The United States hasn't tested nuclear weapons in three decades — but that might be about to change. The big picture: President Trump called for renewed nuclear tests on Wednesday, something the U.S.

In 1945, the Trinity test signified the beginning of the nuclear age and marked the successful output of the Manhattan ...

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.

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, ...

Energy Secretary Chris Wright said Sunday that the Trump administration is not planning on conducting nuclear explosions at this time, after the president ordered nuclear weapons testing last week. “I ...

President Donald Trump’s announcement that the United States will resume nuclear weapons testing for the first time in more than three decades has sent shockwaves through both Washington and world ...

The veterans are campaigning for full disclosure of the impact of the UK's nuclear testing programme.

US President Donald Trump has said that the country will resume nuclear weapons testing after a decades-long ban. But researchers speaking to New Scientist say there is no scientific need for such ...

The U.S. has not conducted a nuclear test in over 30 years. Experts say doing one now could make America less safe. Trump says he wants to resume nuclear testing. Here's what that would mean President ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Russia is assessing how to carry out possible nuclear tests, the ...

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 ...

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 ...