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

Astronomers are trying to determine what caused a series of gamma-ray bursts, the most powerful explosions in the universe, ...

Could black holes help explain the origins of high-energy cosmic radiation? The universe is filled with many forms of ...

Scientists have discovered a gamma ray explosion outside our galaxy that's not only exceptionally powerful, but also ...

This gamma-ray burst (GRB), named GRB 250702B, stood out from normal cosmic explosions, as it erupted several times in one day.

Researchers have detected a gamma-ray burst outside of the Milky Way that's unlike any previously observed. There's no ...

Astronomers have spotted a cosmic explosion of high-energy gamma-rays unlike any ever seen before. The gamma-ray burst (GRB) ...

Typical gamma-ray bursts are among the most energetic phenomena in the universe, usually associated with the collapse of massive stars or the merging of compact objects like neutron stars. They ...

A nearby supernova in 2023 offered astrophysicists an excellent opportunity to test ideas about how these types of explosions boost particles, called cosmic rays, to near light-speed. But surprisingly ...

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

Astronomers analyzing 13 years of data from NASA's Fermi Gamma-ray Space Telescope have found an unexpected and as yet unexplained feature outside of our galaxy. Astronomers analyzing 13 years of data ...

Thunderstorms in the tropics are literally radioactive, according to a team of researchers that recently used a retrofitted spy plane to survey the phenomena. The team’s research was published in two ...