At a famous 1950 lunch among physicists, Enrico Fermi wondered, "Where are all the aliens?" How far have we come toward ...

Among the most fascinating phenomena are gamma rays, the most energetic form of electromagnetic radiation. Recently, ...

UK stargazers were treated to a partial solar eclipse on Saturday morning, a phenomenon that sees the sun partially obscured ...

For over a decade, a star system on the verge of unleashing a deadly gamma ray burst appeared to have its guns trained on ...

From left to right, NASA Marshall engineers Carlos Diaz and John Luke Bili, U.S. Naval Research Laboratory mechanical ...

An international team of astronomers reports the detection of four new gamma-ray millisecond pulsars using the Murriyang ...

The origin of highest-energy gamma radiation in the nearby radio galaxy Centaurus A could now be localised for the first time: It extends out into its jet, a strongly bunched matter flow. This has now ...

We now know it's oriented in such a way that its gamma-ray burst would not lash Earth with a blast of deadly radiation ... a pretty safe assumption that the two stars are orbiting the same way," says ...

The Cherenkov Telescope Array (CTA) is a project to build a new generation ground-based gamma-ray observatorium. It will consist of two arrays of Imaging Atmospheric Cherenkov telescopes, one being ...

The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma rays may not be as dangerous as once thought, a new study suggests. Previous research also indicated that ...

Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it makes up nearly 70 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma ...