black hole feedback
Growing Black Holes Have Much in Common With Baby Stars
First looks would tell most observers that supermassive black holes (SMBHs) and very young stars have nothing in common. But…
5 months ago
A Black Hole Has Cleared Out Its Neighbourhood
We can't see them directly, but we know they're there. Supermassive black holes (SMBHs) likely dwell at the center of…
10 months ago
This Distant Galaxy Cluster is Totally Relaxed, Unharassed for a Billion Years
In the span of a human lifetime, much of the Universe seems unchanging. But that's an illusion; things are always…
1 year ago
The Donut That Used To Be a Star
The death of a star is one of the most dramatic natural events in the Universe. Some stars die in…
2 years ago