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Physics Girl
How do touchscreens work?
Season 2
Episode 3
How does a touchscreen work? Why can you text with your finger, but not with a q-tip? The physics of smartphones is a complicated and amazing mixture of engineering, physics, electronics and computer science.
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4:36
Do Mars moons, or Jupiter moons causes total solar eclipses?
8:23
What is perfect pitch, or absolute pitch? Can it be learned?
6:14
The mantis shrimp punch is fast enough to boil water!
3:28
This phenomenon only happens in Hawaii . . . and Cuba & Nigeria & Indonesia & Peru & Sudan & Laos &…
There are apparently no shadows in these images.
6:57
Cosmic rays are particles from space.
6:05
How unusual non-linear crystals can entangle particles of light, or photons.
3:53
I ask Anne Wojcicki, founder and CEO of 23andMe to answer some logic and physics riddles.
10:32
How do you test quantum mechanics with ancient stars?
10:48
The zero g plane, also known as a parabolic flight, or the vomit comet
6:30
Not mean to be tried at home!
5:20
Liquid oxygen has unusual magnetic properties.
10:31
I sit down with Zach Weinersmith from SMBC comics to ask him some physics trivia and logic