Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black holes that are so ...

His social realism style was well suited to the difficult subjects, including racism and other forms of oppression, he took ...

NASA's Chandra X-ray Observatory has captured a striking image of a distant quasar from the "cosmic noon," including a giant ...

For the first time, scientists have imaged the elusive south pole of the sun. The images captured by the Solar Orbiter spacecraft reveal our star's magnetic field is a powder keg ready to blow.

Ten of DC's "Super" stars — including director James Gunn, stars Rachel Brosnahan and Nicholas Hoult, and Clark Kent himself, ...