NOVA scienceNOW | The Dark Matter Mystery | PBS
Duration: 04:38
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Program: NOVA scienceNOW #301
Broadcast Date: Jun. 25, 2008
We can’t see dark matter, and some skeptics doubt its existence, but many scientists think it makes up 20-some percent of our universe. Astronomer Doug Clowe explains how the Bullet Cluster, a group of galaxies billions of light years away, may shed some light on this mysterious stuff.
Tags:Topics:
- News & Public Affairs: Science & Technology
- Science & Nature
- Science & Nature: Astronomy
- Science & Nature: Physics & Mathematics
- Technology: Space
Post Date: June 23, 2008
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