Three decades after the conclusion of the 1996 Comprehensive Test Ban Treaty (CTBT), the treaty has near universal support ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...

BUSAN, South Korea — President Donald Trump appeared to suggest the U.S. will resume testing nuclear weapons for the first time in three decades, saying it would be on an "equal basis" with Russia and ...

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 ...

The United States has announced it will resume nuclear testing if other countries do the same. The U.S. Chargé d’Affaires to the International Organizations ...

The US last conducted a nuclear test in 1992, when it began a voluntary moratorium on such explosive testing. It’s also not clear how quickly it could do so again, with an August report from the ...

Russian President Vladimir Putin announced Wednesday that Russia had a "huge success" testing its Poseidon nuclear-capable underwater drone, describing the system as a major step in the country’s ...

One expert says explosive nuclear testing would be 'alarming.' President Donald Trump announced on Wednesday that he is ordering the United States to resume nuclear testing, leaving experts wondering ...

China has announced the completion of cold functional testing of the ACP100 small modular nuclear reactor demonstration project. The nuclear reactor demonstration project is being built at the ...

GYEONGJU, South Korea — President Donald Trump said Wednesday he had instructed the Defense Department to “immediately” start testing nuclear weapons "on an equal basis" with other nations. “Because ...