Photo: Atomic bomb test explosion in Alamagordo, New Mexico, July 16, 1945. AP/Wide World Photos ...

Former Fox News host Tucker Carlson has claimed that US President Donald Trump could be within days of launching a nuclear ...

Once a key site of Cold War arms production, Rocky Flats is now a wildlife refuge. What happened to its troubled past?

New Delhi, Nov. 2 -- Iran's nuclear doctrine has come under renewed scrutiny after hardliner Mahmoud Nabavian called for a ...

The first atomic bomb is detonated near Alamogordo, New Mexico, on July 16, 1945. The successful test paved the way for the ...

Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...

A fire at a national lab in South Carolina that is on a site that once made key parts for nuclear bombs triggered an ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - This is a 1960 photo of a U.S. nuclear weapon of the uranium bomb Little Boy type that was detonated over Hiroshima in ...

The number of survivors of the U.S. atomic attacks on Hiroshima and Nagasaki is dwindling 80 years later, but they are ...

In the 1950s the American public accepted above-ground nuclear bomb blasts just 65 miles from Las Vegas as part of the Cold ...

An admission thirty years after the fact revealed that President John F. Kennedy came closer to nuclear war in October 1962 ...

Satellite imagery and capacity analysis reveal that Beijing is expanding its uninspected Emeishan centrifuge facility—a move ...