Is space trying to kill us? – Ron Shaneyfelt

View full lesson: http://ed.ted.com/lessons/is-space-trying-to-kill-us-ron-shaneyfelt

How likely is it that a massive asteroid will do major damage to Earth and its inhabitants? What about the sun — is it dying out anytime soon? And the supermassive black hole at the center of the Milky Way — should we be worried about that? Ron Shaneyfelt assesses the dangers of space.

Lesson by Ron Shaneyfelt, animation by Retchy.

0

0