The president has said the U.S. will restart nuclear weapons testing, and claimed other powers were already doing the same.

Heading into Trump’s meeting on Thursday with Chinese leader Xi Jinping in South Korea, Semafor’s Ben Smith predicted the ...

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

President Donald Trump said Wednesday he had instructed the Defense Department to “immediately” start testing nuclear weapons "on an equal basis" with other nations. “Because of other countries ...

Former Chair of the Nuclear Regulatory Commission Gregory Jaczko and NBC News Correspondents Courtney Kube and Monica Alba join Meet the Press NOW to discuss President Trump’s announcement directing ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...