How the Universe Works Season 6 Episode 1 Are Black Holes Real

Cosmologists say there are black holes throughout the Universe, but they've never seen one and it's almost impossible to study them directly. Do they exist?

Thanks for watching. Follow for more videos.
#cosmosspacescience
#howtheuniverseworks
#season6
#episode1
#areblackholereal
#blackhole
#cosmology
#astronomy
#spacetime
#spacescience