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AMAZING! Ferrofluid and Glow Sticks

AMAZING! Ferrofluid and Glow Sticks

Season 1 Episode 7
4:24
Can you solve the boat puzzle?

Can you solve the boat puzzle?

Season 1 Episode 8
4:51
Are MRIs safe?

Are MRIs safe?

Season 1 Episode 10
6:35
Can you push a spacecraft with light?

Can you push a spacecraft with light?

Season 1 Episode 14
4:35
The Black Hole Death Problem

The Black Hole Death Problem

Season 1 Episode 15
4:48
Five Weird Ways to Put Out a Candle

Five Weird Ways to Put Out a Candle

Season 1 Episode 16
5:04
Quantum Cryptography Explained

Quantum Cryptography Explained

Season 1 Episode 18
7:47
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Physics Girl

Does this look white to you?

Season 1 Episode 6

When you mix red and green, what do you get? White light is all of the colors, right? So, how do computer screens show you every wavelength of light? Or do they?