Argonne National Laboratory is developing Gen-IV nuclear reactors, including sodium-cooled fast reactors (SFRs).

General Atomics has completed several key tests for nuclear thermal propulsion (NTP) reactor technology at NASA’s MSFC.

General Atomic's new nuclear fuel was subjected to the maximum heat of a reactor for 20 minutes in the latest tests.

A new type of nuclear thermal propulsion reactor fuel has been successfully tested at NASA’s Marshall Space Flight Center, ...

Hill Air Force Base could receive a portable nuclear reactor to provide backup power generation as early as 2028, Radiant ...

An outgoing Biden administration official overseeing nukes warned against a new arms race with Russia and China in her ...

Brandon Williams served aboard a nuclear submarine and represented a New York congressional district for one term, but has ...

Nine countries are known to have nuclear weapons, but it is the US and Russia that still account for almost 90 percent of the ...

O'Brien and other Trump-aligned officials also believe the U.S. should resume underground nuclear weapons tests. The last live-fire test of a U.S. nuclear weapon occurred in 1992, though the ...

The Pied Piper isn’t just a story; it’s a reflection of a dark moment in history. This video explores the real-life events that could have inspired this terrifying tale. From mysterious disappearances ...

Today, the danger of a nuclear conflagration is more real than ever and there are no Russells, Einsteins and Rotblats to warn ...