A former Trump advisor says a second Trump term should involve restarting nuclear testing. Nuclear experts pushed back on the idea, warning that it'll lead to a global arms race, among other problems.

Nuke Testing Again? You may think that it's only the "lefties" who oppose a reboot of nuclear-weapons testing. In this Trumpian era, there seems to be a renewed appetite for war and arms competition.

President Donald Trump has directed the Pentagon to resume testing nuclear weapons after a 33-year pause, announcing the move on social media just ahead of meeting Chinese President Xi Jinping in ...

TOKYO (AP) — Let's say you're North Korea and you have this nuclear device you really want to test. And let's say you'd rather some of the more sensitive details remain private. Physicists, geologists ...

President Trump's post announcing the U.S. would resume nuclear testing featured some inaccuracies, and introduced quite a bit of uncertainty. Why it matters: Nuclear rhetoric is closely scrutinized — ...