Learn why thousands of soldiers were deliberately exposed to radiation from a nuclear bomb in the Soviet Union, and why other ...

An expert on military escalation, Pape warned Sunday that Tehran could carry out a nuclear weapons test as part of an effort to confront President Donald Trump with a major military and political ...

The U.S. energy department’s National Nuclear Security Administration (NNSA) has conducted an underground chemical ...

Thirty years ago today, President Bill Clinton signed the Comprehensive Nuclear Test Ban Treaty (CTBT). The treaty bars ...

UNITED NATIONS — With the U.S., Russia, China and other countries that have nuclear weapons refusing to ratify the treaty that bans atomic testing, the United Nations warned on Monday that any ...

Moscow and Pyongyang have drawn markedly closer in recent years, with North Korea sending troops to fight alongside Russian forces in Ukraine in 2024.

2. At 0530, 16 July 1945, in a remote section of the Alamogordo Air Base, New Mexico, the first full-scale test was made of ...

The international nuclear order is facing another test as governments move from an inconclusive review of the Nuclear ...