Trump wrote that he had instructed the Department of War to start testing nuclear weapons “on an equal basis” with China and Russia. But those instructions may have been sent to the wrong department.

Add Yahoo as a preferred source to see more of our stories on Google. A mushroom cloud rises from a test blast at the Nevada Test Site on June 24, 1957. | U.S. Energy Department via AP President ...

The ongoing conflict between the US and Iran has raised suspicions about potential nuclear tests by the United States, despite official denials. Recent unusual seismic activity, including 16 tremors n ...

DUBAI, United Arab Emirates (AP) — 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 ...

A ghost of the Cold War is rising between the world’s superpowers, just in time for Halloween. In the wake of Russian President Vladimir Putin bragging about his country testing both a nuclear-powered ...

VIENNA (AP) — The United States and Russia have both recently threatened to resume nuclear testing, alarming the international community and jeopardizing a global norm against such tests. Experts say ...

The United Nations took a swipe at President Donald Trump for saying the United States will start “testing our nuclear weapons,” a move that provoked global uncertainty and international outcry. “We ...

DUBAI, United Arab Emirates — 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 ...

This is read by an automated voice. Please report any issues or inconsistencies here. Trump says U.S. will restart nuclear testing, reversing decades of policy since the last test in 1992. Russia, ...

President Trump said on Thursday that the U.S. would begin testing nuclear weapons again for the first time in decades. “We’ve halted many years ago, but with others doing testing I think it’s ...