22:59

La paradoja de la cúpula: una laguna en las leyes de Newton

18:24

This Rare Futuristic eBike is a Total Nightmare

16:40

I never understood why you can't go faster than light - until now!

24:39

Testing the US Military’s Worst Idea

9:31

Slower Than Light Interstellar Travel

16:07

This is NOT how you make Artificial Gravity

27:55

Construí una bicicleta con ruedas de bola omnidireccionales

13:06

HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?