In November 1955, the Soviet Union carried out the world’s first successful air-dropped test of a true two-stage hydrogen bomb, but the mission came dangerously close to disaster before it ever became ...

CENTCOM says multiple 5,000 lb GBU-72/B Advanced 5K Penetrator munitions were used on hardened Iranian missile sites along ...

The UK government has issued some crucial three step advice about the safest place to be in the event of a nuclear attack ...

In 1954, the United States detonated Castle Bravo at Bikini Atoll expecting a far smaller blast, but the weapon exploded with ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

Add Yahoo as a preferred source to see more of our stories on Google. People perform for North Korean leader Kim Jong Un during a celebration for nuclear scientists and engineers who contributed to a ...

MAJURO — Although evidence shows that the entire Marshall Islands was subjected to radioactive fallout from hydrogen bomb tests at Bikini Atoll in the 1950s, there are three specific populations who ...

Maj. Gen. Kenneth D. Nichols was a key figure in developing U.S. atomic policy during the early Cold War. Tensions between Nichols and AEC Chairman David Lilienthal over atomic weapons production were ...

A shopping center in Taylor is back up and running after it was evacuated due to a bomb threat at H-E-B, authorities said. The Taylor Police Department received a call about a bomb threat at H-E-B at ...

Editor’s note: The Bulletin of the Atomic Scientists presents here, from its September 1946 issue, an eyewitness account of the first atomic bomb test in the Marshall Islands. In it, the author not ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs. By William J. Broad President ...