By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

During the Cold War, American and Soviet scientists embarked on an unprecedented quest to contact extraterrestrials. But ...

Using 20 years of data from the Hubble Space Telescope astronomers have discovered that turbulent stars could be corrupting ...

A new form of black hole archeology, linking spin to gas and dust, has revealed that these cosmic titans spin faster than ...