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The Boltzmann Paradox

YouthHumanPhilosophyPhysicsScienceArtificial Intelligence
How do you know you’re a person rather than a just-formed brain full of artificial memories?
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Have You Ever Seen An Atom?

YouthPhysicsScienceTechnology
Scientists at the University of California Los Angeles have found a way to create stunningly detailed 3D reconstructing of platinum nanoparticles at an atomic scale.
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Scientists Reveal How Time Travel Is Actually Possible

AdultsHistoryHumanScienceFuturePhysics
Is it actually possible to travel through time? Scientists say "Yes", but what does that actually mean?
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Can you solve the Big Bang riddle? - James Tanton

AdultsHistoryHumanSciencePhysics
It’s moments after the Big Bang and you’re still reeling. You’re a particle of matter, amidst a chaotic stew of forces, fusion, and annihilation.
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How Distant Galaxies Mess With Our Lives

AdultsLifeScienceSpacePhysics
Tiny particles from distant galaxies have caused plane accidents, election interference and game glitches. This video is sponsored by Brilliant.
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How Does A Carburetor Work?

AdultsConstructionCreativityPhysicsEngineeringTechnology
Air flows into the top of the carburetor from the car's air intake, passing through a filter that cleans it of debris..
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Why no one has measured the speed of light

AdultsData ScienceEducationSciencePhysics
Physics students learn the speed of light, c, is the same for all inertial observers but no one has ever actually measured it in one direction.
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Do You Expand With The Universe?

AdultsEducationScienceSpacePhysics
As the universe expands, is said to "stretch" photons. But if it stretches photons, does it also stretch molecules, galaxies and you? A portion of this video was sponsored by Salesforce.
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Why Gravity is NOT a Force

AdultsEducationScienceSpacePhysics
The General Theory of Relativity tells us gravity is not a force, gravitational fields don't exist.
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The Great Acceleration

AdultsPhysicsScienceWorldEnvironmentSociety
We’re in the middle of a rapid, unprecedented, and world-changing increase in the intensity and scale of human activity on this planet.
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3 Perplexing Physics Problems

AdultsMediaPhysicsScience
Why does shaken soda explode? Does ice melt first in fresh or salt water?
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How to STEAL Elon Musk’s Space Car

AdultsPhysicsScienceSpaceAutomotiveFunny
What would it take to steal the only road car currently crossing the cosmos? Kyle outlines a villainous plan that he totally doesn’t approve of.
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Why Don't We Have Water Powered Cars Yet?

AdultsCreativityIndustryScienceEngineeringPhysics
Today we're dipping our toes into the engineering and physics behind water-powered cars!
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Making Liquid Nitrogen From Scratch!

AdultsEducationPhysicsScienceExperiments
I used a nitrogen membrane and Stirling cryocooler to liquefy nitrogen out of the air. For this video I partnered with Starbucks to celebrate their Nitro Cold Brew.
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Can You Swim in Shade Balls?

AdultsEducationIndustrySciencePhysicsFun
I bought 10,000 shade balls and tried to swim in them. They appear to act like a non-Newtonian fluid: rigid under high shear stress, but they flow like a liquid under low shear.
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World's Lightest Solid!

AdultsConstructionMediaSciencePhysicsSpace
Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission.