Nuclear weapons tests are among the most violent events humans can trigger, and that violence leaves fingerprints in the Earth, sea, air, and even in orbit. The physics of shock waves, sound, and ...

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 ...

President Donald Trump announced on Wednesday that he is ordering the United States to resume nuclear testing, leaving experts wondering what this testing would entail and how it would be implemented.

DUBAI, United Arab Emirates (AP) — 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 ...

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 ...

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 ...

President Trump said on Thursday that the U.S. would begin testing nuclear weapons again for the first time in decades. Trump suggests the U.S. will resume testing nuclear weapons President Donald ...

President Donald Trump ordered the Department of War to resume testing nuclear weapons “on an equal basis” with Russia and China on Thursday, a practice halted by the U.S. in 1992. The announcement ...