For the first time, researchers have found evidence that even microquasars with low-mass stars can efficiently accelerate ...

The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes what we know about the early universe.

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could they be?

Supermassive black holes are seen as sources of wanton cosmic destruction, but there may be more to their powerful influence ...

Space-time may hide a bizarre new kind of black hole that causes Einstein’s theory of gravity to fail – and could solve the ...

Space is already filled with plenty of mysteries, and black holes may be among the strangest. Here are some of the questions ...

From unifying quantum physics and gravity to working out what is dark matter, the universe has some deep questions that ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Rather than relying on a cheek swab or a little blood, however, these cosmic DNA tests utilize tiny ripples in the fabric of ...

What exists at the core of a black hole? A research team led by Enrico Rinaldi, a physicist at the University of Michigan, ...

But, as we’ve seen before on this show, there is a way to produce asteroid-mass black holes, and that’s right after the Big Bang. Back then, there were tiny variations in the density ...

A cosmic mystery surrounding a black hole some 270 million light-years from the Milky Way is deepening. Now, the black hole has once again demonstrated strange features that teams of astronomers ...