The United States has not tested a nuclear weapon since 1992.REF However, given the deteriorating security environment, it may need to do so once again.

Brandon Williams served aboard a nuclear submarine and represented a New York congressional district for one term, but has ...

We go inside Lawrence Livermore National Laboratory for a rare look at the El Capitan supercomputer, which is slated to begin ...

America’s first nuclear weapons test took place at the Alamogordo Bombing Range in New Mexico. About 35 miles away from the ...

North Korea says it carried out its second missile test in two days — and this one was hypersonic. It came as U.S. Secretary ...

Russia has warned Donald Trump not to resume testing nuclear weapons when he returns to office next year, adding it would 'not rule anything out' in response to perceived US aggression. Sergei ...

The U.S. “will have to out-think” Russia and China to prevent them from using nuclear weapons to resolve a future crisis, the ...

Russia's Sarmat missile keeps having troubles, including apparent catastrophic failures, and there's nothing in the works to ...

South Korea’s military says North Korea has test-fired multiple missiles toward its eastern waters in its second launch event ...