The team announced its “ultrahigh energy” neutrino on Wednesday, in a paper published in the journal Nature. The finding brings physicists and astronomers one step closer to understanding just what, ...

A deep-sea detector glimpsed a particle with 220 million billion electron volts of energy — around 20 times as energetic as any neutrino seen before.

Undersea detectors anchored deep in the Mediterranean Sea found an ultra-high-energy neutrino, a particle that opens a new window onto the cosmos.

The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

A rare ring of light surrounding a galaxy nearly 590 million light-years away from Earth has been discovered by a space ...

Researchers are delving into the world of starquakes to understand the densest matter in the universe within neutron stars. This study not only bridges the gap between astronomy and nuclear physics ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

Cosmic rays coming from outside the Solar System bring these particles closer to the Sun, where they experience changes ...

Space is already filled with plenty of mysteries, and black holes may be among the strangest. Here are some of the questions ...

Dark energy is still a mystery, but powerful new telescopes are set to uncover clues. With NASA and ESA leading the charge, ...

On March 15, 2024, a space-based observatory detected bursts of low-energy X-rays from deep in the ancient universe ... Institute for Extraterrestrial Physics, launched on January 9, 2024.