Black Holes
Vera Rubin Will Find Binary Supermassive Black Holes. Here’s How.
When galaxies merge, we expect them to produce binary black holes (BBHs.) BBHs orbit one another closely, and when they…
Can a Dead Star Keep Exploding?
In September 2022, an automated sky survey detected what seemed to be a supernova explosion about one billion light-years away.…
How Black Holes Consume Entropy
Entropy is one of those fearsomely deep concepts that form the core of entire fields of physics (in this case,…
The Origins of the Black Hole Information Paradox
While physics tells us that information can neither be created nor destroyed (if information could be created or destroyed, then…
The Maddening Simplicity of Black Holes
Black holes. The name is said to come from the Black Hole of Calcutta, an infamous prison that you cannot…
Growing Black Hole Seen Only 470 Million Years After the Big Bang
One of the big questions in cosmology asks when black holes first showed up in the early Universe. Recently astronomers…
If We Could Find Them, Primordial Black Holes Would Explain a Lot About the Universe
As far as we know, black holes can only be formed by the death of massive stars, but a persistent…
Sometimes Compact Galaxies Hide Their Black Holes
Quasars, short for quasi-stellar objects, are one of the most powerful and luminous classes of objects in our Universe. A…
Roman Could Finally Tell Us if Primordial Black Holes Exist
When the Universe erupted into existence with the Big Bang, all of its matter was compressed into a tiny area.…
Next Generation Gravitational Wave Observatories Could Detect 100-600 Solar Mass Black Hole Mergers
Humans are born wonderers. We're always wondering about the next valley over, the next horizon, what we'll understand next about…