There has not been a major (or minor) nuclear explosion since the 1960s. This is almost entirely because ...

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 ...

The vast emptiness of space is growing emptier one star at a time. That's because 80 billion lightyears from Earth, three cosmic beasts are devouring stars ten times the size of the sun. Stream Los ...

Add Yahoo as a preferred source to see more of our stories on Google. Uncover the real story behind Oppenheimer's legendary explosion and the secrets that changed history forever.

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 ...