Nuclear bombs do not rely on size, they rely on physics. Here is how chain reactions and hydrogen bombs unleash power on a ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

The two lawmakers questioned the necessity of the nuclear weapons agency's plutonium pit strategy in a letter exclusively shared with USA TODAY.

The UK's Nuclear Decommissioning Authority announced it has succeeded in safely processing a can of plutonium residue into a ...

WASHINGTON, Aug 22 (Reuters) - The Trump administration plans to make available about 20 metric tons of Cold War-era plutonium from dismantled nuclear warheads to U.S. power companies as a potential ...

The UK's Nuclear Decommissioning Authority has been allocated GBP154 million (USD207 million) in government funding to develop specialised capabilities to enable plutonium disposal. The government ...

When it comes to marking anniversaries of the atomic bomb, there are a few obvious choices. July 16, 1945, was the date of the Trinity test, the first nuclear explosion, and has been used by some as ...

Indian and American climbers were prepared with their cargo, an antenna, cables and a 13 kg generator called the SNAP-19C.

What we know so far: The United States is opening part of its Cold War – era plutonium stockpile to help reduce reliance on Russian uranium and speed development of next-generation nuclear reactors.

A New York Times investigation revisits a covert CIA operation that left a plutonium-powered surveillance device lost on Nanda Devi in 1965, a Cold War secret that continues to raise fears of ...