Chinese Magic Mirrors are really clever
9:49
Caustic lenses are really weird
27:21
Treadmill vs. Real Hill: Which is harder to run
14:48
The Big Misconception About Electricity
11:43
Saddle shaped mirrors are really weird to look in
12:41
I recreated the Rings of Power with a vibrating square
15:38
What China Is Doing on Tiangong Is Game-Changing
26:08
What I Saw in Antarctica
18:00