Mapping the Universe with Spherical Harmonics
20:24
The Cross Product and the Exceptional G2
32:44
The Closest We’ve Come to a Theory of Everything
24:52
What if all the world's biggest problems have the same solution?
22:42
Kepler’s Impossible Equation
27:26
This open problem taught me what topology is
56:05
Are The First Stars Really Still Out There?
19:42
Space-Time: The Biggest Problem in Physics
22:43