Videos
ScienceCasts: mysterious objects at the edge of the electromagnetic spectrum
3:27
Let’s clean up the space junk orbiting Earth
10:15
Advanced LIGO saw gravitational waves from two black holes that merged over a billion light years from Earth. This computer simulation shows (in slow motion) what this would look like up close. If this movie were played back in real time, it would last for about one third of a second.
Video source: SXS Collaboration / YouTube.