CO
Upload

Loading...

You're viewing YouTube in English (US).
Switch to another language: | View all
You're viewing YouTube in English.
Switch to another language: | View all

ScienceCasts: Superflares

18,805

Loading...

Loading...

Transcript

The interactive transcript could not be loaded.

Loading...

Loading...

Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on May 19, 2011

Visit http://science.nasa.gov/ for more!

Something is exploding in the Crab Nebula ten billion times more powerful than a solar flare. These "superflares" are baffling astronomers who haven't yet figured out the source of the blasts.

Loading...

to add this to Watch Later

Add to

Loading playlists...