Could the seismic signal of an underground nuclear test explosion be "hidden" by the signal generated by a natural earthquake? It's possible, according to a new review article published in the ...

GENEVA (AP) — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago and urged countries to ...

Add Yahoo as a preferred source to see more of our stories on Google. U.S. President Donald Trump looks on as he speaks to members of the media aboard Air Force One as he departs for Florida from ...

President Donald Trump issued a directive in October to conduct nuclear weapons tests.

A senior State Department official on Tuesday said the U.S. still is assessing how to implement President Donald Trump's ...

In the five days since the last remaining nuclear treaty between the United States and Russia expired, statements by administration officials have made two things clear: Washington is actively ...

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 ...

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 ...

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 ...

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 ...

U.S. President Donald Trump looks on as he speaks to members of the media aboard Air Force One as he departs for Florida from Joint Base Andrews, Maryland, U.S., October 31, 2025. REUTERS/Elizabeth ...