This is the forty-first video of the Crash Course – Astronomy series, hosted by Dr. Phil Plait. This video describes how the effects of “dark matter” have been observed in recent decardes, and the efforts to map dark matter in the universe.
From the video description:
Table of Contents:
- Normal and Dark Matter 0:55
- Dark Matter Only Interacts With Normal Matter Through Gravity 4:27
- Dark Matter Bends Light 5:08