The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing ...

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for ...

Confusion and ambiguity are dangerous in nuclear brinksmanship. President Donald Trump spread both on Wednesday when he ...

US President Donald Trump said the US would immediately restart nuclear testing. After a confusing post, Trump clarified that the testing would be something the US hasn't done in many years. The plan ...

The US accused China of secret nuclear tests, banned under international agreement, that were building toward tests of larger ...

A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.

President Donald Trump has announced the US will start testing nuclear weapons in what could be a radical shift in his nation's policy. "Because of other countries testing programs, I have instructed ...

The new U.S. accusations about China's nuclear weapons development come at a very turbulent moment for nuclear arms control globally.

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 ...

Prior to his meeting with China’s President Xi Jinping in Busan, South Korea on October 30, United States President Donald Trump wrote that he has ordered the U.S. military to resume nuclear testing ...

Jay Cowan still worries about the Rulison blast’s proximity to the Colorado River and expresses disbelief at the 107 days that radioactive gas was burned in order to test whether the radionuclides ...

The United States Air Force maintains a small, tightly controlled fleet of aircraft certified to deliver nuclear weapons, and ...