The Geometry of a Black Hole
22:40
Why General Relativity (and Newton's Laws) tell us The Sky is Falling Up
19:34
The River Model of General Relativity
29:42
Why 4d geometry makes me sad
26:33
Let's reproduce the calculations from Interstellar
19:22
The Meaning of the Metric Tensor
37:03
Something Strange Happens When You Follow Einstein's Math
21:42
The Spacetime Metric
32:25