At cosmological scales, Albert Einstein’s theory of general relativity has given scientists an immensely accurate blueprint ...

The search for dark matter requires all the best models, theories, and ideas we can throw at it. A new paper by Julia Monika ...

We've officially made it to the end of Playdate Season Two, and what a season it's been. Despite having half the number of ...

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

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

Traditionally thought to go silent after a brief flare of activity, some black holes are now being observed emitting new ...

Using the XMM-Newton telescope, astronomers have witnessed high-speed "burps" erupting from a distant overfeeding ...

Scientists may have found a new way to detect some of the universe's most mysterious objects, primordial black holes (PBHs), ...

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

Researchers have observed strange goings-on around a supermassive black hole located nearly 300 million light years away.