Gamma-ray bursts, powerful glares of high-energy that wash through the Universe once every day or so are, for a brief time, the brightest objects in the gamma-ray sky. ESA’s Integral gamma-ray ...

A supercomputer simulation of a mere 10 milliseconds in the collapse of a massive star into a neutron star proves that these catastrophic events, often called hypernovae, can generate the enormous ...

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 ...

"It is larger than the size of most anything to which it might be compared." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The universe's ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic explosion ever observed, a gamma-ray burst that lasted nearly seven hours.

Scientists have found a mysterious signal in the brightest gamma ray burst ever detected, and now they know what caused it. When you purchase through links on our site, we may earn an affiliate ...

"This is certainly an outburst unlike any other we've seen in the past 50 years." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers ...

For as long as people have watched storms roll across the sky, lightning has inspired awe and fear. You can see the flash and ...

July 25 (UPI) --Scientists have announced a never-before-seen energy peak that resulted from the largest gamma ray burst in history, NASA announced Thursday. The brightest-of-all-time gamma ray burst, ...

A team of astronomers have observed an explosion in the universe unlike any ever witnessed before. The gamma-ray bursts from outside the Milky Way galaxy repeated several times over the course of a ...