Instead of the big bang, some physicists have suggested that our universe may have come from a big bounce following another ...

The nodes in a quantum network don’t necessarily have to be computers; they can also be atomic clocks. The cesium atoms that ...

In 1919, a total solar eclipse allowed scientists to confirm Einstein’s theory of general relativity by observing how the sun’s gravity bent starlight. This discovery revolutionized physics and made ...

A short-lived ripple in space-time revealed that two black holes merged into a giant black hole with the mass of 225 suns ...

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

Physicists from the University of Pennsylvania, working with colleagues at Arizona State University, are examining the limitations of a framework that aims to unify the laws of physics throughout the ...

Two colossal black holes among the most massive ever seen collided in deep space, creating gravitational waves that rippled ...

The massive black hole has been dubbed GW231123. Its unusual size and behavior is challenging scientists' understanding of ...

A team of scientists led by expert Raúl Jiménez, ICREA researcher at the University of Barcelona's Institute of Cosmos ...

Gravitational-wave detectors have captured their biggest spectacle yet: two gargantuan, rapidly spinning black holes likely ...