The U.S. and Russia have both recently threatened to resume nuclear testing, alarming the international community and ...

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 ...

President Trump, during an interview that aired Sunday night on CBS's "60 Minutes," said: NORAH O'DONNELL: Less than an hour before your meeting with President Xi, you posted on social media that you ...

President Donald Trump on Thursday said he’s ordered the Defense Department to begin testing nuclear weapons “on an equal basis” with other countries, according to a post on his social media platform.

President Donald Trump says the U.S. plans to restart nuclear weapons testing for the first time in more than 30 years, a move experts fear could raise global tensions and disrupt the nuclear balance ...

The president's announcement that the U.S. would resume tests leaves questions. President Donald Trump raised questions Wednesday night about a decades-old U.S. prohibition on testing its nuclear ...

Stepping back into the desert of Washington state, we follow how the Hanford Site was built at breakneck speed to feed the Manhattan Project with plutonium, powering the Trinity test and the Fat Man ...

Russia’s claimed successful test of a new nuclear capable cruise missile last week has drawn international concern and condemnation from President Trump on Monday. The weapon, tested last week, with ...

In another move coinciding with the 98th anniversary of the founding of its armed forces, China has released footage of last year's high-profile test launch of a nuclear-capable missile. As the ...

"We've halted many years ago, but with others doing testing I think it's appropriate to do so," the president told reporters aboard Air Force One. Experts say that the resumption of testing would be a ...