Watch NOVA (1974) Online Free
7.0 Documentary EN 55 min 52 Seasons
PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.
Episodes
Season 1 13 episodes
- E01 The Making Of A Natural History Film
- E02 Where Did the Colorado Go?
- E03 Whales, Dolphins, and Men
- E04 The Search For Life
- E05 Last of the Cuiva
- E06 Strange Sleep
- E07 The Crab Nebula
- E08 Bird Brain: The Mystery of Bird Navigation
- E09 Are You Doing This for Me, Doctor?
- E10 The First Signs Of Washoe
- E11 The Case of the Midwife Toad
- E12 Fusion: The Energy of Promise
- E13 The Mystery Of The Anasazi
Season 2 17 episodes
- E01 Why Do Birds Sing?
- E02 How Much Do You Smell?
- E03 The Hunting Of The Quark
- E04 The Secrets Of Sleep
- E05 Inside the Golden Gate
- E06 The Men Who Painted Caves
- E07 Red Sea Coral
- E08 War From the Air
- E09 What Time is Your Body?
- E10 The Rise And Fall Of DDT
- E11 Take the World From Another Point of View
- E12 The Lysenko Affair
- E13 The Tuaregs
- E14 The Plutonium Connection
- E15 The Other Way
- E16 The Lost World Of The Maya
- E17 Will The Fishing Have to Stop?
Season 3 20 episodes
- E01 Predictable Disaster
- E02 Joey
- E03 Meditation and the Mind
- E04 The Planets
- E05 A Desert Place
- E06 A Small Imperfection
- E07 Ninety Degrees Below
- E08 The Race for the Double Helix
- E09 The Renewable Tree
- E10 The Williamsburgh File
- E11 The Overworked Miracle
- E12 The Transplant Experiment
- E13 The Underground Movement
- E14 Hunters of the Seal
- E15 Benjamin
- E16 The Women Rebel
- E17 Death of a Disease
- E18 Inside the Shark
- E19 The Genetic Chance
- E20 The Case of the Bermuda Triangle
Season 4 19 episodes
- E01 Hitler's Secret Weapon
- E02 The Hot Blooded Dinosaurs
- E03 What Price Coal?
- E04 The Sunspot Mystery
- E05 The Plastic Prison
- E06 Incident at Brown's Ferry
- E07 Bye Bye Blackbird
- E08 The Pill for the People
- E09 The Gene Engineers
- E10 The Human Animal
- E11 The Wolf Equation
- E12 The Dawn of the Solar Age
- E13 The Business of Extinction
- E14 The Red Planet
- E15 Tongues of Men (1)
- E16 Tongues of Men (2)
- E17 Linus Pauling: Crusading Scientist
- E18 Across the Silent Barrier
- E19 The New Healers
Season 5 21 episodes
- E01 In The Event of Catastrophe
- E02 The Green Machine
- E03 Blueprints in the Bloodstream
- E04 One Small Step
- E05 The Final Frontier
- E06 BaMiki BaNdula: Children of the Forest
- E07 Trial of Denton Cooley
- E08 The Great Wine Revolution
- E09 The Case of the Ancient Astronauts
- E10 The Mind Machines
- E11 Icarus' Children
- E12 Still Waters
- E13 Battle for the Acropolis
- E14 The Road to Happiness. : The Life and Times of Henry Ford
- E15 Laser : Light of the 21st Century
- E16 Insect Alternative
- E17 The Desert's Edge
- E18 The Tsetse Trap
- E19 Memories From Eden
- E20 A Whisper from Space
- E21 Alaska: The Closing Frontier
Season 6 19 episodes
- E01 Black Tide
- E02 Long Walk Of Fred Young
- E03 A World Of Difference
- E04 Cashing In On The Ocean
- E05 Patterns From The Past
- E06 The Invisible Flame
- E07 The End Of The Rainbow
- E08 The Beersheva Experiment
- E09 Einstein
- E10 The Keys Of Paradise
- E11 A Plague on our Children
- E12 Life on a Silken Thread
- E13 Sweet Solutions
- E14 Race for the Gold
- E15 All Part of the Game
- E16 India: Machinery of Hope
- E17 The Bridge that Spanned the World
- E18 Termites to Telescopes
- E19 Blindness: Five Points of Views
Season 7 20 episodes
- E01 The Elusive Illness
- E02 A is for Atom, B is for Bomb
- E03 Living Machines
- E04 Portrait of a Killer
- E05 Umealit: The Whale Hunters
- E06 The Safety Factor
- E07 A Mediterranean Prospect
- E08 Mr. Ludwig's Tropical Dreamland
- E09 The Pinks and the Blues
- E10 The Cancer Detectives of Lin Xian
- E11 The Sea Behind the Dunes
- E12 Do We Really Need the Rockes?
- E13 The Big IF
- E14 Voyager: Jupiter & Beyond
- E15 The Wizard Who Spat on the Floor
- E16 The Water Crisis
- E17 Moving Still
- E18 A Touch of Sensitivity
- E19 The Red Deer of Rhum
- E20 It's About Time
Season 8 20 episodes
- E01 Doctors of Nigeria
- E02 Message in the Rocks
- E03 The Dead Sea Lives
- E04 Anatomy of a Volcano
- E05 The Science of Murder
- E06 The Malady of Health Care
- E07 Beyond the Milky Way
- E08 The Asteroid and the Dinosaur
- E09 Animal Olympians
- E10 Resolution on Saturn
- E11 Computers, Spies and Private Lives
- E12 Why America Burns
- E13 The Great Violin Mystery
- E14 Cosmic Fire
- E15 Locusts: War Without End
- E16 Did Darwin Get It Wrong?
- E17 Artists in the Lab
- E18 Notes of a Biology Watcher: A Film with Lewis Thomas
- E19 City Spaces, Human Places
- E20 Twins
Season 9 19 episodes
- E01 Salmon on the Run
- E02 Test-Tube Babies: A Daughter For Judy
- E03 Field Guide to Roger Tory Peterson
- E04 The Hunt for the Legion Killer
- E05 Finding a Voice
- E06 The Television Explosion
- E07 Life: Patent Pending
- E08 Palace of Delights
- E09 Animal Impostors
- E10 Aging: The Methuselah Syndrome
- E11 The Case of the UFOs
- E12 The Fragile Mountain
- E13 Here's Looking At You Kid
- E14 Adventures of Teenage Scientists
- E15 The Cobalt Blues
- E16 Goodbye Louisiana
- E17 Whale Watch
- E18 Tracking The Supertrains
- E19 The Making of a Natural History Film
Season 10 21 episodes
- E01 Hawaii: Crucible of Life
- E02 The Pleasure of Finding Things Out
- E03 Lassa Fever
- E04 The Miracle of Life
- E05 Asbestos: A Lethal Legacy
- E06 City of Coral
- E07 Fat Chance in a Thin World
- E08 Sixty Minutes to Meltdown
- E09 Signs of the Apes, Songs of the Whales
- E10 The Artificial Heart
- E11 Talking Turtle
- E12 Papua New Guinea: Anthropology on Trial
- E13 To Live Until You Die: The Work of Elizabeth Kubler-Ross
- E14 A Magic Way of Going: The Story of Thoroughbreds
- E15 A Normal Face: The Wonders of Plastic Surgery
- E16 Captives of Care
- E17 Twenty-Five Years in Space
- E18 Nuclear Strategy for Beginners
- E19 The Climate Crisis
- E20 Eyes Over China
- E21 Alcoholism: Life Under The Influence
Season 11 20 episodes
- E01 The Case of ESP
- E02 Antarctica: Earth's Last Frontier
- E03 China's Only Child
- E04 Will I Walk Again?
- E05 Visions of the Deep: The Underwater World of Al Giddings
- E06 Down on the Farm
- E07 Make My People Live: The Crisis in Indian Health Care
- E08 The World According to Weisskopf
- E09 Space Bridge to Moscow
- E10 The National Science Test I
- E11 Fountains of Paradise
- E12 The Mystery of Yellow Rain
- E13 The Nomads of the Rain Forest
- E14 Farmers of the Sea
- E15 Frontiers of Plastic Surgery
- E16 Space Women
- E17 Jaws: The True Story
- E18 Acid Rain: New Bad News
- E19 Stephen Jay Gould: This View of Life
- E20 The Garden of Inheritance
Season 12 20 episodes
- E01 Edgerton and His Incredible Seeing Machines
- E02 Global Village
- E03 Conquest of the Parasites
- E04 In the Land of the Polar Bears
- E05 AIDS: Chapter One
- E06 The Shape of Things
- E07 Baby Talk
- E08 The Mathematical Mystery Tour
- E09 Child's Play: Prodigies and Possibilities
- E10 Monarch of the Mountains
- E11 The National Science Test II
- E12 Seeds of Tomorrow
- E13 What Einstein Never Knew
- E14 The Robot Revolution?
- E15 The Magic of Special Effects
- E16 Child Survival: The Silent Emergency
- E17 Tornado!
- E18 The Genetic Gamble
- E19 Animal Architects
- E20 The Plane that Changed the World
Season 13 21 episodes
- E01 Halley's Comet: Once in a Lifetime
- E02 Goddess of the Earth
- E03 Horsemen of China
- E04 Life's First Feelings
- E05 The Case of the Frozen Addict
- E06 Toxic Trials
- E07 Skydive to the Rain Forest
- E08 Return of the Osprey
- E09 The Rise of a Wonder Drug
- E10 When Wonder Drugs Don't Work
- E11 Visions of Star Wars
- E12 The Search for the Disappeared
- E13 The Planet that Got Knocked on its Side
- E14 High-Tech Babies
- E15 Can AIDS Be Stopped?
- E16 Is Anybody Out There?
- E17 Mystery of the Animal Pathfinders
- E18 Are You Swimming in a Sewer?
- E19 Sail Wars!
- E20 Leprosy Can Be Cured!
- E21 How Babies Get Made
Season 14 21 episodes
- E01 Countdown to the Invisible Universe
- E02 Children of Eve
- E03 Why Planes Crash
- E04 Orangutans of the Rain Forest
- E05 Freud Under Analysis
- E06 The Hole in the Sky
- E07 Confessions of a Weaponeer
- E08 Great Moments from NOVA
- E09 Will the World Starve?
- E10 The Desert Doesn't Bloom Here Anymore
- E11 Rocky Road to Jupiter
- E12 Death of a Star
- E13 Spy Machines
- E14 Hidden Power of Plants
- E15 Japan's American Genius
- E16 A Man, A Plan, A Canal, Panama
- E17 Volcano!
- E18 How Good is Soviet Science?
- E19 Ancient Treasures from the Deep
- E20 Riddle of the Joints
- E21 Secrets of the Lost Red Paint People
Season 15 22 episodes
- E01 Top Gun and Beyond
- E02 How to Create a Junk Food
- E03 Buried in Ice
- E04 Why Planes Burn
- E05 Battles in the War on Cancer: A Wonder Drug on Trial
- E06 Battles in the War on Cancer: Turning the Tide
- E07 The Mystery of the Master Builders
- E08 Whale Rescue
- E09 The Man Who Loved Numbers
- E10 Race for the Superconductor
- E11 Can You Still Get Polio?
- E12 Pioneers of Surgery: The Brutal Craft
- E13 Pioneers of Surgery: Into the Heart
- E14 Pioneers of Surgery: New Organs for Old
- E15 Pioneers of Surgery: Beyond the Knife
- E16 Can the Vatican Save the Sistine Chapel?
- E17 Can the Next President Win the Space Race?
- E18 Do Scientists Cheat?
- E19 Who Shot President Kennedy?
- E20 The Light Stuff
- E21 The All-American Bear
- E22 Can We Make a Better Doctor?
Season 16 20 episodes
- E01 Hot Enough for You?
- E02 The Last Journey of a Genius
- E03 The Strange New Science of Chaos
- E04 Back to Chernobyl
- E05 God, Darwin and the Dinosaurs
- E06 Adrift on the Gulf Stream
- E07 Secrets of Easter Island (1)
- E08 Legends of Easter Island (2)
- E09 The World Is Full of Oil!
- E10 Confronting the Killer Gene
- E11 The Hidden City
- E12 The Controversial Dr. Koop
- E13 Design Wars!
- E14 Echoes of War
- E15 Decoding the Book of Life
- E16 Hurricane!
- E17 Will Venice Survive Its Rescue?
- E18 What Is Music?
- E19 Yellowstone's Burning Question
- E20 The Schoolboys Who Cracked the Soviet Secret
Season 17 20 episodes
- E01 Poison in the Rockies
- E02 Race for the Top
- E03 Disguises of War
- E04 The Bomb's Lethal Legacy
- E05 The Big Spill
- E06 The Genius That Was China: Rise of the Dragon
- E07 The Genius That Was China: Empires in Collision
- E08 The Genius that Was China: The Threat from Japan
- E09 The Genius That Was China: Will the Dragon Rise Again?
- E10 The KGB, The Computer and Me
- E11 Neptune's Cold Fury
- E12 To Boldly Go...
- E13 Poisoned Winds of War
- E14 The Blimp is Back!
- E15 Earthquake!
- E16 Killing Machines
- E17 Can the Elephant Be Saved?
- E18 We Know Where You Live
- E19 In the Land of the Llamas
- E20 What's Killing the Children?
Season 18 19 episodes
- E01 Return to Mt. St. Helens
- E02 ConFusion in a Jar
- E03 The Hunt for China's Dinosaurs (1)
- E04 Case of the Flying Dinosaur
- E05 T. rex Exposed
- E06 The Russian Right Stuff: The Invisible Spaceman
- E07 The Russian Right Stuff: The Dark Side of the Moon
- E08 The Russian Right Stuff: The Mission
- E09 Swimming With Whales
- E10 The Chip vs. the Chess Master
- E11 Sex, Lies and Toupee Tape
- E12 So You Want to Be a Doctor?
- E13 Secrets of the Dead Sea Scrolls
- E14 Suicide Mission to Chernobyl
- E15 Taller Than Everest?
- E16 Fastest Planes in the Sky
- E17 Avoiding the Surgeon's Knife
- E18 Skyscraper! A NOVA Special
- E19 The Fine Art of Faking It
Season 19 20 episodes
- E01 Hell Fighters of Kuwait
- E02 Submarine!
- E03 Saddam's War on Wildlife
- E04 What Smells?
- E05 Can You Believe TV Ratings?
- E06 Making a Dishonest Buck
- E07 Rescuing Baby Whales
- E08 An Astronaut's View of the Earth
- E09 Eclipse of the Century
- E10 Animal Olympians II
- E11 The Genius Behind the Bomb
- E12 Mind of a Serial Killer
- E13 Search for the First Americans
- E14 Rafting Through the Grand Canyon
- E15 This Old Pyramid
- E16 Iceman
- E17 Private Lives of Dolphins
- E18 Brain Transplant
- E19 Can You Stop People From Drinking?
- E20 Sex and the Single Rhino
Season 20 20 episodes
- E01 The Hunt for Saddam's Secret Weapons
- E02 Can Bombing Win a War?
- E03 The Deadly Deception
- E04 Nazis and the Russian Bomb
- E05 In the Path of a Killer Volcano
- E06 Can Science Build a Champion Athlete?
- E07 Diving for Pirate Gold
- E08 Murder, Rape and DNA
- E09 The Lost Tribe
- E10 The NOVA Quiz
- E11 Wanted: Butch and Sundance
- E12 Secrets of the Psychics
- E13 Dying to Breathe
- E14 Shadow of the Condor
- E15 The Real Jurassic Park
- E16 Roller Coaster!
- E17 Mysterious Crash of Flight 201
- E18 Great Moments from NOVA
- E19 The Best Mind Since Einstein
- E20 Stranger in the Mirror
Season 21 20 episodes
- E01 Codebreakers
- E02 Dinosaurs of the Gobi
- E03 Daredevils of the Sky
- E04 Journey to Kilimanjaro
- E05 Can Chimps Talk?
- E06 In Search of Human Origins, Part One
- E07 In Search of Human Origins, Part Two
- E08 In Search of Human Origins, Part Three
- E09 Can China Kick the Habit?
- E10 Aircraft Carrier!
- E11 The Great Wildlife Heist
- E12 Secret of the Wild Child
- E13 Haunted Cry of a Long Gone Bird
- E14 What's New About Menopause
- E15 The Tribe that Time Forgot
- E16 Killer Quake!
- E17 Buried in Ash
- E18 Rescue Mission in Space
- E19 Journey to the Sacred Sea
- E20 In Search of the First Language
Season 22 13 episodes
- E01 Mammoths of the Ice Age
- E02 Vikings in America
- E03 Little Creatures Who Run the World
- E04 Nazi Designers of Death
- E05 Siamese Twins
- E06 Mystery of the Senses—Hearing
- E07 Mystery of the Senses—Smell
- E08 Mystery of the Senses—Taste
- E09 Mystery of the Senses—Touch
- E10 Mystery of the Senses—Vision
- E11 The Universe Within
- E12 Making of a Doctor
- E13 Fast Cars
Season 23 19 episodes
- E01 Anastasia Dead or Alive?
- E02 Venus Unveiled
- E03 Hawaii Born of Fire
- E04 The Doomsday Asteroid
- E05 Lightning!
- E06 Hunt for the Serial Arsonist
- E07 Treasures of the Great Barrier Reef
- E08 Race to Catch a Buckyball
- E09 Can Buildings Make You Sick?
- E10 Terror in the Mine Fields
- E11 The Day the Earth Shook
- E12 B-29 Frozen in Time
- E13 Plague Fighters
- E14 War Machines of Tomorrow
- E15 Kidnapped by U.F.O.'s?
- E16 Flood!
- E17 Dr. Spock the Baby Doc
- E18 Warriors of the Amazon
- E19 Bombing of America
Season 24 21 episodes
- E01 Einstein Revealed
- E02 Lost City of Arabia
- E03 Three Men and a Balloon
- E04 Secrets of Making Money
- E05 Top Gun Over Moscow
- E06 Shark Attack
- E07 Odyssey of Life: The Ultimate Journey (1)
- E08 Odyssey of Life: The Unknown World (2)
- E09 Odyssey of Life: The Photographer's Secrets (3)
- E10 Cracking the Ice Age
- E11 Kaboom!
- E12 Titanic's Lost Sister
- E13 Secrets Of Lost Empires (1): Pyramid
- E14 Secrets of Lost Empires: Stonehenge (1)
- E15 Secrets of Lost Empires: Inca (2)
- E16 Secrets of Lost Empires: Obelisk (3)
- E17 Secrets of Lost Empires: Colosseum (4)
- E18 Hunt for Alien Worlds
- E19 Curse of T.rex
- E20 Cut to the Heart
- E21 Kingdom of the Seahorse
Season 25 20 episodes
- E01 Coma
- E02 Faster Than Sound
- E03 Bomb Squad
- E04 The Proof
- E05 Wild Wolves With David Attenborough
- E06 Super Bridge
- E07 Treasures of the Sunken City
- E08 Avalanche!
- E09 Danger in the Jet Stream
- E10 Night Creatures of the Kalahari
- E11 Mysterious Mummies of China
- E12 Supersonic Spies
- E13 Animal Hospital
- E14 The Brain Eater
- E15 Everest - The Death Zone
- E16 Search for the Lost Cave People
- E17 Warnings from the Ice
- E18 Crocodiles! With David Attenborough
- E19 The Truth About Impotence
- E20 The Perfect Pearl
Season 26 20 episodes
- E01 Lost at Sea: The Search for Longitude
- E02 Chasing El Nino
- E03 Terror In Space
- E04 Special Effects: Titanic and Beyond
- E05 Deadly Shadow of Vesuvius
- E06 Ice Mummies: Frozen in Heaven (1)
- E07 Ice Mummies: Siberian Ice Maiden (2)
- E08 Ice Mummies: Return of the Iceman (3)
- E09 Leopards of the Night with David Attenborough
- E10 The Perfect Pearl
- E11 The Beast of Loch Ness
- E12 Submarines, Secrets, and Spies
- E13 Everest: The Mystery of Mallory and Irvin
- E14 Escape! Because Accidents Happen: Fire (1)
- E15 Escape! Because Accidents Happen: Car Crash (2)
- E16 Escape! Because Accidents Happen: Plane Crash (3)
- E17 Escape! Because Accidents Happen: Abandon Ship (4)
- E18 Battle Alert in the Gulf
- E19 Volcanoes of the Deep
- E20 Surviving AIDS
Season 27 21 episodes
- E01 Fall of the Leaning Tower
- E02 Time Travel
- E03 The Killer's Trail
- E04 Island of the Spirits
- E05 Decoding Nazi Secrets
- E06 Voyage of Doom
- E07 Electric Heart
- E08 Tales from the Hive
- E09 Lost on Everest
- E10 Secrets of Lost Empires: Medieval Siege (1)
- E11 Diamond Deception
- E12 Secrets of Lost Empires: Pharaoh's Obelisk (2)
- E13 Trillion Dollar Bet
- E14 Secrets of Lost Empires: Easter Island (3)
- E15 Mystery of the First Americans
- E16 Secrets of Lost Empires: Roman Bath (4)
- E17 Lost Tribes of Israel
- E18 Secrets of Lost Empires: China Bridge (5)
- E19 What's Up with the Weather?
- E20 Stationed in the Stars
- E21 The Vikings
Season 28 17 episodes
- E01 Lincoln's Secret Weapon
- E02 Holocaust on Trial
- E03 Hitler's Lost Sub
- E04 Runaway Universe
- E05 Garden of Eden
- E06 Dying to Be Thin
- E07 Japan's Secret Garden
- E08 Sultan's Lost Treasure
- E09 Vanished!
- E10 Nazi Prison Escape
- E11 Lost King of the Maya
- E12 The Cancer Warrior
- E13 Survivor M.D.: Tattooed Doctor (1)
- E14 Survivor M.D.: Second Opinions (2)
- E15 Survivor M.D.: Hearts & Minds (3)
- E16 Cracking the Code of Life
- E17 Harvest of Fear
Season 29 17 episodes
- E01 Search for a Safe Cigarette
- E02 18 Ways to Make a Baby
- E03 Secrets of the Mind
- E04 Sex: Unknown
- E05 Russia's Nuclear Warriors
- E06 Bioterror
- E07 Life's Greatest Miracle
- E08 Methuselah Tree
- E09 Flying Casanovas
- E10 Death Star
- E11 Neanderthals on Trial
- E12 Fireworks
- E13 Secrets, Lies, and Atomic Spies
- E14 The Missing Link
- E15 Shackleton's Voyage of Endurance
- E16 Why the Towers Fell
- E17 Fire Wars
Season 30 16 episodes
- E01 Killer Disease on Campus
- E02 Mysterious Life of Caves
- E03 Lost Roman Treasure
- E04 Galileo's Battle for the Heavens
- E05 Volcano's Deadly Warning
- E06 Sinking City of Venice
- E07 The Orchid Hunter
- E08 Spies That Fly
- E09 Last Flight of Bomber 31
- E10 Ancient Creature of the Deep
- E11 Battle of the X-Planes
- E12 Mountain of Ice
- E13 Lost Treasures of Tibet
- E14 Dirty Bomb
- E15 Deep Sea Invasion
- E16 Secret of Photo 51
Season 31 18 episodes
- E01 Infinite Secrets
- E02 Who Killed the Red Baron?
- E03 The Elegant Universe: Einstein's Dream (1)
- E04 The Elegant Universe: String's the Thing (2)
- E05 The Elegant Universe: Welcome to the 11th Dimension (3)
- E06 Wright Brothers' Flying Machine
- E07 Magnetic Storm
- E08 Volcano Above the Clouds
- E09 MARS Dead or Alive
- E10 Secrets of the Crocodile Caves
- E11 Dogs and More Dogs
- E12 Descent Into the Ice
- E13 Crash of Flight 111
- E14 Life and Death in the War Zone
- E15 Hunt for the Supertwister
- E16 World in the Balance: The People Paradox (1)
- E17 World in the Balance: China Revs Up (2)
- E18 Battle Plan Under Fire
Season 32 18 episodes
- E01 Origins: Earth is Born
- E02 Origins: How Life Began
- E03 Origins: Where Are the Aliens?
- E04 Origins: Back to the Beginning
- E05 The Most Dangerous Woman in America
- E06 America's Stone Age Explorers
- E07 Great Escape
- E08 Ancient Refuge in the Holy Land
- E09 Welcome to Mars
- E10 The Boldest Hoax
- E11 Supersonic Dream
- E12 The Viking Deception
- E13 Saving the National Treasures
- E14 A Daring Flight
- E15 Wave That Shook the World
- E16 Hitler's Sunken Secret
- E17 Newton's Dark Secrets
- E18 Storm That Drowned a City
Season 33 20 episodes
- E01 Mystery of the Megaflood
- E02 Sinking the Supership
- E03 Einstein's Big Idea
- E04 Volcano Under the City
- E05 Hitler's Sunken Secret
- E06 Newton's Dark Secrets
- E07 Storm That Drowned a City
- E08 The Mummy Who Would Be King
- E09 Deadly Ascent
- E10 The Perfect Corpse
- E11 Jewel of the Earth
- E12 The Ghost Particle
- E13 Arctic Passage
- E14 The Great Robot Race: Nova
- E15 Voyage to the Mystery Moon
- E16 Dimming the Sun
- E17 Wings of Madness
- E18 Family That Walks on All Fours
- E19 ScienceNOW: Extinction
- E20 Underwater Dream Machine
Season 34 15 episodes
- E01 Building on Ground Zero
- E02 Mystery of the Megavolcano
- E03 The Deadliest Plane Crash
- E04 Monster of the Milky Way
- E05 Wings of Madness
- E06 Family That Walks on All Fours
- E07 Underwater Dream Machine
- E08 Forgotten Genius
- E09 The Last Great Ape
- E10 Kings of Camouflage
- E11 First Flower
- E12 Saved by the Sun
- E13 Pocahontas Revealed
- E14 Bone Diggers
- E15 The Great Inca Rebellion
Season 35 17 episodes
- E01 Secrets of the Samurai Sword
- E02 Ghost in Your Genes
- E03 Marathon Challenge
- E04 Sputnik Declassified
- E05 Judgment Day: Intelligent Design on Trial
- E06 Master of the Killer Ants
- E07 Missing in MiG Alley
- E08 Absolute Zero: The Conquest of Cold
- E09 Absolute Zero: The Race for Absolute Zero
- E10 Secrets of the Parthenon
- E11 Astrospies
- E12 Ape Genius
- E13 The Four Winged Dinosaur
- E14 Cracking the Maya Code
- E15 Car of the Future
- E16 A Walk to Beautiful
- E17 Lord of the Ants
Season 36 17 episodes
- E01 Arctic Dinosaurs
- E02 Space Shuttle Disaster
- E03 Parallel Worlds, Parallel Lives
- E04 Hunting The Hidden Dimension
- E05 Alien From Earth
- E06 The Bible's Buried Secrets
- E07 Ocean Animal Emergency
- E08 Is There Life On Mars?
- E09 The Big Energy Gamble
- E10 The Incredible Journey of the Butterflies
- E11 The Spy Factory
- E12 Rat Attack
- E13 Extreme Ice
- E14 Last Extinction
- E15 Doctors' Diaries Pt.1
- E16 Doctors' Diaries Pt.2
- E17 Musical Minds
Season 37 18 episodes
- E01 Darwin's Darkest Hour
- E02 Hubble's Amazing Rescue
- E03 Lizard Kings
- E04 Becoming Human: First Steps
- E05 Becoming Human: Birth of Humanity
- E06 Becoming Human: Last Human Standing
- E07 What Are Dreams?
- E08 What Darwin Never Knew
- E09 Killer Subs in Pearl Harbor
- E10 Building Pharaoh's Ship
- E11 Riddles of the Sphinx
- E12 Ghosts of Machu Picchu
- E13 Extreme Cave Diving
- E14 The Pluto Files
- E15 Hunting the Edge of Space: The Mystery of the Milky Way
- E16 Hunting the Edge of Space: The Ever Expanding Universe
- E17 Mind Over Money
- E18 Mt. St. Helens Back From the Dead
Season 38 18 episodes
- E01 Building the Great Cathedrals
- E02 Emergency Mine Rescue
- E03 Trapped in an Elevator
- E04 Dogs Decoded
- E05 Secrets of Stonehenge
- E06 Quest for Solomon's Mines
- E07 Secrets Beneath the Ice
- E08 Deadliest Earthquakes
- E09 Making Stuff: Stronger
- E10 Making Stuff: Smaller
- E11 Making Stuff: Cleaner
- E12 Making Stuff: Smarter
- E13 Smartest Machine on Earth
- E14 Crash of Flight 447
- E15 Venom: Nature's Killer
- E16 Japan's Killer Quake
- E17 Power Surge
- E18 How Smart Are Animals?
Season 39 19 episodes
- E01 Engineering Ground Zero
- E02 Surviving the Tsunami
- E03 Finding Life Beyond Earth: Are We Alone?
- E04 Iceman Murder Mystery
- E05 The Fabric of the Cosmos: What is Space?
- E06 The Fabric of the Cosmos: The Illusion of Time
- E07 The Fabric of the Cosmos: Quantum Leap
- E08 The Fabric of the Cosmos: Universe or Multiverse?
- E09 Deadliest Volcanoes
- E10 Bombing Hitler's Dams
- E11 3D Spies of WWII
- E12 Mystery of a Masterpiece
- E13 Ice Age Death Trap
- E14 Separating Twins
- E15 Cracking Your Genetic Code
- E16 Hunting the Elements
- E17 Deadliest Tornadoes
- E18 Why Ships Sink
- E19 Secrets of the Sun
Season 40 20 episodes
- E01 Secrets of the Viking Sword
- E02 Forensics on Trial
- E03 Mystery of Easter Island
- E04 Ultimate Mars Challenge
- E05 Inside the Megastorm
- E06 Doomsday Volcanoes
- E07 Decoding Neanderthals
- E08 Rise of the Drones
- E09 Who Killed Lindbergh's Baby?
- E10 Building Pharaoh's Chariot
- E11 Earth From Space
- E12 Mind of a Rampage Killer
- E13 Meteor Strike
- E14 Ancient Computer
- E15 Australia's First 4 Billion Years: Awakening
- E16 Australia's First 4 Billion Years: Life Explodes
- E17 Australia's First 4 Billion Years: Monsters
- E18 Australia's First 4 Billion Years: Strange Creatures
- E19 Manhunt - Boston Bombers
- E20 Oklahoma's Deadliest Tornadoes
Season 41 22 episodes
- E01 Ground Zero Supertower
- E02 Megastorm Aftermath
- E03 Making Stuff Faster
- E04 Making Stuff Wilder
- E05 Making Stuff Colder
- E06 Making Stuff Safer
- E07 Cold Case JFK
- E08 At the Edge of Space
- E09 Asteroid: Doomsday or Payday?
- E10 Alien Planets Revealed
- E11 Zeppelin Terror Attack
- E12 Killer Typhoon
- E13 Ghosts of Murdered Kings
- E14 Roman Catacomb Mystery
- E15 Great Cathedral Mystery
- E16 Wild Predator Invasion
- E17 Inside Animal Minds: Bird Genius
- E18 Inside Animal Minds: Dogs & Super Senses
- E19 Inside Animal Minds: Who's the Smartest?
- E20 Why Sharks Attack
- E21 Escape From Nazi Alcatraz
- E22 D-Day's Sunken Secrets
Season 42 22 episodes
- E01 Vaccines Calling the Shots
- E02 Rise of the Hackers
- E03 Why Planes Vanish
- E04 Surviving Ebola
- E05 Ben Franklin's Balloons
- E06 First Air War
- E07 Bigger Than T. rex
- E08 Emperor’s Ghost Army
- E09 Killer Landslides
- E10 First Man on the Moon
- E11 Big Bang Machine
- E12 Sunken Ship Rescue
- E13 Sinkholes—Buried Alive
- E14 Colosseum: Roman Death Trap
- E15 Petra: Lost City of Stone
- E16 Hagia Sophia: Istanbul’s Ancient Mystery
- E17 The Great Math Mystery
- E18 Invisible Universe Revealed
- E19 Nazi Attack on America
- E20 Lethal Seas
- E21 Chasing Pluto
- E22 Nuclear Meltdown Disaster
Season 43 22 episodes
- E01 Dawn of Humanity
- E02 Arctic Ghost Ship
- E03 Secrets of Noah's Ark
- E04 Cyberwar Threat
- E05 Animal Mummies
- E06 Making North America: Origins
- E07 Making North America: Life
- E08 Making North America: Human
- E09 Inside Einstein's Mind
- E10 Secret Tunnel Warfare
- E11 Life's Rocky Start
- E12 Mystery Beneath the Ice
- E13 Himalayan Megaquake
- E14 Creatures of Light
- E15 Memory Hackers
- E16 Iceman Reborn
- E17 Rise of the Robots
- E18 Vikings Unearthed
- E19 Can Alzheimer's Be Stopped?
- E20 Wild Ways
- E21 Operation Lighthouse Rescue
- E22 Bombing Hitler's Supergun
Season 44 28 episodes
- E01 15 Years of Terror
- E02 School of the Future
- E03 Great Human Odyssey
- E04 Super Tunnel
- E05 Treasures of the Earth: Gems
- E06 Treasures of the Earth: Metals
- E07 Treasures of the Earth: Power
- E08 Secrets of the Sky Tombs
- E09 The Nuclear Option
- E10 Search for the Super Battery
- E11 Ultimate Cruise Ship
- E12 The Origami Revolution
- E13 Why Trains Crash
- E14 Holocaust Escape Tunnel
- E15 Building Chernobyl's Megatomb
- E16 Chinese Chariot Revealed
- E17 Poisoned Water
- E18 Eclipse Over America
- E19 Ghosts of Stonehenge
- E20 Death Dive to Saturn
- E21 Secrets of the Shining Knight
- E22 Secrets of the Forbidden City
- E23 Killer Volcanoes
- E24 Killer Hurricanes
- E25 Killer Floods
- E26 Extreme Animal Weapons
- E27 Bird Brain
- E28 Day the Dinosaurs Died
Season 45 23 episodes
- E01 Black Hole Apocalypse
- E02 The Impossible Flight
- E03 First Face of America
- E04 Great Escape at Dunkirk
- E05 Prediction by the Numbers
- E06 Decoding the Weather Machine
- E07 Rise of the Superstorms
- E08 Transplanting Hope
- E09 Operation Bridge Rescue
- E10 Volatile Earth: Volcano on Fire
- E11 Volatile Earth: Volcano on the Brink
- E12 Addiction
- E13 Flying Supersonic
- E14 Last B-24
- E15 Thai Cave Rescue
- E16 World's Fastest Animal
- E17 Apollo's Daring Mission
- E101 NOVA Wonders What Are Animals Saying?
- E102 NOVA Wonders What's Living in You?
- E103 NOVA Wonders Are We Alone?
- E104 NOVA Wonders Can We Build a Brain?
- E105 NOVA Wonders Can We Make Life?
- E106 NOVA Wonders What's the Universe Made Of?
Season 46 23 episodes
- E01 Pluto and Beyond
- E02 Einstein's Quantum Riddle
- E03 Kïlauea: Hawai'i on Fire
- E04 Decoding the Great Pyramid
- E05 Rise of the Rockets
- E06 The Next Pompeii
- E07 Saving the Dead Sea
- E08 Inside the Megafire
- E09 First Horse Warriors
- E10 Lost Viking Army
- E11 Back to the Moon
- E12 The Planets: Inner Worlds
- E13 The Planets: Mars
- E14 The Planets: Jupiter
- E15 The Planets: Saturn
- E16 The Planets: Ice Worlds
- E17 Why Bridges Collapse
- E18 Look Who's Driving
- E19 Rise of the Mammals
- E20 Dead Sea Scroll Detectives
- E21 Decoding Da Vinci
- E22 The Violence Paradox
- E23 Animal Espionage
Season 47 16 episodes
- E01 Polar Extremes
- E02 Dog Tales
- E03 Cat Tales
- E04 Mysteries of Sleep
- E05 Cuba's Cancer Hope
- E06 The Truth About Fat
- E07 Decoding COVID-19
- E08 Eagle Power
- E09 Human Nature / Gene-Editing Reality Check
- E10 Secret Mind of Slime
- E11 A to Z: The First Alphabet
- E12 A to Z: How Writing Changed the World
- E13 Nature's Fear Factor
- E14 Touching the Asteroid
- E15 Can We Cool the Planet?
- E16 Saving Notre Dame
Season 48 25 episodes
- E01 Secrets in Our DNA
- E02 Beyond the Elements: Reactions
- E03 Beyond the Elements: Indestructible
- E04 Beyond the Elements: Life
- E05 Looking for Life on Mars
- E06 Picture a Scientist/ Search Engine Breakdown
- E07 Reef Rescue
- E08 Fighting for Fertility
- E09 Hindenburg: The New Evidence
- E10 Great Electric Airplane Race
- E11 Ship That Changed the World
- E12 Bat Superpowers
- E13 The Cannabis Question
- E14 Particles Unknown
- E15 Arctic Drift
- E16 Edible Insects
- E17 NOVA Universe Revealed: Age of Stars
- E18 NOVA Universe Revealed: Milky Way
- E19 NOVA Universe Revealed: Alien Worlds
- E20 NOVA Universe Revealed: Black Holes
- E21 NOVA Universe Revealed: Big Bang
- E22 High-Risk High-Rise
- E23 Butterfly Blueprints
- E24 Alaskan Dinosaurs
- E25 Ancient Maya Metropolis
Season 49 19 episodes
- E01 Arctic Sinkholes
- E02 Secrets in the Scat
- E03 Great Mammoth Mystery
- E04 Augmented
- E05 Determined: Fighting Alzheimer's
- E06 Dinosaur Apocalypse: The New Evidence
- E07 Dinosaur Apocalypse: The Last Day
- E08 Why Ships Crash
- E09 Ice Age Footprints
- E10 Ultimate Space Telescope
- E11 Saving Venice
- E12 Ending HIV in America
- E13 Computers v. Crime
- E14 Can Psychedelics Cure?
- E15 Ocean Invaders
- E16 Nazca Desert Mystery
- E17 Crypto Decoded
- E18 Zero to Infinity
- E19 Rebuilding Notre Dame
Season 50 18 episodes
- E01 London Super Tunnel
- E02 Star Chasers of Senegal
- E03 Ancient Builders of the Amazon
- E04 New Eye on the Universe
- E05 Weathering the Future
- E06 Chasing Carbon Zero
- E07 Saving the Right Whale
- E08 Hidden Volcano Abyss
- E09 Your Brain: Perception Deception (1)
- E10 Your Brain: Who's in Control? (2)
- E11 Ancient Earth: Birth of the Sky
- E12 Ancient Earth: Frozen
- E13 Ancient Earth: Life Rising
- E14 Ancient Earth: Inferno
- E15 Ancient Earth: Humans
- E16 Inside China's Tech Boom
- E17 The Battle to Beat Malaria
- E18 Lee and Liza's Family Tree
Season 51 18 episodes
- E01 When Whales Could Walk
- E02 Easter Island Origins
- E03 Building the Eiffel Tower
- E04 Hunt for the Oldest DNA
- E05 A.I. Revolution
- E06 Great American Eclipse
- E07 Secrets in Your Data
- E08 Decoding the Universe: Cosmos
- E09 Solar System: Storm Worlds
- E10 Solar System: Strange Worlds
- E11 Solar System: Volcano Worlds
- E12 Solar System: Icy Worlds
- E13 Solar System: Wandering Worlds
- E14 Decoding the Universe: Quantum
- E15 Building Stuff: Boost It!
- E16 Building Stuff: Reach It!
- E17 Building Stuff: Change It!
- E18 Lost Tombs of Notre Dame
Season 52 11 episodes
- E01 What Are UFOs?
- E02 Extreme Airport Engineering
- E03 Dino Birds
- E04 Egypt's Tombs of Amun
- E05 Pompeii's Secret Underworld
- E06 Baltimore Bridge Collapse
- E07 Revolutionary War Weapons
- E08 Secrets of the Forest
- E09 Critical Condition: Health In Black America
- E10 Ultimate Crash Test: Countdown
- E11 Ultimate Crash Test: Impact
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