Upload

Loading...

ScienceCasts: Superflares

18,803

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...

When autoplay is enabled, a suggested video will automatically play next.

Up Next


to add this to Watch Later

Add to

Loading playlists...