Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with supermassive black holes, surrounded by ... X-Ray Flashes from a Nearby Supermassive Black Hole ...

"The whole evolution of electric guitar-driven, album-oriented music can be traced directly back to him": The Bob Dylan albums you should definitely listen to Without the man who raised pop lyrics to ...

Sign up below to get the latest from Classic Rock, plus exclusive special offers, direct to your inbox!