At the edge of science and imagination lies a question once posed by a Nobel laureate and now revisited with fresh eyes: ...

While it's much smaller than the largest supermassive black holes detected, it's still a whopper considering how early in the ...

Why it matters: University of Utah astronomers have used Hubble's images to find new (ish) black holes. How it works: When it ...

They have refined the estimate of the black hole mass, ruling out the possibility of it being a neutron star. It is thought ...

Intriguingly, ultralight dark matter might be able to turn into photons (light) — and it's through this process that the ...