Is fire a solid, a liquid, or a gas? - Elizabeth Cox
25:12
The Physics of Flame - What is Fire, Really?
7:01
Is It Possible To Completely Fill a Klein Bottle?
21:19
The Chemistry of Fire
5:37
What staying up all night does to your brain - Anna Rothschild
22:59
Le paradoxe du dôme : une faille dans les lois de Newton
5:49
Why can't you put metal in a microwave? - Aaron Slepkov
23:33
Matter Compilation: Crash Course Kids
23:51