Traditional black holes, as predicted by Albert Einstein's theory of General Relativity, contain what are known as ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

A new study published in Scientific Reports simulates particle creation in an expanding universe using IBM quantum computers, ...

Quantum calculations amount to sophisticated estimates. But in 1931, Hans Bethe intuited precisely how a chain of particles ...

Researchers have successfully simulated particle creation in an expanding universe using IBM's advanced quantum computers.

Ancient quasars seen by the James Webb Space Telescope technically shouldn’t exist, but one rare type of dark matter could ...

Researchers using the Event Horizon Telescope have significantly advanced our understanding of the supermassive black hole at ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

Black holes are some of the most mysterious objects in the universe, but what if we could recreate their physics in a lab? Scientists have conducted 97,000 sonic black hole experiments, using sound ...

Observations from the James Webb Space Telescope reveal monster black holes in the early universe that seem to have grown too ...

Rapid X-ray oscillations detected near the innermost orbit of a supermassive black hole could indicate the presence of a nearby orbiter such as a white dwarf ...