What matters to you.
0:00
0:00
NEXT UP:

Dark Matter: Crash Course Astronomy #41

Season 1 Episode 41

About the Episode

Today on Crash Course Astronomy, Phil dives into some very dark matters. The stuff we can actually observe in the universe isn’t all there is. Galaxies and other large structures in the universe are created and shifted by a force we detect mostly indirectly, by observing its impact: DARK MATTER.

Aired: 12/02/15 | Expires: | Runtime: 11m 45s