On the morning of January 17, 1966, an American B-52 bomber on a secret mission over Cold War-era Europe collided mid-air ...

After two planes collided, three hydrogen bombs hit a Spanish village, and one fell into the sea nearby. Two years later, ...

It was the greatest experiment ever conducted on U.S. soil. Discover 20 little-known facts about the Manhattan project.

Atomic Energy’s death spiral has spawned a run to green power. But the toxic mineral lithium has become a critical ...

Plutonium 'pits' and Small Modular Reactors are all part of Energy Secretary Chris Wright's early goals for his department.

In the eighty years since of the atomic bombings of Japan dozens of opportunities to halt the macabre march of nuclear ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

Your adversaries and closest allies might not need nuclear weapons to achieve deterrence — they just need you to believe they ...

Plutonium discovered at the bottom of the ocean was found to be refuse from a kilonova that exploded close to Earth 10 million years ago. Kilonovas occur when binary neutron stars spiral closer and ...

When a routine procedure went wrong in October 1957, a fire broke out at the Windscale nuclear power station in Cumbria, UK.

In 1952, the Atomic Energy Commission began operations at Rocky Flats as a federal atomic weapons facility, producing plutonium triggers for hydrogen bombs. (A hydrogen bomb or H-bomb uses fission in ...

One of the most important projects of the 20th century was also one of the most daring and destructive, and it reshaped the ...