The two stars in the nearby system ZTF J2130 are spiraling toward a catastrophic supernova. In the meantime, scientists are using the pair's slow orbital decay to put Einstein's theory of gravity to ...

Quantum theory fails to explain how the reality we experience emerges from the world of particles. A new take on quantum ...

Wormholes sit at the edge of serious physics and science fiction, yet the math behind them is precise enough to suggest that ...

I didn’t have an apple tree to sit under to understand gravity, but living in a skiing and mining town surrounded with steep, sloped mountains introduced me to gravity forces, both positive and ...

For more than a century, physics has been built on two great theories. Einstein's general relativity explains gravity as the bending of space and time. Quantum mechanics governs the world of particles ...

Ten years ago, astronomers made history when they first detected ripples in spacetime, called gravitational waves, from the collision of two black holes. That moment in 2015, known as GW150914, ...

Astronomers have detected a collision between two black holes in unprecedented detail, offering the clearest view yet into the nature of these cosmic oddities and confirming long-held predictions made ...

Gen. David Allvin, the chief of staff of the Air Force, is the latest high-ranking general to exit following President Trump’s purge of Pentagon leadership. By Chris Cameron Reporting from Washington ...

United Nations Secretary-General António Guterres has warned Israel it may be listed in an upcoming report about sexual abuse committed by armed forces. In a letter to Israeli officials, Guterres ...