The known black holes that populate the universe fall into two types: those up to a few dozen times the mass of the sun and ...

A new effort to map the rumblings in spacetime caused by enormous black hole collisions paints a surprisingly loud and ...

Astronomers found a massive black hole that spent ages in a "quiet" phase when everything around it in the early universe ...

They are some of the universe's most unusual and fascinating objects. And now a study suggests that black holes might be even stranger than we thought. NASA's Chandra X-ray observatory has ...

a black hole in the distant galaxy Centaurus A, also called NGC 5128, about 12 million light years from Earth, has emitted powerful jets of plasma towards an unknown object, creating a strange V ...

as well as in objects right here on Earth. “We have to think outside of the box because what has been done to find primordial black holes previously hasn’t worked,” Dejan Stojkovic of the ...

Astronomers using NASA's Chandra X-ray space telescope have witnessed a massive black hole jet slam into an unknown object in space. Astronomers have seen black hole jets blasting cosmic objects ...

At the bottom of the chart are the fundamental particles—quarks, bosons (eg Higgs, w +, w -, z ), protons, neutrons, ...

On Sept. 14, 2015 astronomers “heard” two black holes crashing into each other at close to the speed of light. This discovery ...