What is entropy? - Jeff Phillips
AdultsPhysicsScienceChemistryThere's a concept that's crucial to chemistry and physics. It helps explain why physical processes go one way and not the other: why ice melts, why cream spreads in coffee, why air leaks out of a punctured tire. It's entropy, and it's notoriously difficult to wrap our heads around. Jeff Phillips gives a crash course on entropy.
Meet the Man Who Strapped Himself to a Rocket, For Science
AdultsHealthPhysicsTechnology...One man's quest to test the human limits of gravity on the human body.
The Beginning of Everything -- The Big Bang
AdultsHistoryPhysicsSpace...How did everything get started? Has the universe a beginning or was it here since forever? Well, evidence suggests that there was indeed a starting point to this universe we are part of right now. But how can this be? How can something come from nothing? And what about time? We don't have all the answers yet so let's talk about what we know.
Electromagnetic Levitation Quadcopter
AdultsPhysicsTechnologyEngineering...Spinning magnets near copper sheets create levitation!
The Absurdity of Detecting Gravitational Waves
AdultsPhysicsTechnologyScienceA head-vaporizing laser with a perfect wavelength detecting sub-proton space-time ripples.
1st FAI World Indoor Skydiving Championship
AdultsPhysicsSportsEntertainmentCheck out the Czech Dynamic 4 Way team "MAD RAVENS" performing their free routine at the 1st FAI World Indoor Skydiving Championship 2015 in Prague.
What Is Something?
AdultsPhysicsSpacePhilosophy...What is something? On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do?
How do we separate the inseparable?
AdultsPhysicsScienceTechnologyYour cell phone is mainly made of plastics and metals. It's easy to appreciate the process by which those elements add up to something so useful.