Floating Balls and Lift - Numberphile
16:26
Earthquakes, Circles and Spheres - Numberphile
17:09
Perplexing Paperclips - Numberphile
14:40
Nobel Prize in Physics (& Computer Science?) - Computerphile
13:14
Aristotle's Wheel Paradox - To Infinity and Beyond
10:29
A Hairy Problem (and a Feathery Solution) - Numberphile
13:06
HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
13:00
The Moving Sofa Problem - Numberphile
22:02