The discovery from the Trinity nuclear test site shows how extreme conditions can result in materials never before seen in ...

At 6:45 a.m. on March 1, 1954, the U.S. detonated a thermonuclear weapon at Bikini Atoll in the Marshall Islands, a chain of ...

Hundreds of Minuteman III nuclear missile silos dot the landscape from Colorado up to the Canadian border, but a major transition is underway.

In 1983, the film "WarGames" imagined a teenager who accidentally accessed a Pentagon computer system and triggered a ...

President Trump once again says he's preparing to 'take over' Cuba 'almost immediately on way back from Iran' as he blasts its 'problems' Canada is preparing for war Hundreds in a Texas town saw a ...

WASHINGTON - With the new nuclear arms strategy he unveiled on Tuesday, President Obama aims to prod the world toward disarmament and stronger anti-terrorism efforts by rallying disparate interests - ...

SEOUL, South Korea — North Korean scientists are able to build crucial equipment for uranium- based nuclear bombs on their own, cutting the need for imports that had been one of the few ways outsiders ...