More has come out on President Donald Trump's plans for nuclear testing, from top officials and from Trump himself, but it's still unclear exactly what's coming. Trump wrote in a Truth Social post on Wednesday that he had instructed the Department of ...

Washington — President Trump directed the Pentagon on Wednesday to resume testing of nuclear weapons "on an equal basis" with other countries' tests, possibly ending a decades-long U.S. pause that stretches back to the end of the Cold War. The ...

The head of the organization overseeing a treaty banning nuclear testing is warning that if the United States, Russia or any other nation goes ahead with a test, other nations will follow.

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 “on an equal basis” to keep pace with other ...

Trump ordered the Pentagon to restart nuclear testing for the first time since 1992, citing rival nations’ actions. Trump’s claim that the U.S. has the largest arsenal contradicts data showing Russia leads in total warheads. The announcement followed ...

Russia says "nuclear munitions" sent to Belarus for joint drills in the country that Moscow used as a launchpad for its 2022 invasion of Ukraine.

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium on nuclear weapons testing. U.S. officials warned ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. China denied the allegations, but experts are worried that the claims mark a further unraveling of a long-standing ...

How a deadly miscalculation turned a Cold War experiment into a radiological disaster.