The bold question-askers at What If imagine the cosmic consequences of a collision between a black hole and a white hole.

Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

These black holes are the most distant and stable objects we know. Using a technique called very long baseline interferometry ...

"This work is a step toward understanding how quantum mechanics and gravity work together, a major unsolved problem in ...

This black hole merger animation was created using data collected by the LIGO and Virgo gravitational wave detectors, an ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

Sagittarius A* is spinning near top speed with its rotation axis pointing towards Earth. Event Horizon black hole project executed over 12 million computing jobs using distributed computing.

The black hole couldn’t handle all the material it had pulled in, so it expelled some of it in a powerful outflow. This outflow was moving at 27% the speed of light, or about 80,000 kilometers ...

Home Science The universe may be inside a giant black hole and we might be living in it, says new study Trending Topics Shubhanshu Shukla Axiom-4 Mission Live Jahnavi Dangeti ...

In those galaxies, however, the black holes are too far apart to ever merge. The newly discovered black hole is close enough to the core’s massive black hole to potentially fall toward it and merge, ...

The colossal black hole lurking at the center of the Milky Way galaxy is spinning almost as fast as its maximum rotation rate. That's just one thing astrophysicists have discovered after developing ...