UPDATE (March 11): Many more celebrities have signed an open letter to Hollywood on the significance of Christopher Nolan’s film Oppenheimer and the real-life threats of nuclear war. The letter was ...

The US Army fired a nuclear weapon from its atomic cannon for the first and last time 69 years ago. The cannon, initially named "Able Annie," was later renamed "Atomic Annie." During the May 25, 1953, ...

President-elect Donald Trump raised the prospect of a new global arms race on Thursday, after he suggested on Twitter he would increase the size of the U.S. nuclear arsenal. Trump’s tweet read, “The ...