Horizons are weird. They delimit what we can see in the distance, but they are also always personal: Walk 10 miles to the west and your horizon line moves 10 miles to the west with you. Remarkably, ...

A tiny particle that smashed into Earth with a record-shattering energy of 220 petaelectronvolts could be the last scream of ...

A decade ago, scientists first detected ripples in the fabric of space-time, called gravitational waves, from the collision ...

The polarization pattern around M87* — the first black hole to be directly imaged by the Event Horizon Telescope — has ...

Black Holes 'Artificial intelligence is not a miracle cure': Nobel laureate raises questions about AI-generated image of black hole spinning at the heart of our galaxy Black Holes Colossal black hole ...

Scientists detect the strongest gravitational wave ever, supporting Einstein’s relativity and Hawking’s black hole area law ...

Physicist Carlo Rovelli is unique among modern scientists who write for popular audiences in his ability to capture the purest essence of his... Horizons are weird. They delimit what we can see in the ...

Deep-space image showing four orange blobs — different representations of an outburst from a supermassive black hole. . Astronomers have observed a supermassive black hole in Earth's cosmic backyard ...

Only 7% of LAist readers currently donate to fund our journalism. Help raise that number, so our nonprofit newsroom stays strong in the face of federal cuts. Donate now. Horizons are weird. They ...

Astronomers investigated the active galactic nucleus Perseus A using the Event Horizon Telescope, spotting a battle between gravity and magnetism. When you purchase through links on our site, we may ...