Nuclear weapons policy, once thought to be a relic of the Cold War, increasingly has come to the fore as Russia has made ...

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

Energy Secretary Chris Wright said the testing ordered up in a surprise announcement by President Trump last week would focus on “the other parts” of nuclear weaponry.

Energy Secretary Chris Wright says that new tests of the U.S. nuclear weapons system ordered up by President Trump will not ...

Energy Secretary Chris Wright says that new tests of the U.S. nuclear weapons system ordered up by President Donald Trump will not include nuclear explosions ...

There was no indication the U.S. would start detonating warheads, but Trump offered few details about what seemed to be a ...

The W88, estimated to yield 455 kilotons of TNT explosives, is one of the most powerful nuclear warheads in the U.S. arsenal, and is carried on Trident II D5 submarine-launched ballistic missiles ...

Russia’s claimed successful test of a new nuclear capable cruise missile last week has drawn international concern and ...

The U.S. was the first nation to test a nuclear bomb, doing so in 1945, and continued testing above and below ground until a ...

President Donald Trump has received updated flu and COVID-19 booster shots in preparation for upcoming travel, the president’s physician announced Oct. 10. Sean P. Barbabella, a U.S. Navy captain, ...

President Donald Trump announced the U.S. possesses enough nuclear weapons to destroy the world 150 times, emphasizing the ...