What If Dark Matter Is Just Black Holes?
What If Dark Matter Is Just Black Holes? PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateSPACE ↓ More info below ↓ Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetime It may be that for every star in the universe there are billiblack holecosmologydark matterLINK