The clever feature that makes cheap heaters safe — and why they're actually dangerous
32:51
Thermoelectric cooling: it's not great.
19:39
Air fryers are simpler than you think, but still pretty neat
22:09
The Illogical Case Behind Buying Greenland
27:20
Why Don’t Railroads Need Expansion Joints?
30:03
A troubling trend in lighting?
27:38
I Forced 3 iPhone users to Switch to Android - 30 Day Android Challenge Pt.1
32:03
The Tokyo Subway Attack
32:11