Russian officials say they are waiting for an explanation from President Donald Trump about nuclear testing. He hasn't given ...

Experts agreed if the U.S. resumed full nuclear weapons tests, other nations would do the same — giving them a chance to ...

Citizen activism and legislative pressures helped stop US nuclear weapon testing. They will be needed again to protect the ...

The Trump administration’s renewed focus on nuclear issues after decades of neglect is welcome. But America is not prepared for a new nuclear test.

President Trump wants to restart domestic testing to keep up with adversaries like China and Russia, but nuclear experts ...

Marco Rubio told reporters Wednesday that nuclear testing plans are "on par with what other countries are doing." ...

Few people know the harm nuclear testing can do better than inhabitants of the Marshall Islands which was a US-administered trust territory of the United Nations from 1947 to 1986.

Trump announced late Thursday that he had ordered the Pentagon to begin testing nuclear weapons on an “equal basis” with Russia and China. The move would mark the first time the United States would ...

President Donald Trump announced on Oct. 29 that the United States will "immediately" resume nuclear weapons tests, a move he ...

Energy Secretary says administration will tests nuclear weapons ‘systems’ without detonating devices — for now ...