This picture taken on 19 February 2026 and released by North Korea's official Korean Central News Agency on 20 February 2026 ...

This is a capability that doesn't exist anywhere else in the world,” said National Reactor Innovation Center Program Manager ...

Did China conduct secret nuclear tests? The United States thinks so. Host Mary Louise Kelly speaks with NPR Pentagon correspondent Tom Bowman and NPR China correspondent Jennifer Pak about China's ...

The government watchdog’s timeline runs counter to a U.S. Air Force news release that said the Sentinel’s first flight could ...

A prototype fission chamber from Curtiss-Wright shows no degradation after a week of intense radiation and high-heat testing at ORNL.

Pennsylvania Gov. Josh Shapiro knows how to make data center-friendly policies. He’s still trying to make them good politics.

Did Iran conduct underground nuclear test amid rising tensions with US? 5.5 magnitude earthquake in region suggests… ...

A Trump administration official said that a remote seismic station in Kazakhstan measured an “explosion” in western China on ...

The US DOE has set AI-driven challenges under the Genesis Mission to advance nuclear energy, fusion, cleanup, and national security.

U.S. releases seismic data alleging a secret 2020 Chinese nuclear test at Lop Nur as global arms control agreements continue to expire.

Cold testing at unit 3 of China’s Sanmen NPP in Zhejiang province, has been successfully completed, according to China National Nuclear Corporation (CNNC). Cold testing is a key milestone in the ...

A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.