Free Science & Tech Documentaries — Page 3
Physics, chemistry, evolution and the frontiers of human knowledge. 792 free science documentaries.
The Strange and Secret World of Dinosaurs | BBC Earth2025•38m•4K•★7.8
Hurricane Katrina: The Storm That Drowned a City (4K Documentary)2025•1h 3m•4K•★7.8
Earth's Most Destructive SuperVolcanoes 4K2019•28m•4K•★7.8![Planet Dinosaur - A Dinosaur Documentary [4K]](https://i.ytimg.com/vi/-Mjl8gDev9I/hqdefault.jpg)
Planet Dinosaur - A Dinosaur Documentary [4K]2025•38m•4K•★7.8
WYOMING: On the Roof of a Supervolcano | 4K Travel Documentary2025•57m•4K•★7.8
Monster Waves: Caught in an Apocalyptic Storm | 4K Documentary2026•53m•4K•★7.8
DINOSAUR DOCUMENTARY 2026 | The Tale of White Stripe (4K Full Film)2026•36m•4K•★7.8
The Azores Islands: Europe's Secret Volcanic Eden | 4K Travel Documentary2026•46m•4K•★7.8
Inside the World’s Most Shocking Catastrophes (4K Documentary)2026•2h 6m•4K•★7.8
The Most Devastating Super-Eruption Ever Recorded: TAMBORA VOLCANO 18152026•26m•4K•★7.8
Space Documentary 4k Fire, Ice, & Forgotten Worlds, Explorations & Discoveries Paving the Way2025•3h 54m•4K•★7.8![The Entire Jurassic Period (As We Know It) | Prehistoric Documentary [4K]](https://i.ytimg.com/vi/sW-ZqvInG0g/hqdefault.jpg)
The Entire Jurassic Period (As We Know It) | Prehistoric Documentary [4K]2026•2h 32m•4K•★7.8
The Icelandic Volcano That Brought Europe to a Standstill (4K Documentary)2025•1h 6m•4K•★7.8
Lost Worlds: the Forgotten Creatures of Prehistory2023•2h 32m•HD•★7.8
What They Found In the Deepest Place on Earth2025•35m•HD•★7.8
15 MOST EXTREME Weather Events Caught on Video2020•20m•HD•★7.8
The Scariest Dinosaur Moments from the Jurassic Franchise2025•29m•HD•★7.8
Into the Midnight Zone: Secrets of the Ocean Void2024•56m•HD•★7.8
Most Powerful Storm Moments Ever Caught On Camera2024•30m•HD•★7.8
Colossal Thunderstorm | Supercell Ambience | Calm Before the Storm | 3 HOURS2025•3h 12m•HD•★7.8
A Journey To The Center Of The Earth: What's Hiding 4,000 Miles Down?2025•50m•HD•★7.8
4.5 Billion Years of Earth's History in JUST 1 Hour2026•1h 13m•HD•★7.8
Look Inside The Human Body With Dr. Binocs!2023•29m•HD•★7.8
Age of Reptiles - Rise of the Dinosaurs2025•2h 45m•HD•★7.8
Facing the World's Deadliest Natural Disaster2023•52m•HD•★7.8
Fascia Documentary: The network of the body without beginning or end2023•53m•HD•★7.8
Biggest Earthquakes | Mega Disasters | Free Documentary2021•51m•HD•★7.8
COMPLETE Human Anatomy in 1 Hour! A to Z 3D Human Body Organ Systems2023•1h 1m•HD•★7.8
Deadly Disasters: Volcanoes | World's Most Dangerous Natural Disasters | Free Documentary2023•50m•HD•★7.8
Quantum the Microscopic Universe2014•44m•HD•★7.8
When Dinosaurs Ruled for 150 Million Years Straight2025•1h 48m•HD•★7.8
The Most Dangerous Dinosaurs Ever Discovered2025•2h 1m•HD•★7.8
Deadly Disasters: Landslides | World's Most Dangerous Natural Disasters | Free Documentary2023•50m•HD•★7.8
Arctic Ocean | Extreme Weather, Deadly Waters & Hidden Wonders | Full Documentary 4K2026•3h 17m•4K•★7.8
EXTREME WEATHER | When the Ocean Becomes Unstoppable Force of Destruction | Full Documentary 4K2026•3h 2m•4K•★7.8
40 UNESCO World Heritage Sites You Need to Visit Before You Die - Travel Video 4K2025•1h 2m•4K•★7.8
The Dark Side of the Ocean | 4K2024•43m•4K•★7.8
Jurassic Wild: The Untold Evolution of Dinosaurs (200 Million Years) | Full Documentary Movie2026•1h 2m•HD•★7.8
The Beginning and End of the Universe | How the Universe Works | Science Channel2025•1h 10m•HD•★7.8
Power Of Water - Forces of Nature2025•50m•HD•★7.8
The Lost Supervolcano: The Biggest Eruption in Human History2025•53m•HD•★7.8
The Catastrophic Volcano of Santorini2025•54m•HD•★7.8
Prehistoric Earth: Walking With Dino Beasts — The Jurassic Awakening | Episode 22025•1h 4m•HD•★7.8
The Volcano That Could Wipe Out the Greek Islands | Volcano Documentary2025•45m•HD•★7.8
Tornadoes: Chasing Natures Deadliest Storms | Fatal Forecast 1012025•52m•HD•★7.8
Nature's Fury: Fiery Volcanoes | The Travel Edit2025•47m•HD•★7.8
The Beasts That Walked Before Any Dinosaur Existed | Full Documentary 20252025•1h 22m•HD•★7.8
The Most Horrifying Planets In The Universe | Space Documentary 20242024•1h 54m•HD•★7.8
Science Fair - National Geographic2018•1h 30m•HD•★7.7
CRISPR Explained: Rewriting Evolution2024•9m•HD•★7.7
The History of Mathematics2021•1h 45m•HD•★7.7
The Secret Intelligence of Plants2026•52m•HD•★7.7
Secrets of Quantum Physics2025•1h 57m•HD•★7.7
Dinosaur Hunters: Unearthing Prehistoric Giants2025•53m•HD•★7.7
A New Window Into the Dinosaur Extinction2025•7m•HD•★7.7
Charles Darwin and the Origin of Species2023•56m•HD•★7.7
How the Earth Was Made: From Molten Rock to Green Planet2022•1h 31m•HD•★7.7
The Remarkable Science of Sound2023•14m•HD•★7.7
Tesla vs Edison: Battle to Light the World2023•48m•HD•★7.7
Edison vs Tesla: The Men Who Built America2023•50m•HD•★7.7
Can you really reach anyone in 6 steps?2025•33m•4K•★7.7
There Is Something Faster Than Light2025•44m•4K•★7.7
The Strange Math That Predicts (Almost) Anything2025•33m•4K•★7.7
Why Our Existence Doesn't Really Make Sense | Science's Greatest Mysteries Episode 62025•50m•HD•★7.7
Why Don’t Railroads Need Expansion Joints?2024•27m•4K•★7.7
Can Humanity Stop A Planet-Killing Asteroid?2025•13m•4K•★7.7
The asbestos problem is worse than we thought2026•55m•4K•★7.7
Mars Has a Fatal Flaw - And No-one Has the Solution (ft. Veritasium)2025•50m•4K•★7.7
Something Strange Happens When You Follow Einstein's Math2024•37m•4K•★7.7
How NASA Made The Indestructible Wheel2023•26m•4K•★7.7
Alaskan Dinosaurs | Full Documentary | NOVA | PBS2025•54m•HD•★7.7
34 Years Of Strandbeest Evolution2024•22m•4K•★7.7
What They (Probably) Don't Teach You About Rainbows At School2024•27m•4K•★7.7
Dino Birds | Full Documentary | NOVA | PBS2025•54m•HD•★7.7
The Biggest Misconception in Physics2025•28m•4K•★7.7
Pregnancy is Insane2025•13m•4K•★7.7
AlphaFold - The Most Useful Thing AI Has Ever Done2025•25m•4K•★7.7
How this helicopter survived 1004 days on Mars, then disappeared...2025•29m•4K•★7.7
We've Been Using The Wrong Science In Court For 50 years2026•23m•4K•★7.7
The Future of Veritasium2025•18m•4K•★7.7
Google Maps is unreasonably fast. Let me explain2026•30m•4K•★7.7
The Hidden Science of Fireworks2023•31m•4K•★7.7
What Happens If You Keep Slowing Down?2026•30m•4K•★7.7
Discussing the Frontier of Particle Physics with Brian Cox2025•1h 15m•HD•★7.7
What happens if you drop 0.125 grams of antimatter?2026•59m•4K•★7.7
The Man Who Fooled The World2025•46m•4K•★7.7
SOUTH KOREA IS OVER2025•15m•4K•★7.7
Weird Things Happen When Energy Goes Negative2025•35m•4K•★7.7
GERMANY IS OVER2026•14m•4K•★7.7
Your Time Machine Broke - At The Worst Time In History2025•13m•4K•★7.7
The Fascinating Secrets Of Quantum Physics & Gravity With Jim Al-Khalili2025•3h 28m•HD•★7.7
The Gene: An Intimate History - Episode 2 (2020)2025•1h 54m•HD•★7.7
Hunting the Elements (2012) | Full Documentary | NOVA2024•1h 53m•HD•★7.7
The Gene: An Intimate History - Episode 1 (2020)2025•1h 54m•HD•★7.7
How Prehistoric Men Survived | Full Special | History2024•1h 31m•HD•★7.7
Investigating the Periodic Table with Experiments - with Peter Wothers2019•1h 26m•HD•★7.7
Brian Cox: The quantum roots of reality | Full Interview2025•1h 20m•HD•★7.7
Quantum entanglement and the illusion of time, in 79 minutes | Jim Al-Khalili: Full Interview2026•1h 19m•HD•★7.7
Chemical Curiosities: Surprising Science and Dramatic Demonstrations - with Chris Bishop2012•1h 9m•HD•★7.7
The Big Picture: From the Big Bang to the Meaning of Life - with Sean Carroll2017•1h 4m•HD•★7.7
The mind-bending reality of quantum mechanics - with Jim Al Khalili2025•1h 1m•HD•★7.7
Quantum Fields: The Real Building Blocks of the Universe - with David Tong2017•1h 0m•HD•★7.7
How nanoparticles are quietly revolutionising the world | with Ivan Parkin2026•1h 0m•HD•★7.7
The real science of the nuclear age: behind Oppenheimer - with Frank Close2025•1h 0m•HD•★7.7
What is a white hole? – with Carlo Rovelli2023•1h 0m•HD•★7.7
Why does light exist? - with Gideon Koekoek2025•59m•HD•★7.7
The earth as a planet - Carl Sagan's 1977 Christmas Lectures 1/62024•1h 0m•HD•★7.7
The quantum revolution - with Sean Carroll2024•56m•HD•★7.7
Something Strange Happens When You Trust Quantum Mechanics2025•33m•4K•★7.7
Future Computers Will Be Radically Different (Analog Computing)2022•22m•4K•★7.7
The Crystal That Could Destroy All Medicine2026•33m•4K•★7.7
The Tiny Donut That Proved We Still Don't Understand Magnetism2026•36m•4K•★7.7
Why Airships Might Make A Comeback2023•21m•4K•★7.7
We're 99.9% sure this pattern is true, but no one can prove it2026•42m•4K•★7.7
The CIA's new tech doesn't make sense2026•21m•4K•★7.7
The Scariest Chart In Electrical Engineering2026•40m•4K•★7.7
Baltimore Bridge Collapse | Full Documentary | NOVA | PBS2025•54m•HD•★7.7
Space oddities - with Harry Cliff2024•54m•HD•★7.7
The most surprising discoveries from our universe – with Chris Lintott2024•1h 0m•HD•★7.7
How physics connects our universe - with Chris White2025•57m•HD•★7.7
What really happened during the Big Bang? - with Niyayesh Afshordi2025•1h 4m•HD•★7.7
The history of space science - with Maggie Aderin-Pocock2025•57m•HD•★7.7
The physics behind killing cancer with light (photodynamic therapy) | with Stephen Bown2026•1h 3m•HD•★7.7
Searching the Solar System - Christmas Lectures 2025 with Maggie Aderin-Pocock 2/32025•58m•HD•★7.7
To the Stars and Beyond - Christmas Lectures 2025 with Maggie Aderin-Pocock 3/32025•59m•HD•★7.7
The Extraordinary Stories Behind the Elements | BBC Earth Science2026•50m•4K•★7.7
Are We The Universe’s Way of Knowing Itself? With Brian Cox2025•1h 46m•HD•★7.7
Answering Questions About The Silurian Hypothesis, Mining on the Moon & Time2025•38m•HD•★7.7
Is the Matrix Actually Real? ️ Through the Wormhole | Science Channel2026•1h 11m•HD•★7.7
Life and Death | Through the Wormhole | Science Channel2025•1h 3m•HD•★7.7
An Interview with the Winner of the 2025 Nobel Prize in Physics, John Martinis2026•58m•HD•★7.7
Ask Neil Anything, December 2025 | Free Patreon Exclusive2025•1h 7m•HD•★7.7
Neil & a Plasma Physicist Discuss the Future of Fusion Energy2025•54m•HD•★7.7
Is Space Expanding Faster Than Light? | Cosmic Queries #1102026•56m•HD•★7.7
The Universe is Stranger Than We Could’ve Imagined, with Mordecai-Mark Mac Low2026•1h 0m•HD•★7.7
The Search For Alien Life And a New Home | Space's Deepest Secrets | Science Channel2025•1h 20m•HD•★7.7
EXTREME HEAT! | How the Universe Works | Science Channel2026•51m•HD•★7.7
Would You Really Want to Know if You’re in a Simulation? | Cosmic Queries #1132026•47m•HD•★7.7
Exploring the Universe Through Science | What Is Astronomy?2025•49m•HD•★7.7
Editing Your DNA, with Nobel Prize Winner Dr. Jennifer Doudna2025•54m•HD•★7.7
Quantum Entanglement, Explained2022•58m•HD•★7.7
What Is the Universe Really? | The Search for Ultimate Truth2025•1h 0m•HD•★7.7
Jim Al-Khalili Explains, What If The Universe Has No End?2025•1h 58m•HD•★7.7
How Quantum Mechanics Rewrites The Laws Of The Universe2025•3h 57m•HD•★7.7
The Incredible Power Of Our Earth | BBC Earth Science | BBC Studios2025•36m•HD•★7.7
Inside the planet’s race to adapt | Global Warning E2 | Featured Documentary2025•47m•HD•★7.7
Inside the planet’s fight to end fossil fuels | Global Warning E3 | Featured Documentary2025•47m•HD•★7.7
How The Ocean Floor Powers Our Planet2025•49m•HD•★7.7
Prof Alice Roberts Uncovers Incredible Origins Of Ancient Humans | BBC Timestamp2025•58m•HD•★7.7
The Secrets Of Quantum Physics & Gravity With Jim Al-Khalili2025•3h 28m•HD•★7.7
The Rise Of Genetic Engineering | Gene-Editing Technology | Science Documentary2024•43m•HD•★7.7
Volcanoes Across the Solar System - Secrets of Earth, Mars, and Beyond2026•50m•HD•★7.7
Secrets of the Deadly T-Rex: King of the Dinosaurs (Full Episode) | Lost Beasts Unearthed2024•44m•4K•★7.7
Secrets of the T-Rex & More | Lost Beasts Unearthed MEGA Episode | Nat Geo Animals2025•3h 41m•4K•★7.7
Neil deGrasse Tyson and Richard Dawkins Discuss Science, Religion & Evolution2024•53m•HD•★7.7
Inside The Multi-Million Dollar Global Dinosaur Fossil Market | Bones Of Contention - Part 1/22025•47m•HD•★7.7
Why It Was Almost Impossible to Make the Blue LED2024•34m•4K•★7.7
The Closest We’ve Come to a Theory of Everything2024•33m•4K•★7.7
This is the natural disaster to worry about2025•41m•4K•★7.7
The Most Controversial Idea In Biology2025•29m•4K•★7.7