Part 2 of the TED Radio Hour episode Peering Into Space.
About Phil Plait's TED Talk
What's six miles wide and can end civilization in an instant? An asteroid — and there are lots of them out there. With humor and great visuals, Phil Plait enthralls the TEDxBoulder audience with all the ways asteroids can kill, and what we must do to avoid them.
About Phil Plait
Phil Plait is behind the Bad Astronomy on Slate, where he deconstructs misconceptions and explores the wonder of the Universe. He debunks myths and misconceptions about astronomy — and also writes about the beauty, wonder, and importance of fundamental research.
Copyright 2016 NPR. To see more, visit http://www.npr.org/.