In 1961, the Soviet Union detonated Tsar Bomba, a hydrogen bomb with a 50-megaton yield—the largest explosion ever created by humans. The blast was about 3,800 times stronger than Hiroshima and ...

It was only last October that telescopes spotted a gamma ray burst—caused by the collapse of a black hole —that was so powerful astronomers quickly dubbed it BOAT, for “Brightest of all Time.” That ...

CAPE CANAVERAL, Fla. — NASA claims astronomers have discovered the biggest explosion seen in the universe. The explosion was so large it carved out a crater in the hot gas that could hold 15 Milky ...