There has not been a major (or minor) nuclear explosion since the 1960s. This is almost entirely because ...

Loud blasts reported near Isfahan nuclear facility and airbase amid US-Israel operations. IAEA says no damage yet. Iran confirms Natanz targeted.

In 1994, astronomers witnessed one of the most dramatic events ever recorded in space when comet Shoemaker–Levy 9 smashed ...

Iran launched missile and drone strikes on U.S. military sites across Middle Eastern countries Friday, retaliating after U.S.

GENEVA (AP) — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago and urged countries to ...

Earlier this month, the New START treaty, a strategic-arms reduction agreement between Russia and the United States to limit their nuclear arsenal, expired. That accord was the last in a series of ...

GENEVA — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago and urged countries to press ...