StarTalk Radio With Neil deGrasse Tyson --"The Epic Discovery of Gravitational Waves" (LISTEN)

In her first episode as a host of StarTalk All-Stars, astrophysicist and cosmologist Janna Levin reviews the discovery of gravitational waves by LIGO, and she's brought along the perfect science guest: Rainer "Ray" Weiss, Professor Emeritus of Physics at MIT...