Por Que Era Quase Impossível Criar o LED Azul
17:30
This is why we can't have nice things
35:13
I used to hate QR codes. But they're actually genius
13:06
HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
27:15
The Most Misunderstood Concept in Physics
23:39
I sent robot forgeries to a handwriting expert
11:36
Something weird happens when you keep squeezing
18:32
The billion dollar race for the perfect display
24:02