A beam of particles speeding away from the vicinity of a monstrous black hole has been found to be severely kinked, providing compelling evidence that the black hole is actually part of the most ...

Astronomers detected millisecond pulsations in a gamma-ray burst, confirming that newborn magnetars can power the universe's ...

Arctic air has returned, bringing subfreezing temperatures and the potential for snow to at least 40 states. This blast of cold is moving swiftly across the country, with wind chills in some areas ...

Jet blast from an incorrectly-parked Bombardier Global 6000 executive jet damaged a taxiing vintage Piper Cub light aircraft at Biggin Hill, UK investigators have determined. The Cub had been taxiing ...