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

The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an ...

Beijing has balked at any restrictions on its smaller but growing nuclear arsenal and denies carrying out such a nuclear test ...

Work is progressing fast just outside Kemmerer at TerraPower’s first-of-its-kind nuclear power project. Cowboy State Daily went on a tour to get an ...

The attack on Iran presents Europe with a new test in already-strained ties with the U.S., as appeals for restraint clash with Trump’s assertion that force will succeed.

Officials have ruled out earthquakes or mining as the source of a 2.75-magnitude event in 2020 near China's nuclear test site.

Operation Shakti was remembered for the explosions, but it succeeded first as a logistics-and-deception operation run under tight civil-military control in the Rajasthan desert ...

Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald Trump vows to restart U.S. tests.

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and Russia. The ...

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

Last-ditch talks to avert a full-blown conflict between the U.S. and Iran are scheduled to take place today in Geneva, but ...