50 Centuries in 50 minutes (A Brief History of Mathematics)
55:08
William Dunham, A tribute to Euler
1:36:03
Does Math Reveal Reality?
1:20:20
The Meaning of Ramanujan and His Lost Notebook
33:59
Why was this visual proof missed for 400 years? (Fermat's two square theorem)
1:20:19
Math Encounters -- On the Shoulders of Giants: Newton Revealed
1:25:40
An Evening with Leonhard Euler
17:03
Riemann Hypothesis - Numberphile
16:06