Did primordial black holes born during the Big Bang swallow the universe's antimatter, allowing matter to dominate the cosmos ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Add Yahoo as a preferred source to see more of our stories on Google. In 2019, LIGO and Virgo detected GW190521—a mysterious gravitational wave that could mark either the colossal merger of two black ...

It may well take years to prove, but a pair of University of Miami astrophysicists could be on the verge of a cosmic ...

Add Yahoo as a preferred source to see more of our stories on Google. A new model suggests the Universe began inside a black hole that rebounded into expansion, rewriting the story of cosmic origins. ...

Cosmologists have long treated black holes and the Big Bang as separate extremes of physics, one swallowing light, the other birthing space and time. A provocative line of research now suggests those ...

Could the vast universe in which we live actually be the interior of a black hole within a larger universe? The idea, which sounds as if it comes from the realm of science fiction, actually arises ...

“We’re not claiming that it’s absolutely going to happen this decade. But there could be a 90% chance that it does." Reading time 2 minutes It’s been a fantastic week for Stephen Hawking’s black hole ...

A view of the central region of the Perseus galaxy cluster, one of the most massive objects in the universe, shows the ...

The JWST has detected more active black holes than expected, casting doubt on their prevalence in the early universe.

In May 2019, astronomers picked up something strange in the fabric of spacetime. The LIGO and Virgo detectors recorded a gravitational wave that lasted just one-tenth of a second. The signal, known as ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when all of space, time, and energy were born from a single infinitely dense ...