Scientists at NASA and the University of Kansas say that a mass extinction on Earth hundreds of millions of years ago could have been triggered by a star explosion called a gamma-ray burst. The ...

It's a celestial event that has astronomers both excited and puzzled. Dan Smith has the story of how a gamma-ray burst across ...

ATLANTA - The second-largest extinction in the Earth's history, the killing of two-thirds of all species, may have been caused by ultraviolet radiation from the sun after gamma rays destroyed the ...

Astronomers are trying to understand what caused a series of gamma ray bursts, or GRBs — the most powerful explosions in the universe. These energetic bursts are typically unleashed by the incendiary ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

A massive gamma-ray burst spotted by scientists last year is possibly the most powerful ever detected in the Earth's atmosphere. The gamma-ray burst, named GRB 221009A, is thought to have caused huge ...

In a bizarre gamma-ray space explosion whose light reached Earth in 2023, a team led by astronomer Run-Chao Chen of Nanjing ...

LONG BEACH, CA–The brilliant afterglow of a powerful gamma-ray burst (GRB) has enabled astronomers to probe the star-forming environment of a distant galaxy, resulting in the first detection of ...

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

New data on the gamma-ray burst "GRB 221009A", observed in October 2022, confirm theoretical models suggesting that these bursts of exceptionally intense electromagnetic waves generate ...

Solar-type stars maintain consistent brightness due to hydrogen fusion, but their eventual death can result in significant events like the formation of white dwarfs (for less massive stars) or ...