Physicists at the University of Colorado Boulder have demonstrated a new kind of vacuum ultraviolet laser that is 100 to 1,000 times more efficient than existing technologies of its kind. The ...

What governs the speed at which raindrops fall, sediment settles in river estuaries, and matter is ejected during a supernova? These questions circle around one, deceitfully simple factor: the rate at ...

Although President Trump has claimed Iran was weeks away from developing a nuclear weapon, much more work was needed for the country to do so ...

NexGen Energy Ltd, a development-stage uranium mining company, reports its full-year 2025 results on Monday during market hours, with investors scrutinizing the company’s progress toward bringing one ...

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 ...

On a recent Saturday morning at the Savannah River Site Museum, a group of Scouts leaned over tables scattered with Geiger ...

This Research Topic presents the state of the art achieved after about 40 years of research in several selected thematic fields of radioactive waste management and disposal. Research in this area has ...

GENEVA (AP) — Iran announced the temporary closure of the Strait of Hormuz on Tuesday for live fire drills in a rare show of force as its negotiators held another round of indirect talks with the ...

A decommissioned nuclear plant in Michigan is set to restart for the first time in U.S. history, alongside plans for new small modular reactors on the same site. The projects are backed by billions in ...

WASHINGTON, Feb 17 (Reuters) - A senior U.S. official on Tuesday revealed what he said were new details of an underground nuclear test blast that China allegedly conducted in June 2020. Assistant ...

Iranian Supreme Leader Ayatollah Ali Khamenei threatened on Tuesday to sink U.S. warships amid continuing nuclear talks between the Middle Eastern nation and the U.S. “The Americans constantly say ...

A top Trump administration official on Tuesday disclosed new details to support its claim that China conducted an underground nuclear explosion during Donald Trump’s first presidency, a contested ...