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

Top university scientists created a map simulation of who across North America would be impacted by nuclear fallout in the event of a nuclear explosion ...

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

The 1960s monitoring post at Scarborough Castle would have housed volunteers in the event of war.

Iran launched missile and drone strikes on U.S. military facilities across Middle Eastern countries Friday, retaliating after U.S.-Israeli attacks.

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

After years of evasion and refusal to cooperate with the Algerian authorities regarding one of its most dangerous colonial crimes, the French government finds itself compelled to provide parliamentary ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

In 1994, astronomers witnessed one of the most dramatic events ever recorded in space when comet Shoemaker–Levy 9 smashed into Jupiter. Traveling at more than 216,000 km/h, the comet broke into 21 ...

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 ...

A research team is using astrophysical explosions to understand the mysterious forces at work in some of the smallest ...

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 ...