Black Sabbath are rightly enshrined as one of the forefathers of heavy metal. The band’s original line-up – singer Ozzy Osbourne, guitarist Tony Iommi, bassist Geezer Butler and drummer Bill Ward – ...

According to the booklet, one "mark of the beast" is not observing the Sabbath on Saturday. It is alleged that in the fourth century the Church and Emperor Constantine replaced the Sabbath with ...

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 ...