Neil deGrasse Tyson
S20:E95Fracking causes earthquakes in Oklahoma, the NSA debuts a creepy recycling mascot, John Hodgman makes a dramatic exit, and Neil deGrasse Tyson discusses "StarTalk."
Fracking causes earthquakes in Oklahoma, the NSA debuts a creepy recycling mascot, John Hodgman makes a dramatic exit, and Neil deGrasse Tyson discusses "StarTalk."