Astronomers are puzzled after detecting a mysterious repeating series of gamma-ray bursts outside our galaxy. The unknown phenomenon repeated several times over the course of a day, an event unlike ...

Astronomers have detected a cosmic explosion unlike anything ever seen before—an event that could point to a rare type of ...

Gamma ray bursts are the most powerful explosions in the universe, unleashing as much energy as the Sun will in its 10 ...

A distant supernova exposed elements from a star’s core. The result reshapes ideas of how massive stars evolve. According to long-standing theory, stars are built in layers like onions, with each ...

A massive eruption 74,000 years ago shook the planet, and archaeologists are using volcanic glass to figure out how humans ...

As NASA described it, the stellar jet located on the outskirts of the Milky Way resembles Darth Maul’s double-bladed ...

UMass Amherst physicists believe such an explosion could occur within the next decade, potentially "revolutionizing physics ...

A giant explosion that lit up the sky didn't just rock the cosmos – it absolutely rattled our understanding of the Universe's ...

The burst seems to have been caused by a highly extraordinary event, but scientists don’t yet know exactly what that could be ...

We’re not claiming that it’s absolutely going to happen this decade. But there could be a 90% chance that it does." ...

CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally ...

If you’re waiting for the fall TV season to start watching some great stuff, let us tell you: There’s some great stuff ...