A supernova from the early universe looks unexpectedly familiar, challenging ideas about how the first massive stars lived ...

Data collected using multiple NSF NOIRLab facilities reveal a gamma-ray burst that lasted more than seven hours and ...

Note: The verification e-mail to complete your account registration should arrive immediately. However, in some cases it ...

Astronomers have caught a cosmic explosion doing something it was never supposed to do, firing off three powerful gamma-ray ...

Gamma-ray bursts (GRBs) are intense, transient cosmic events, typically originating from massive stellar collapses or mergers of compact objects, which serve as crucial probes for understanding the ...

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 ...

A single gamma-ray burst has forced astronomers to redraw their mental map of how the most violent explosions in the universe ...

Astronomers have determined what caused the brightest cosmic explosion ever recorded. Lasting a matter of minutes, the gamma-ray burst, named GRB 221009A, was observed by astronomers in October 2022.

A newly funded research project combines the theoretical expertise of University of Rochester scientists with the theoretical and experimental capabilities of ELI Beamlines in the Czech Republic.

Down here at the bottom of our ocean of air, it’s easy to get complacent about the hazards our universe presents. We feel safe from the dangers of the vacuum of space, where radiation sizzles and ...

Because dark matter is completely invisible to light, science had to look for clever new methods to spot it.