A cosmic explosion that lasted seven hours: this is the unusual spectacle recently observed by astronomers. Named GRB 250702B ...

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 ...

Gamma-ray bursts (GRBs) are among the most powerful explosions in the universe, second only to the Big Bang. The majority of ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

Gamma-ray bursts (GRBs) are among the most powerful explosions in the universe, second only to the Big Bang. The majority of these bursts are observed to flash and fade within a few seconds to minutes ...

CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally powerful, but also long-lasting. Telescopes on Earth and in space — ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

Gamma-ray spectroscopy is a pivotal technique in nuclear science, industry and astrophysics, enabling the precise determination of gamma-ray energies emitted from radioactive sources. Recent advances ...

An artist's rendering of gamma-ray glows observed during the research, with gamma rays colored purple for emphasis NASA / ALOFT mission Two hundred and seventy-two years after that June afternoon when ...