The Minuteman III intercontinental ballistic missile will take flight from Vandenberg Space Force Base in California.

After his recent remarks about resuming nuclear testing, President Trump told "60 Minutes" "we're the only country that doesn ...

China rejects Trump's claim to 60 Minutes about clandestine nuclear tests, as a senior official seeks to clarify the ...

Energy Secretary Christopher Wright clarifies U.S. nuclear testing plans, confirming no explosive detonations but systems ...

The event comes only days after the first long-range test of a Poseidon “doomsday torpedo,” which the submarine was designed ...

The U.S. has not conducted a nuclear test in over 30 years. Experts say doing one now could make America less safe.

President Trump and one of his top cabinet officials are sending mixed messages on how the U.S. government is handling the ...

The United States is not ready to restart nuclear weapons testing and risks losing ground to China and Russia if it pushes ...

Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably ...

Energy Secretary Chris Wright on Sunday clarified that the new nuclear weapons tests ordered by President Donald Trump will ...

The U.S. voluntarily halted nuclear explosive testing in 1992, though it has the ability to restart tests at a site in Nevada ...

Senate Republicans have long resisted the temptation of going nuclear on the filibuster, a move more often made by Senate ...