Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

It has been 33 years since an explosive US nuclear weapons test. But, on Wednesday, US President Donald Trump appeared to give the order to reinstate them "immediately". A post from the president on ...

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 ...

In the wake of U.S. President Donald Trump’s suggestion earlier this year that the U.S. would resume nuclear testing, a U.S. government representative defended the stance at a global nuclear arms ...

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 ...

WASHINGTON (Reuters) -President Donald Trump reaffirmed on Friday that the U.S. would resume nuclear testing, but he did not answer directly when asked whether that would include underground nuclear ...

ABOARD AIR FORCE ONE (AP) — President Donald Trump declined to say Friday whether he plans to resume underground nuclear detonation tests, as he had seemed to suggest in a social media post this week ...

It's one of two nuclear companies that have announced plans related to Kansas in the past month. A company with a vision of installing “discreet, bespoke,” small, nuclear reactors 1 mile underground ...

CFR scholars provide expert analysis and commentary on international issues. Erin D. Dumbacher is Stanton nuclear security senior fellow at the Council on Foreign Relations. President Donald Trump ...

Last month, U.S. President Donald Trump rekindled a decades-old debate about nuclear testing. “Because of other countries testing programs,” he wrote on social media, “I have instructed the Department ...

According to Aslan Abashidze, the United States have not retified the Comprehensive Nuclear-Test-Ban Treaty, so is not legally bound by the CTBT and retains the capability to conduct underground ...

The history of North Korea's claimed nuclear tests. — -- Ahead of Vice President Mike Pence's trip to neighboring South Korea this weekend, tensions between the United States and North Korea ...