In January 2025, a ripple in spacetime reached Earth from more than a billion light-years away. It wasn’t light or radio ...

As the collapsed core of a massive star, a neutron star is a small but incredibly dense object, packing up to three times the ...

Ten years after the first detection of gravitational waves, scientists have captured the clearest signal yet — and it confirms one of Stephen Hawking’s most famous predictions. Using the upgraded LIGO ...

"It's possible we will see the new data and confirm one theory over the other — or maybe we'll find nothing, in which case it ...

It’s possible that these objects might be the primordial beginnings of the supermassive black holes found in the centers of ...