Last year, scientists announced they'd found a rare type of plutonium at the bottom of the Pacific Ocean. This plutonium is believed to have come from an exploding star. NPR's Nell Greenfieldboyce ...

A map of the areas sampled by analytical chemist Michael Ketterer who released his findings of legacy plutonium waste in Los Alamos' Acid Canyon. (Courtesy of Michael Ketterer) Los Alamos, the Atomic ...

An international collaboration to protect the world from nuclear threats got a boost in 2023 when a visiting researcher brought an understudied plutonium processing chemistry method to Pacific ...

As the fuels of the space and atom age get more powerful, they also get harder to handle. Last week General Bernard Schriever, new chief of the Air Forces Research and Development Command, announced ...

The rare form of the element found on the Pacific seabed points to its violent birth in colliding stars. By William J. Broad Scientists studying a sample of oceanic crust retrieved from the Pacific ...

Common chemical elements are created in stars like our sun. But heavy elements, like iron, are thought to form in massive stars that explode and spew material — though it might be more complicated.

Traces of rare forms of iron and plutonium have been found at the bottom of the Pacific Ocean, after some kind of cataclysm in outer space created this radioactive stuff and sent it raining down on ...

Something went boom in outer space and sent radioactive stardust our way, and it's just been found at the bottom of the ocean. Traces of rare forms of iron and plutonium have been found at the bottom ...