How does LIGO detect gravitational waves?
29:24
But why would light "slow down"? | Visualizing Feynman's lecture on the refractive index
27:18
Optical Interferometry Part 1: Introduction & ZYGO GPI layout
25:09
Why is quantum mechanics non-local? (I wish someone had told me this 20 years ago.)
47:41
How Fast Is It - Chapter 8 - Gravitational Waves (4K)
28:33
Terence Tao on how we measure the cosmos | The Distance Ladder Part 1
36:15
RFK Jr. & HHS: Last Week Tonight with John Oliver (HBO)
1:24:18
"LIGO"
1:46:54