3 | 0 |
| 1 | S07E10 | The Cancer Detectives of Lin Xian | 9.3 | 0 |
| 1 | S12E15 | The Magic of Special Effects | 9.3 | 0 |
| 1 | S28E02 | Vanished! | 9.2 | 0 |
| 1 | S23E04 | Plague Fighters | 9.2 | 0 |
| 1 | S09E02 | Test-Tube Babies: A Daughter for Judy | 9.2 | 0 |
| 1 | S28E16 | Bioterror | 9.2 | 0 |
| 1 | S30E07 | Dirty Bomb | 9.2 | 0 |
| 1 | S22E07 | Making a Doctor | 9.2 | 0 |
| 1 | S10E14 | A Magic Way of Going: The Story of Thoroughbreds | 9.2 | 0 |
| 1 | S02E11 | Take the World from Another Point of View | 9.2 | 0 |
| 1 | S22E04 | Nazi Designers of Death | 9.2 | 0 |
| 1 | S25E03 | Supersonic Spies | 9.2 | 0 |
| 1 | S07E17 | Moving Still | 9.2 | 0 |
| 1 | S01E13 | The Mystery of the Anasazi | 9.2 | 0 |
| 1 | S18E05 | Case of the Flying Dinosaur (2) | 9.2 | 0 |
| 1 | S01E05 | Last of the Cuiva | 9.2 | 0 |
| 1 | S17E15 | Earthquake! | 9.2 | 12 |
| 1 | S16E03 | The Strange New Science of Chaos | 9.2 | 11 |
| 1 | S04E02 | The Hot Blooded Dinosaurs | 9.2 | 0 |
| 1 | S16E02 | The Last Journey of a Genius | 9.1 | 0 |
| 1 | S13E05 | The Case of the Frozen Addict | 9.1 | 0 |
| 1 | S01E06 | Strange Sleep | 9.1 | 0 |
| 1 | S24E14 | The Proof | 9.1 | 0 |
| 1 | S10E02 | The Pleasure of Finding Things Out | 9.0 | 27 |
| 1 | S04E04 | The Sunspot Mystery | 9.0 | 0 |
| 1 | S03E18 | Inside the Shark | 9.0 | 0 |
| 1 | S04E17 | Linus Pauling: Crusading Scientist | 9.0 | 0 |
| 1 | S01E08 | Bird Brain: The Mystery of Bird Navigation | 9.0 | 0 |
| 1 | S02E14 | The Plutonium Connection | 9.0 | 0 |
| 1 | S01E03 | Whales, Dolphins, and Men | 9.0 | 0 |
| 1 | S15E02 | How to Create a Junk Food | 9.0 | 0 |
| 1 | S02E13 | The Tuaregs | 9.0 | 0 |
| 1 | S04E14 | The Red Planet | 9.0 | 0 |
| 1 | S11E01 | The Case of ESP | 9.0 | 0 |
| 1 | S32E03 | Supersonic Dream | 9.0 | 0 |
| 1 | S32E07 | A Daring Flight | 9.0 | 0 |
| 1 | S02E03 | The Hunting of the Quark | 9.0 | 0 |
| 1 | S10E07 | Fat Chance in a Thin World | 9.0 | 0 |
| 1 | S07E19 | The Red Deer of Rhum | 9.0 | 0 |
| 1 | S18E03 | The Chip vs. the Chessmaster | 9.0 | 0 |
| 1 | S28E14 | Sex: Unknown | 9.0 | 0 |
| 1 | S08E19 | City Spaces, Human Places | 9.0 | 0 |
| 1 | S22E09 | Anastasia: Dead or Alive? | 8.9 | 0 |
| 1 | S02E16 | The Lost World of the Maya | 8.9 | 0 |
| 1 | S07E14 | Voyager: Jupiter & Beyond | 8.9 | 0 |
| 1 | S05E08 | The Case of the Ancient Astronauts | 8.9 | 12 |
| 1 | S24E02 | Titanic's Lost Sister | 8.9 | 0 |
| 1 | S08E13 | The Great Violin Mystery | 8.8 | 0 |
| 1 | S12E20 | The Plane that Changed the World | 8.8 | 13 |
| 1 | S16E21 | The Schoolboys Who Cracked the Soviet Secret | 8.8 | 0 |
| 1 | S33E20 | Underwater Dream Machine | 8.8 | 0 |
| 1 | S01E07 | Crab Nebula | 8.8 | 0 |
| 1 | S15E09 | The Man Who Loved Numbers | 8.8 | 0 |
| 1 | S23E15 | Top Gun Over Moscow | 8.8 | 0 |
| 1 | S28E03 | Nazi Prison Escape | 8.8 | 0 |
| 1 | S20E05 | In the Path of a Killer Volcano | 8.8 | 0 |
| 1 | S11E03 | China's Only Child | 8.7 | 0 |
| 1 | S24E12 | Faster Than Sound | 8.7 | 0 |
| 1 | S24E17 | Treasures of the Sunken City | 8.7 | 0 |
| 1 | S06E09 | Einstein | 8.7 | 0 |
| 1 | S46E15 | The Planets: Saturn | 8.7 | 51 |
| 1 | S27E08 | Mystery of the First Americans | 8.7 | 0 |
| 1 | S45E17 | Apollo's Daring Mission | 8.7 | 43 |
| 1 | S21E20 | In Search of the First Language | 8.7 | 0 |
| 1 | S20E15 | The Real Jurassic Park | 8.7 | 0 |
| 1 | S17E10 | The KGB, the Computer and Me | 8.7 | 15 |
| 1 | S12E13 | What Einstein Never Knew | 8.7 | 0 |
| 1 | S15E03 | Buried in Ice | 8.6 | 0 |
| 1 | S10E18 | Nuclear Strategy for Beginners | 8.6 | 0 |
| 1 | S38E16 | The Fabric of the Cosmos: What is Space? | 8.6 | 207 |
| 1 | S02E08 | War from the Air | 8.6 | 0 |
| 1 | S32E15 | Volcano Under the City | 8.6 | 11 |
| 1 | S26E11 | To the Moon | 8.6 | 18 |
| 1 | S22E06 | The Universe Within | 8.6 | 0 |
| 1 | S18E04 | The Hunt for China's Dinosaurs (1) | 8.6 | 0 |
| 1 | S33E07 | Arctic Passage: Ice Survivors | 8.5 | 0 |
| 1 | S25E02 | Mysterious Mummies of China | 8.5 | 0 |
| 1 | S34E04 | Kings of Camouflage | 8.5 | 32 |
| 1 | S18E06 | T. Rex Exposed | 8.5 | 0 |
| 1 | S38E17 | The Fabric of the Cosmos: The Illusion of Time | 8.5 | 201 |
| 1 | S38E18 | The Fabric of the Cosmos: Quantum Leap | 8.5 | 200 |
| 1 | S20E12 | Secrets of the Psychics | 8.5 | 62 |
| 1 | S34E17 | Judgment Day: Intelligent Design on Trial | 8.5 | 185 |
| 1 | S44E27 | Bird Brain | 8.5 | 68 |
| 1 | S46E16 | The Planets: Ice Worlds | 8.4 | 43 |
| 1 | S40E09 | Ancient Computer | 8.4 | 55 |
| 1 | S13E01 | Halley's Comet: Once in a Lifetime | 8.4 | 0 |
| 1 | S30E04 | Battle of the X-Planes | 8.4 | 51 |
| 1 | SUnknoE03 | Predators in Your Backyard | 8.4 | 0 |
| 1 | S46E14 | The Planets: Jupiter | 8.4 | 46 |
| 1 | S11E13 | The Nomads of the Rain Forest | 8.4 | 0 |
| 1 | S04E01 | Hitler's Secret Weapon | 8.4 | 0 |
| 1 | S21E08 | In Search of Human Origins: Part III | 8.4 | 0 |
| 1 | S20E03 | The Deadly Deception | 8.4 | 11 |
| 1 | S32E02 | The Boldest Hoax | 8.4 | 0 |
| 1 | S24E06 | Secrets of Lost Empires: Colosseum (4) | 8.4 | 0 |
| 1 | S38E19 | The Fabric of the Cosmos: Universe or Multiverse? | 8.4 | 157 |
| 1 | S31E06 | Life and Death in the War Zone | 8.4 | 19 |
| 1 | S34E03 | The Last Great Ape | 8.4 | 13 |
| 1 | S27E02 | Lost on Everest | 8.4 | 17 |
| 1 | S32E08 | Wave That Shook the World | 8.4 | 25 |
| 1 | S18E12 | Secrets of the Dead Sea Scrolls | 8.4 | 0 |
| 1 | S24E16 | Super Bridge | 8.4 | 0 |
| 1 | S21E07 | In Search of Human Origins: Part II | 8.4 | 0 |
| 1 | S18E01 | Return to Mt. St. Helens | 8.3 | 0 |
| 1 | S47E12 | A to Z: How Writing Changed the World | 8.3 | 47 |
| 1 | S21E06 | In Search of Human Origins: Part I | 8.3 | 0 |
| 1 | S26E16 | Decoding Nazi Secrets | 8.3 | 0 |
| 1 | S31E17 | History's Great Escapes | 8.3 | 19 |
| 1 | S32E05 | The Viking Deception | 8.3 | 18 |
| 1 | S45E16 | World's Fastest Animal | 8.3 | 37 |
| 1 | S19E09 | Eclipse of the Century | 8.3 | 0 |
| 1 | S34E09 | Bone Diggers | 8.3 | 14 |
| 1 | S31E08 | World in the Balance: The People Paradox | 8.3 | 0 |
| 1 | SUnknoE00 | Black Hole Universe | 8.3 | 20 |
| 1 | S47E01 | Polar Extremes | 8.3 | 45 |
| 1 | S20E19 | The Best Mind Since Einstein | 8.3 | 11 |
| 1 | S41E06 | Great Cathedral Mystery | 8.3 | 60 |
| 1 | S22E13 | Lightning! | 8.3 | 0 |
| 1 | S14E03 | Why Planes Crash | 8.3 | 11 |
| 1 | S29E06 | Shackleton's Voyage of Endurance | 8.3 | 29 |
| 1 | S28E18 | Methuselah Tree | 8.3 | 0 |
| 1 | S01E10 | The First Signs of Washoe | 8.2 | 0 |
| 1 | S45E06 | Decoding the Weather Machine | 8.2 | 152 |
| 1 | S30E02 | Last Flight of Bomber 31 | 8.2 | 0 |
| 1 | S33E15 | The Deadliest Plane Crash | 8.2 | 36 |
| 1 | S08E09 | Animal Olympians | 8.2 | 0 |
| 1 | S31E14 | Origins: Back to the Beginning | 8.2 | 35 |
| 1 | S33E16 | Monster of the Milky Way | 8.2 | 55 |
| 1 | S30E09 | Secret of Photo 51 | 8.2 | 21 |
| 1 | S44E12 | The Origami Revolution | 8.2 | 44 |
| 1 | S32E11 | Mystery of the Megaflood | 8.2 | 40 |
| 1 | S30E13 | The Elegant Universe: String's the Thing (2) | 8.2 | 29 |
| 1 | S36E07 | Doctors' Diaries: Part Two | 8.2 | 19 |
| 1 | S38E02 | Making Stuff: Stronger | 8.2 | 45 |
| 1 | S38E06 | Making Stuff: Smarter | 8.2 | 45 |
| 1 | S36E17 | What Darwin Never Knew | 8.2 | 123 |
| 1 | S41E08 | Inside Animal Minds: Bird Genius | 8.2 | 34 |
| 1 | S20E17 | Mysterious Crash of Flight 201 | 8.2 | 0 |
| 1 | S33E05 | Jewel of the Earth | 8.2 | 19 |
| 1 | S18E02 | Con-Fusion in a Jar | 8.2 | 0 |
| 1 | S35E02 | Absolute Zero: The Race for Absolute Zero | 8.2 | 67 |
| 1 | S03E20 | The Case of the Bermuda Triangle | 8.2 | 0 |
| 1 | S16E11 | The Hidden City | 8.2 | 0 |
| 1 | S18E13 | Suicide Mission to Chernobyl | 8.2 | 0 |
| 1 | S31E05 | Crash of Flight 111 | 8.2 | 20 |
| 1 | S42E08 | Invisible Universe Revealed | 8.2 | 76 |
| 1 | S19E16 | Iceman | 8.2 | 0 |
| 1 | S23E03 | B-29 Frozen in Time | 8.2 | 32 |
| 1 | S36E15 | Becoming Human: Last Human Standing | 8.1 | 111 |
| 1 | S45E09 | Operation Bridge Rescue | 8.1 | 34 |
| 1 | S28E10 | Harvest of Fear | 8.1 | 0 |
| 1 | S41E13 | D-Day's Sunken Secrets | 8.1 | 38 |
| 1 | S14E16 | A Man, a Plan, a Canal, Panama | 8.1 | 17 |
| 1 | S24E05 | Secrets of Lost Empires: Obelisk (3) | 8.1 | 0 |
| 1 | S40E06 | Earth from Space | 8.1 | 81 |
| 1 | S27E01 | Tales from the Hive | 8.1 | 12 |
| 1 | S31E16 | America's Stone Age Explorers | 8.1 | 14 |
| 1 | S32E13 | E=mc²: Einstein's Big Idea | 8.1 | 159 |
| 1 | S46E11 | Back to the Moon | 8.1 | 41 |
| 1 | S35E01 | Absolute Zero: The Conquest of Cold | 8.1 | 55 |
| 1 | S44E28 | Day the Dinosaurs Died | 8.1 | 101 |
| 1 | S41E02 | Zeppelin Terror Attack | 8.1 | 36 |
| 1 | S33E08 | Arctic Passage: Prisoners of the Ice | 8.1 | 20 |
| 1 | S27E05 | Secrets of Lost Empires: Pharaoh's Obelisk | 8.1 | 12 |
| 1 | S19E12 | Mind of a Serial Killer | 8.1 | 12 |
| 1 | S35E17 | Ocean Animal Emergency | 8.1 | 18 |
| 1 | S27E21 | Japan's Secret Garden | 8.1 | 0 |
| 1 | S35E09 | A Walk to Beautiful | 8.1 | 0 |
| 1 | S42E01 | Big Bang Machine | 8.1 | 42 |
| 1 | S36E13 | Becoming Human: First Steps | 8.1 | 140 |
| 1 | S28E13 | Secrets of the Mind | 8.0 | 38 |
| 1 | S32E12 | Sinking the Supership | 8.0 | 21 |
| 1 | S23E18 | Odyssey of Life: The Unknown World (2) | 8.0 | 0 |
| 1 | S33E11 | Dimming the Sun | 8.0 | 20 |
| 1 | S23E11 | Einstein Revealed | 8.0 | 11 |
| 1 | S22E02 | Vikings in America | 8.0 | 0 |
| 1 | S31E09 | World in the Balance: China Revs Up | 8.0 | 22 |
| 1 | S34E06 | Saved by the Sun | 8.0 | 20 |
| 1 | S38E04 | Making Stuff: Cleaner | 8.0 | 36 |
| 1 | S45E01 | Black Hole Apocalypse | 8.0 | 942 |
| 1 | S46E21 | Decoding da Vinci | 8.0 | 52 |
| 1 | S38E13 | Finding Life Beyond Earth: Are We Alone? | 8.0 | 79 |
| 1 | S37E07 | Hunting the Edge of Space: The Mystery of the Milky Way | 8.0 | 58 |
| 1 | S02E01 | Why Do Birds Sing? | 8.0 | 0 |
| 1 | S46E18 | Look Who's Driving | 8.0 | 46 |
| 1 | S25E12 | Chasing 'El Niño' | 8.0 | 0 |
| 1 | S28E11 | Search for a Safe Cigarette | 8.0 | 0 |
| 1 | S31E13 | Origins: Where Are the Aliens? | 8.0 | 55 |
| 1 | S46E05 | Rise of the Rockets | 8.0 | 42 |
| 1 | S43E16 | Great Human Odyssey | 8.0 | 78 |
| 1 | S42E11 | Chasing Pluto | 8.0 | 54 |
| 1 | S46E13 | The Planets: Mars | 8.0 | 54 |
| 1 | S36E14 | Becoming Human: Birth of Humanity | 8.0 | 119 |
| 1 | S27E10 | Lost Tribes of Israel | 8.0 | 0 |
| 1 | S19E15 | This Old Pyramid | 8.0 | 0 |
| 1 | S46E12 | The Planets: Inner Worlds | 8.0 | 67 |
| 1 | S43E19 | Treasures of the Earth: Metals | 7.9 | 62 |
| 1 | S38E09 | Japan's Killer Quake | 7.9 | 54 |
| 1 | S47E11 | A to Z: The First Alphabet | 7.9 | 53 |
| 1 | S19E17 | Private Lives of Dolphins | 7.9 | 0 |
| 1 | S30E12 | The Elegant Universe: Einstein's Dream (1) | 7.9 | 53 |
| 1 | S34E13 | Secrets of the Samurai Sword | 7.9 | 59 |
| 1 | S27E09 | Secrets of Lost Empires: Roman Bath | 7.9 | 15 |
| 1 | S36E06 | Doctors' Diaries: Part One | 7.9 | 23 |
| 1 | S42E21 | Inside Einstein's Mind | 7.9 | 68 |
| 1 | S21E16 | Killer Quake! | 7.9 | 11 |
| 1 | S24E01 | Kaboom! | 7.9 | 0 |
| 1 | S13E12 | The Search for the Disappeared | 7.9 | 0 |
| 1 | S36E01 | The Incredible Journey of the Butterflies | 7.9 | 72 |
| 1 | S35E07 | Cracking the Maya Code | 7.9 | 73 |
| 1 | S46E02 | Einstein's Quantum Riddle | 7.9 | 80 |
| 1 | S35E13 | Parallel Worlds, Parallel Lives | 7.9 | 19 |
| 1 | S31E15 | The Most Dangerous Woman in America | 7.9 | 19 |
| 1 | S37E14 | Dogs Decoded | 7.9 | 131 |
| 1 | S35E14 | Hunting the Hidden Dimension | 7.9 | 144 |
| 1 | S42E13 | Dawn of Humanity | 7.9 | 168 |
| 1 | S33E01 | The Mummy Who Would Be King | 7.9 | 11 |
| 1 | S36E03 | Rat Attack | 7.9 | 26 |
| 1 | S38E03 | Making Stuff: Smaller | 7.9 | 44 |
| 1 | S46E23 | Animal Espionage | 7.9 | 32 |
| 1 | S45E13 | Flying Supersonic | 7.9 | 44 |
| 1 | S35E05 | Ape Genius | 7.9 | 35 |
| 1 | S36E12 | Lizard Kings | 7.9 | 35 |
| 1 | S41E09 | Inside Animal Minds: Dogs & Super Senses | 7.9 | 43 |
| 1 | S46E03 | Kilauea: Hawai'i on Fire | 7.9 | 41 |
| 1 | S33E03 | Deadly Ascent | 7.9 | 0 |
| 1 | S43E11 | Wild Ways | 7.9 | 47 |
| 1 | S44E17 | Poisoned Water | 7.8 | 126 |
| 1 | S30E05 | Mountain of Ice | 7.8 | 17 |
| 1 | S44E15 | Building Chernobyl's Megatomb | 7.8 | 66 |
| 1 | S34E14 | Ghost in Your Genes | 7.8 | 22 |
| 1 | S46E01 | Pluto and Beyond | 7.8 | 67 |
| 1 | S33E04 | The Perfect Corpse | 7.8 | 15 |
| 1 | S23E19 | Odyssey of Life: The Photographer's Secrets (3) | 7.8 | 0 |
| 1 | S47E07 | Decoding COVID-19 | 7.8 | 39 |
| 1 | S31E11 | Origins: Earth Is Born | 7.8 | 35 |
| 1 | S42E07 | The Great Math Mystery | 7.8 | 165 |
| 1 | S47E02 | Dog Tales | 7.8 | 42 |
| 1 | S16E04 | Back to Chernobyl | 7.8 | 13 |
| 1 | S43E18 | Treasures of the Earth: Gems | 7.8 | 75 |
| 1 | S27E17 | Hitler's Lost Sub | 7.8 | 36 |
| 1 | S31E01 | Mars Dead or Alive | 7.8 | 41 |
| 1 | S39E03 | 3D Spies of WWII | 7.8 | 63 |
| 1 | S27E14 | The Vikings | 7.8 | 12 |
| 1 | S33E06 | The Ghost Particle | 7.8 | 0 |
| 1 | S24E10 | Kingdom of the Seahorse | 7.8 | 12 |
| 1 | S46E09 | First Horse Warriors | 7.8 | 40 |
| 1 | S24E03 | Secrets of Lost Empires: Stonehenge (1) | 7.8 | 0 |
| 1 | S10E04 | The Miracle of Life | 7.8 | 22 |
| 1 | S33E13 | Mystery of the Megavolcano | 7.8 | 23 |
| 1 | S30E10 | Infinite Secrets | 7.8 | 0 |
| 1 | S45E08 | Transplanting Hope | 7.8 | 32 |
| 1 | S47E13 | Nature's Fear Factor | 7.8 | 32 |
| 1 | S32E17 | Newton's Dark Secrets | 7.8 | 53 |
| 1 | S47E09 | Human Nature | 7.8 | 32 |
| 1 | S31E10 | Battle Plan Under Fire | 7.8 | 0 |
| 1 | S42E02 | Sunken Ship Rescue | 7.8 | 45 |
| 1 | S35E04 | Astrospies | 7.8 | 33 |
| 1 | S47E14 | Touching the Asteroid | 7.8 | 34 |
| 1 | S43E17 | Super Tunnel | 7.8 | 58 |
| 1 | S47E03 | Cat Tales | 7.8 | 44 |
| 1 | S44E09 | The Nuclear Option | 7.7 | 58 |
| 1 | S39E06 | Separating Twins | 7.7 | 19 |
| 1 | S35E06 | The Four-Winged Dinosaur | 7.7 | 27 |
| 1 | S41E23 | First Man on the Moon | 7.7 | 117 |
| 1 | S47E05 | Cuba's Cancer Hope | 7.7 | 32 |
| 1 | S30E16 | Magnetic Storm | 7.7 | 44 |
| 1 | S32E01 | Welcome to Mars | 7.7 | 46 |
| 1 | S47E08 | Eagle Power | 7.7 | 34 |
| 1 | S40E20 | Making Stuff Colder | 7.7 | 40 |
| 1 | S31E07 | Hunt for the Supertwister | 7.7 | 30 |
| 1 | S47E06 | The Truth About Fat | 7.7 | 50 |
| 1 | S46E17 | Why Bridges Collapse | 7.7 | 38 |
| 1 | S44E26 | Extreme Animal Weapons | 7.7 | 49 |
| 1 | S34E18 | Master of the Killer Ants | 7.7 | 0 |
| 1 | S46E07 | Saving the Dead Sea | 7.7 | 27 |
| 1 | S39E08 | Hunting the Elements | 7.7 | 94 |
| 1 | S31E12 | Origins: How Life Began | 7.7 | 41 |
| 1 | S46E06 | The Next Pompeii | 7.7 | 21 |
| 1 | S46E19 | Rise of the Mammals | 7.7 | 56 |
| 1 | S36E05 | Megabeasts' Sudden Death | 7.7 | 25 |
| 1 | S47E04 | Mysteries of Sleep | 7.7 | 48 |
| 1 | S27E12 | What's Up with the Weather? | 7.7 | 0 |
| 1 | S42E09 | Nazi Attack on America | 7.7 | 55 |
| 1 | S32E16 | Hitler's Sunken Secret | 7.7 | 22 |
| 1 | S25E11 | Lost at Sea: The Search for Longitude | 7.7 | 0 |
| 1 | S38E08 | Venom: Nature's Killer | 7.7 | 26 |
| 1 | S45E12 | Addiction | 7.7 | 26 |
| 1 | S40E18 | Making Stuff Faster | 7.7 | 41 |
| 1 | S32E18 | Storm That Drowned a City | 7.7 | 23 |
| 1 | S16E16 | Hurricane! | 7.7 | 0 |
| 1 | S46E08 | Inside the Megafire | 7.7 | 31 |
| 1 | S29E11 | Lost Roman Treasure | 7.6 | 0 |
| 1 | S26E14 | The Killer's Trail: The Story of Dr. Sam Sheppard | 7.6 | 0 |
| 1 | SUnknoE01 | Mystery of the Senses: Smell | 7.6 | 0 |
| 1 | S25E09 | Crocodiles! With David Attenborough | 7.6 | 0 |
| 1 | S24E04 | Secrets of Lost Empires: Inca (2) | 7.6 | 0 |
| 1 | S34E02 | Forgotten Genius | 7.6 | 27 |
| 1 | SUnknoE02 | Mystery of the Senses: Vision | 7.6 | 0 |
| 1 | S42E06 | Hagia Sophia: Istanbul's Mystery | 7.6 | 71 |
| 1 | S39E16 | Inside the Megastorm | 7.6 | 23 |
| 1 | S31E03 | Dogs and More Dogs | 7.6 | 24 |
| 1 | S28E04 | Lost King of the Maya | 7.6 | 25 |
| 1 | S37E04 | Ghosts of Machu Picchu | 7.6 | 81 |
| 1 | S35E08 | Car of the Future | 7.6 | 29 |
| 1 | S39E04 | Mystery of a Masterpiece | 7.6 | 75 |
| 1 | S44E23 | Killer Volcanoes | 7.6 | 72 |
| 1 | S40E10 | Australia's First 4 Billion Years: Awakening | 7.6 | 71 |
| 1 | S47E10 | The Secret Mind of Slime | 7.6 | 33 |
| 1 | S35E03 | Secrets of the Parthenon | 7.6 | 62 |
| 1 | S42E05 | Petra: Lost City of Stone | 7.6 | 91 |
| 1 | S38E05 | Smartest Machine on Earth | 7.6 | 38 |
| 1 | S40E19 | Making Stuff Wilder | 7.6 | 39 |
| 1 | S42E12 | Nuclear Meltdown Disaster | 7.6 | 40 |
| 1 | S42E04 | Colosseum: Roman Death Trap | 7.6 | 59 |
| 1 | S45E07 | Rise of the Superstorms | 7.6 | 42 |
| 1 | S44E22 | Secrets of the Forbidden City | 7.6 | 43 |
| 1 | S43E13 | Bombing Hitler's Supergun | 7.6 | 55 |
| 1 | S39E07 | Cracking Your Genetic Code | 7.6 | 54 |
| 1 | S43E20 | Treasures of the Earth: Power | 7.6 | 52 |
| 1 | S30E15 | Wright Brothers' Flying Machine | 7.6 | 21 |
| 1 | S37E06 | The Pluto Files | 7.6 | 72 |
| 1 | S43E05 | Creatures of Light | 7.6 | 49 |
| 1 | S34E07 | Pocahontas Revealed | 7.6 | 18 |
| 1 | S43E02 | Life's Rocky Start | 7.6 | 118 |
| 1 | S44E18 | Eclipse Over America | 7.5 | 60 |
| 1 | S27E18 | Runaway Universe | 7.5 | 13 |
| 1 | S36E04 | Extreme Ice | 7.5 | 67 |
| 1 | S46E20 | Dead Sea Scroll Detectives | 7.5 | 40 |
| 1 | S41E12 | Escape from Nazi Alcatraz | 7.5 | 41 |
| 1 | S40E02 | Decoding Neanderthals | 7.5 | 122 |
| 1 | S43E06 | Memory Hackers | 7.5 | 184 |
| 1 | S43E03 | Mystery Beneath the Ice | 7.5 | 33 |
| 1 | S41E16 | Why Planes Vanish | 7.5 | 116 |
| 1 | S40E01 | Doomsday Volcanoes | 7.5 | 33 |
| 1 | S42E18 | Making North America: Origins | 7.5 | 71 |
| 1 | S40E12 | Australia's First 4 Billion Years: Monsters | 7.5 | 62 |
| 1 | S46E22 | The Violence Paradox | 7.5 | 72 |
| 1 | S43E04 | Himalayan Megaquake | 7.5 | 41 |
| 1 | S28E17 | Life's Greatest Miracle | 7.5 | 19 |
| 1 | S41E10 | Inside Animal Minds: Who's the Smartest? | 7.5 | 39 |
| 1 | S40E13 | Australia's First 4 Billion Years: Strange Creatures | 7.5 | 57 |
| 1 | S35E19 | The Big Energy Gamble | 7.5 | 22 |
| 1 | S37E13 | Trapped in an Elevator | 7.5 | 17 |
| 1 | S21E12 | The Secret of the Wild Child | 7.5 | 101 |
| 1 | S40E08 | Meteor Strike | 7.5 | 84 |
| 1 | S34E16 | Sputnik Declassified | 7.5 | 22 |
| 1 | S42E20 | Making North America: Human | 7.5 | 52 |
| 1 | S42E19 | Making North America: Life | 7.5 | 57 |
| 1 | S44E19 | Death Dive to Saturn | 7.5 | 371 |
| 1 | S26E01 | The Beast of Loch Ness | 7.5 | 11 |
| 1 | S40E11 | Australia's First 4 Billion Years: Life Explodes | 7.4 | 61 |
| 1 | S40E24 | Asteroid: Doomsday or Payday? | 7.4 | 49 |
| 1 | S42E03 | Sinkholes-Buried Alive | 7.4 | 49 |
| 1 | S43E12 | Operation Lighthouse Rescue | 7.4 | 40 |
| 1 | S42E10 | Lethal Seas | 7.4 | 40 |
| 1 | S38E07 | Crash of Flight 447 | 7.4 | 47 |
| 1 | S39E15 | Ultimate Mars Challenge | 7.4 | 161 |
| 1 | S37E08 | Hunting the Edge of Space: The Ever-Expanding Universe | 7.4 | 47 |
| 1 | S30E11 | Who Killed the Red Baron? | 7.4 | 14 |
| 1 | S41E04 | Ghosts of Murdered Kings | 7.4 | 44 |
| 1 | S29E02 | Neanderthals on Trial | 7.4 | 0 |
| 1 | S27E15 | Lincoln's Secret Weapon | 7.4 | 0 |
| 1 | S37E05 | Extreme Cave Diving | 7.4 | 39 |
| 1 | S39E02 | Bombing Hitler's Dams | 7.4 | 58 |
| 1 | S39E12 | Secrets of the Viking Sword | 7.4 | 176 |
| 1 | S27E06 | Trillion Dollar Bet | 7.4 | 37 |
| 1 | S41E15 | Rise of the Hackers | 7.4 | 153 |
| 1 | S33E09 | The Great Robot Race | 7.4 | 31 |
| 1 | S41E21 | Emperor's Ghost Army | 7.4 | 107 |
| 1 | S35E12 | Space Shuttle Disaster | 7.4 | 27 |
| 1 | S41E19 | First Air War | 7.4 | 80 |
| 1 | S27E20 | Dying to Be Thin | 7.4 | 28 |
| 1 | S27E03 | Secrets of Lost Empires: Medieval Siege | 7.4 | 0 |
| 1 | S35E15 | Alien from Earth | 7.4 | 30 |
| 1 | S46E04 | Decoding the Great Pyramid | 7.4 | 74 |
| 1 | S37E12 | Emergency Mine Rescue | 7.4 | 26 |
| 1 | S39E14 | Mystery of Easter Island | 7.4 | 110 |
| 1 | S31E18 | Ancient Refuge in the Holy Land | 7.4 | 16 |
| 1 | S41E01 | Alien Planets Revealed | 7.4 | 68 |
| 1 | S39E11 | Secrets of the Sun | 7.4 | 86 |
| 1 | S42E16 | Cyberwar Threat | 7.4 | 89 |
| 1 | S25E06 | Everest: The Death Zone | 7.4 | 11 |
| 1 | S44E08 | Secrets of the Sky Tombs | 7.4 | 65 |
| 1 | S41E20 | Bigger Than T. Rex | 7.4 | 141 |
| 1 | S43E01 | Secret Tunnel Warfare | 7.4 | 39 |
| 1 | S29E07 | Why the Towers Fell | 7.3 | 104 |
| 1 | S42E14 | Arctic Ghost Ship | 7.3 | 86 |
| 1 | S44E11 | Ultimate Cruise Ship | 7.3 | 58 |
| 1 | S41E22 | Killer Landslides | 7.3 | 84 |
| 1 | S43E07 | Iceman Reborn | 7.3 | 80 |
| 1 | S40E03 | Rise of the Drones | 7.3 | 113 |
| 1 | S39E13 | Forensics on Trial | 7.3 | 59 |
| 1 | S40E23 | At the Edge of Space | 7.3 | 67 |
| 1 | S44E25 | Killer Floods | 7.3 | 67 |
| 1 | S35E16 | The Bible's Buried Secrets | 7.3 | 98 |
| 1 | S38E15 | Iceman Murder Mystery | 7.3 | 50 |
| 1 | S48E01 | Secrets in Our DNA | 7.3 | 18 |
| 1 | S36E11 | Hubble's Amazing Rescue | 7.3 | 39 |
| 1 | S31E04 | Descent Into the Ice | 7.3 | 0 |
| 1 | S30E01 | Spies That Fly | 7.3 | 0 |
| 1 | S36E08 | Musical Minds | 7.3 | 21 |
| 1 | S43E10 | Can Alzheimer's Be Stopped? | 7.3 | 43 |
| 1 | S35E18 | Is There Life on Mars? | 7.3 | 25 |
| 1 | S14E21 | Secrets of the Lost Red Paint People | 7.3 | 0 |
| 1 | S40E21 | Making Stuff Safer | 7.3 | 31 |
| 1 | S45E10 | Volcano on Fire | 7.3 | 25 |
| 1 | S45E04 | Great Escape at Dunkirk | 7.3 | 48 |
| 1 | S37E10 | Mt. St. Helens Back from the Dead | 7.2 | 34 |
| 1 | S47E16 | Saving Notre Dame | 7.2 | 31 |
| 1 | S45E15 | Thai Cave Rescue | 7.2 | 125 |
| 1 | S44E10 | Search for the Super Battery | 7.2 | 147 |
| 1 | S38E14 | Finding Life Beyond Earth: Moons and Beyond | 7.2 | 11 |
| 1 | S28E09 | Cracking the Code of Life | 7.2 | 18 |
| 1 | S30E03 | Ancient Creature of the Deep | 7.2 | 0 |
| 1 | S37E15 | Secrets of Stonehenge | 7.2 | 39 |
| 1 | S33E17 | Wings of Madness | 7.2 | 16 |
| 1 | S41E14 | Vaccines - Calling the Shots | 7.2 | 80 |
| 1 | S44E20 | Secrets of the Shining Knight | 7.2 | 157 |
| 1 | S46E10 | Lost Viking Army | 7.2 | 41 |
| 1 | S22E03 | Little Creatures Who Run the World | 7.2 | 12 |
| 1 | S45E03 | First Face of America | 7.2 | 273 |
| 1 | S24E15 | Wild Wolves with David Attenborough | 7.2 | 0 |
| 1 | S45E14 | The Last B-24 | 7.2 | 43 |
| 1 | S44E13 | Why Trains Crash | 7.2 | 83 |
| 1 | S44E21 | Ghosts of Stonehenge | 7.2 | 53 |
| 1 | S29E12 | Galileo's Battle for the Heavens | 7.2 | 47 |
| 1 | S23E16 | Shark Attack! | 7.2 | 0 |
| 1 | S34E19 | Missing in MiG Alley | 7.2 | 20 |
| 1 | S37E02 | Building Pharaoh's Ship | 7.1 | 31 |
| 1 | S36E16 | What Are Dreams? | 7.1 | 103 |
| 1 | S45E11 | Volcano on the Brink | 7.1 | 25 |
| 1 | S35E10 | Lord of the Ants | 7.1 | 38 |
| 1 | S38E12 | Surviving the Tsunami | 7.1 | 21 |
| 1 | S30E17 | Volcano Above the Clouds | 7.1 | 14 |
| 1 | S45E02 | The Impossible Flight | 7.1 | 71 |
| 1 | S38E01 | Deadliest Earthquakes | 7.1 | 34 |
| 1 | S37E17 | Secrets Beneath the Ice | 7.1 | 36 |
| 1 | S37E01 | Killer Subs in Pearl Harbor | 7.1 | 23 |
| 1 | S33E10 | Voyage to the Mystery Moon | 7.1 | 13 |
| 1 | S37E09 | Mind Over Money | 7.1 | 52 |
| 1 | S29E08 | Fire Wars | 7.1 | 0 |
| 1 | S44E24 | Killer Hurricanes | 7.1 | 56 |
| 1 | S38E11 | Engineering Ground Zero | 7.1 | 17 |
| 1 | S27E11 | Secrets of Lost Empires: China Bridge | 7.0 | 14 |
| 1 | S29E14 | Sinking City of Venice | 7.0 | 12 |
| 1 | S36E10 | Darwin's Darkest Hour | 7.0 | 183 |
| 1 | S43E09 | Vikings Unearthed | 7.0 | 92 |
| 1 | S34E05 | First Flower | 7.0 | 19 |
| 1 | S42E17 | Animal Mummies | 7.0 | 21 |
| 1 | S40E16 | Ground Zero Supertower | 7.0 | 155 |
| 1 | S37E11 | Building the Great Cathedrals | 7.0 | 92 |
| 1 | S39E01 | Deadliest Volcanoes | 7.0 | 52 |
| 1 | S45E05 | Prediction by the Numbers | 7.0 | 381 |
| 1 | S36E02 | The Spy Factory | 7.0 | 71 |
| 1 | S37E03 | Riddles of the Sphinx | 7.0 | 53 |
| 1 | S34E10 | The Great Inca Rebellion | 7.0 | 45 |
| 1 | S44E14 | Holocaust Escape Tunnel | 7.0 | 57 |
| 1 | S44E16 | Chinese Chariot Revealed | 7.0 | 63 |
| 1 | S39E05 | Ice Age Death Trap | 7.0 | 69 |
| 1 | S35E11 | Arctic Dinosaurs | 7.0 | 30 |
| 1 | S43E15 | School of the Future | 6.9 | 42 |
| 1 | S29E04 | Secrets, Lies, and Atomic Spies | 6.9 | 0 |
| 1 | S15E19 | Who Shot President Kennedy? | 6.9 | 0 |
| 1 | S40E05 | Building Pharaoh's Chariot | 6.9 | 85 |
| 1 | S47E15 | Can We Cool the Planet? | 6.9 | 34 |
| 1 | S40E15 | Manhunt: Boston Bombers | 6.9 | 123 |
| 1 | S30E06 | Lost Treasures of Tibet | 6.9 | 31 |
| 1 | S27E16 | Holocaust on Trial | 6.9 | 0 |
| 1 | S41E05 | Roman Catacomb Mystery | 6.8 | 39 |
| 1 | S40E22 | Cold Case JFK | 6.8 | 238 |
| 1 | S41E17 | Surviving Ebola | 6.8 | 30 |
| 1 | S39E09 | Deadliest Tornadoes | 6.8 | 97 |
| 1 | S38E10 | Power Surge | 6.8 | 20 |
| 1 | S39E10 | Why Ships Sink | 6.7 | 85 |
| 1 | S33E18 | Family That Walks on All Fours | 6.7 | 11 |
| 1 | S40E04 | Who Killed Lindbergh's Baby? | 6.7 | 181 |
| 1 | S41E18 | Ben Franklin's Balloons | 6.7 | 41 |
| 1 | S43E14 | 15 Years of Terror | 6.6 | 77 |
| 1 | S40E17 | Megastorm Aftermath | 6.6 | 76 |
| 1 | S43E08 | Rise of the Robots | 6.6 | 64 |
| 1 | S14E12 | Death of a Star | 6.6 | 0 |
| 1 | S37E16 | Quest for Solomon's Mines | 6.6 | 33 |
| 1 | S41E07 | Wild Predator Invasion | 6.6 | 0 |
| 1 | S34E15 | Marathon Challenge | 6.5 | 18 |
| 1 | S29E01 | Death Star | 6.4 | 17 |
| 1 | S40E14 | Oklahoma's Deadliest Tornadoes | 6.4 | 52 |
| 1 | S27E07 | Secrets of Lost Empires: Easter Island | 6.3 | 18 |
| 1 | S40E07 | Mind of a Rampage Killer | 6.1 | 211 |
| 1 | S33E12 | Building on Ground Zero | 6.1 | 0 |
| 1 | S41E11 | Why Sharks Attack | 6.1 | 86 |
| 1 | S42E15 | Secrets of Noah's Ark | 5.9 | 96 |
| 1 | S29E10 | Mysterious Life of Caves | 5.8 | 0 |
| 1 | S22E15 | Treasures of the Great Barrier Reef | 5.5 | 0 |
| 1 | S41E03 | Killer Typhoon | 3.7 | 65 |
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