Voyages into space are among the most iconic endeavors of the 20th and 21st centuries. Spacecraft that have ventured out to this “final frontier” have relayed stunning images and enlightening ...

Dec. 13—After almost two months of negotiation, a compromise in an environmental lawsuit about plutonium pit production seems imminent. U.S. District Judge Mary Geiger Lewis ruled in September the ...

China is building two advanced nuclear reactors with Russian assistance that will produce plutonium for Beijing’s rapid buildup of nuclear weapons, according to a new Air Force think tank study. The ...

An undated photo capturing the Plutonium Facility at Los Alamos National Laboratory, with the Rio Grande valley and the Sangre de Cristo mountains in the background. (Photo courtesy of Los Alamos ...

AIKEN, S.C. (AP) — In a story May 12 about the proposed production of pits at the Savannah River Site in South Carolina, The Associated Press reported erroneously that pits were planned to store ...

As North Korea intensifies testing of its ballistic missile technology, a U.S. website said Friday it also sees further signs from satellite imagery that North Korea is looking to produce more ...

It's been a quarter century since the US stopped producing plutonium-238, but shrinking worldwide stockpiles and the need for a suitable deep space power source led NASA and the DOE to begin ...

Have you ever wondered what does a spacecraft and a pacemaker have in common? Both are powered by plutonium-238 (238 Pu), a versatile isotope, known for its ideal heating properties. Recent research ...