What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth." ...

Imagine a flash of light so powerful that it outshines entire galaxies, even if just for a moment. This isn’t science fiction ...

For over a decade, a star system on the verge of unleashing a deadly gamma ray burst appeared to have its guns trained on Earth. The so-called "Death Star," which is also famed for looking like a ...

Kilonova explosions from neutron star collisions may damage atmospheres and threaten life if nearby, according to a new study ...

Now the good news with gamma ray bursts is that most of the time the beams are not going to be pointed at the Earth because they're pointing in all sorts of random directions. Most of them are ...

that here on Earth we typically detect strong gamma-ray bursts only from the detonation of nuclear bombs. The earth's atmosphere blocks most gamma rays from space, so gamma-ray astronomy was not ...

Previous research also indicated that Earth looks down the axis of this system, known as Wolf-Rayet 104, raising concerns that our planet could be hit by intense gamma rays released from the stars ...

Previous flares observed from the distant galaxy consisted of a few gamma rays per minute hitting the team's detector over several days ... to detect very-high-energy gamma-ray bursts from a galaxy ...