Learn how a two-state model of dark matter could explain why gamma-ray signals appear in some galaxies but not others.

Joseph Shavit The absence of a signal could itself be a signal. This is the idea behind a new study published in the Journal ...

GRB 250702B is 'the longest gamma-ray burst that astronomers have ever observed,' according to NOIRLab. See imagery of the ...

Gamma-ray bursts are the universe’s ultimate flash in the pan. In a fraction of a second, they can violently release more ...

A flash of high-energy light from deep space has forced astronomers to rethink what they thought they knew about the most violent explosions in the universe. The event, a strange gamma-ray burst that ...

Hundreds of millions of miles away from Earth, the landscape of Titan, Saturn's largest moon, bears a striking resemblance to ...

Add Yahoo as a preferred source to see more of our stories on Google. The cosmic flash, known as GRB 250702B, wasn’t just another gamma-ray burst—it was the longest-lasting one ever recorded, blazing ...

Astronomers have spotted a bizarre cosmic explosion that refuses to play by the rules—and it’s leaving scientists scrambling for answers. GRB 250702B, detected by NASA’s James Webb Space Telescope and ...

Scientists have developed a flexible shield that blocks up to 175% more gamma radiation, offering lightweight, advanced protection ...

Everything on the electromagnetic spectrum has some properties of both waves and particles, but it’s difficult to imagine a ...

Gamma-ray bursts are a relatively new field in space science. The first was discovered in the late 1960s, and in the nearly six decades since, there’s never been a discovery quite like this. It may ...