Up next
Why is there antimatter? 36 min 
The Wild Story of the Teton Dam Failure 20 min 
24 Hours Inside the World's Secret Gambling Capital (what happens here?) 38 min 
Army of Fear 3 min 
Exploring World's Strangest Border: A Country Inside a Country Inside a Country? Why? 30 min 
Это голограмма или телепорт? Что это? #Shorts 1 min 
Why does catnip make cats go crazy? - Jaap de Roode 5 min 
Until There Is No End 5 min 
The First Punic War - OverSimplified (Part 1) 28 min 
Last Friday (2027) Ice Cube & Terry Crews 9 min 
Why Roads Get Washboards 18 min 
This is the iPhone 18 Pro Max 12 min 
Underwater therapy 🪼 💙 #Shorts #Sea 1 min 
The DJI Pocket 4 & 4P Just Got a BIG Update! 9 min 
10 Incredible Cheetah Moments | BBC Earth 33 min 
The Crystal That Could Destroy All Medicine 34 min 
Song Based on Real-Life Tragic Event.. 3 min 
Germ Theory Is Older Than You Think 1 min 
Dark Secrets Hidden in America’s Most Isolated Islands (nobody comes here) 39 min 
Do you ever feel isolated amongst your peers? #shorts 1 min 
Toys R Us 2026 Update 12 min 
He Built a Better Way to Live Off-Grid (40 Acres) 52 min 
This AI System Will Make You So Smart It’s Almost Unfair 13 min 
The Internet Was Weeks Away From Disaster And No One Knew 53 min 
I still can't believe that Epsom Salt is mostly water 27 min 
COMMENTS THAT BOTHER YOU 3 min 
This is the natural disaster to worry about 42 min 
My Daughter's Emotional 16th BIRTHDAY SURPRISE 36 min 
Building Robotic Hands | Real Life Power Armor (Part 5/6) 24 min 
$5 vs $500 Guitar Hero Controller! 24 min 
The Insane Engineering of the F-14 Tomcat 30 min 
Nonalcoholic drinks SHOULD cost more. Here's why. 10 min 
How a crucial battleground candidate is rethinking AI safety 2 min 
What's Under Your Feet in New York City? 23 min 
The Hidden Engineering of Niagara Falls 16 min 
The Hidden Engineering of Runways 19 min 
What The Heck Is Tuberculosis? #science #scishow #medicine #johngreen 1 min 
This single-celled organism is HUGE. #shorts #science #SciShow 1 min 
Best Sony earbuds EVER!! 1 min 
Editing Your DNA, with Nobel Prize Winner Dr. Jennifer Doudna 54 min 
What happens if masturbate for hours on end? 8 min 
Why Sagrada Familia Took 144 Years to Complete 25 min 
I Investigated India’s Biggest Smartphone Controversy 42 min 
Crazy New Machine Helps Us Find Aliens 1 min 
The call is coming from inside the house 2 min 
Scientists Finally Figured Out Why This River Flows Uphill 12 min 
The Second Punic War - OverSimplified (Part 1) 29 min 
The Problem With Spirit Airlines’ Business Model 23 min 
How to trick your brain to fall asleep instantly 9 min 
An Engineer's Perspective on the Texas Floods 24 min 
Why men can’t get hard 9 min How Paul Dirac uncovered the anti-universe. Sponsored by Hostinger - visit https://ve42.co/hostinger and use the code VERITASIUM to get an extra discount on top of the sale prices. Get your exclusive edition of Veritasium’s first tabletop game - join 8,000+ backers - https://ve42.co/did If you’re looking for a molecular modelling kit, try Snatoms, a kit I invented where the atoms snap together magnetically - https://ve42.co/SnatomsV Sign up for the Veritasium newsletter for weekly science updates - https://ve42.co/Newsletter ▀▀▀ A huge thank you to Graham Farmelo and Cumrun Vafa for their invaluable expertise and contributions to this video. If you want to hear more about Dirac's life we've posted an extended interview with biographer Graham over on our patreon here - https://ve42.co/patreonbonus A special thanks to Matteo Arfini for his help with this video. Check out Graham Farmelo’s books here - https://grahamfarmelo.com/ Explore Cumrun Vafa’s research here - https://www.cumrunvafa.org/ Thank you also to Florida State University and Caltech for their fantastic archives. You can find the digitized materials from the FSU’s Paul A. M. Dirac Collection here - https://ve42.co/FSUdirac - and more about the discovery of the positron here - https://ve42.co/CalispherePositron ▀▀▀ 0:00 Can Negative Energy Exist? 3:27 The Schrödinger Equation Is Wrong 8:33 The Strangest Man In Physics 11:01 Dirac and the Klein-Gordon equation 17:27 Heisenberg’s Uncertainty Principle 20:54 The Dirac Equation 24:21 The Saddest Chapter in Modern Physics 26:35 The Anti-Electron 29:57 Antiparticles Travel Backwards In Time 31:24 The Anti-World ▀▀▀ References can be found here - https://ve42.co/DiracRefs Image and video references can be found here - https://ve42.co/DiracVisuals ▀▀▀ Special thanks to our Patreon supporters: Adam Foreman, Albert Wenger, Alex Porter, Alexander Tamas, Anton Ragin, Anupam Banerjee, armedtoe, Balkrishna Heroor, Bertrand Serlet, Blake Byers, Bruce, Dave Kircher, David Johnston, David Tseng, Evgeny Skvortsov, Garrett Mueller, Gnare, gpoly, Hayden Christensen, Ibby Hadeed, Jeromy Johnson, Jon Jamison, Juan Benet, KeyWestr, Kyi, Lee Redden, Marinus Kuivenhoven, Matthias Wrobel, Meekay, meg noah, Michael Bush, Michael Krugman, Orlando Bassotto, Paul Peijzel, Richard Sundvall, Robert Oliveira, Sam Lutfi, Tj Steyn, Ubiquity Ventures, wolfee ▀▀▀ Writers: Lily Shepherd, Casper Mebius & Derek Muller Producer & Director: Lily Shepherd Editors: Jonny Lennard Camera Operators: Casper Mebius Animators: Andrew Neet, Emma Wright, Fabio Albertelli & Peter Nelson Illustrators: Jakub Misiek & Nataly Zhuk Assistant Editors: James Horsley & James Stuart Researchers: Callum Cuttle & Sophia Rose Thumbnail Designers: Abdallah Rabah, Ren Hurley & Ben Powell Production Team: Katy Southwood & Josh Pitt Executive Producers: Derek Muller & Casper Mebius Additional video/photos supplied by Getty Images, Storyblocks Music from Epidemic Sound
Packages published by the creator behind this video.
This creator has not set their rates yet. Send a request and we will pass it on — the price is agreed before anything is charged.
A recurring seat in my content. Subscribers enter a queue — or a random draw when there are more subscribers than slots — and appear in the video itself, in the credits, or in the description.
per month
Price on request
A guaranteed appearance of at least 10 seconds in my next video. Price depends on where in the runtime the insert lands.
Price on request
A guaranteed appearance of at least 10 seconds inside a Short cut from one of my existing videos.
one-off
Price on request