The weapon "will provide the President with additional nuclear options against certain harder and large-area military targets", the DOE said.

Historians working in Germany and the US claim to have found a 60-year-old diagram showing a Nazi nuclear bomb. It is the only known drawing of a "nuke" made by Nazi experts and appears in a report ...

The Pentagon announced this week that it is developing a new nuclear 'gravity bomb' that is 24 times more powerful than the nuke detonated in Hiroshima. As the name implies, the B61-13 is the ...