Epic Circles - Numberphile
32:11
Darts in Higher Dimensions (with 3blue1brown) - Numberphile
38:28
A Miraculous Proof (Ptolemy's Theorem) - Numberphile
25:11
Don't get too close to your neighbor
16:51
Euclid's Big Problem - Numberphile
11:47
Problem of Apollonius - what does it teach us about problem solving?
21:05
Why is there no equation for the perimeter of an ellipse‽
13:38
5040 and other Anti-Prime Numbers - Numberphile
18:20