At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.

State Department alleges China conducted nuclear test in 2020, reigniting debate over U.S. testing moratorium and ...

The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing are unraveling.

It remains to be seen whether the three big nuclear powers are headed into a new arms race, or whether President Trump is trying to spur negotiations on a new accord now that a last Cold War treaty ...

A set of photos taken over 70 years ago may hold the key to new revelations surrounding the existence of unidentified aerial phenomena (UAPs) – or UFOs – popping up near nuclear testing sites.

The Pentagon is quietly transporting a next-generation nuclear reactor across the American West, routing it from Southern ...

Jay Cowan still worries about the Rulison blast’s proximity to the Colorado River and expresses disbelief at the 107 days that radioactive gas was burned in order to test whether the radionuclides ...