The plutonium-244 hints at how heavy metals form in stars. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A rare version of the radioactive ...

Oklo and LANL have conducted first plutonium fast reactor tests at NCERC, validating surplus fuel for advanced reactors like ...

This combination of photos provided by the U.S. Food and Drug Administration on Thursday, Aug. 28, 2025, shows labels for Kroger Mercado Cooked Medium Peeled Tail-Off Shrimp recalled by AquaStar USA ...

Siegfried Hecker, former director of the U.S. nuclear weapons laboratory in Los Alamos, told Congress that North Korea did not show him conclusive evidence of a nuclear weapons program during his ...

World leaders are meeting in Seoul this week to discuss nuclear security concerns, including the growing threat of radioactive material in the global scrap metal supply chain. According to a recent ...

Jan. 29—A breached plutonium glove box contaminated two Los Alamos National Laboratory workers with radiation, requiring one to undergo treatment at the lab's outpatient clinic. The breach in a sealed ...

Contaminated metal at an industrial site in Indonesia may be the source of radioactive material that led to massive recalls of imported frozen shrimp, international nuclear safety officials say, as ...