Plutonium is not a fun word to speak, hear, or write. Used to depict an actinide metal we've known about for some time, it has become synonymous with human-caused destruction on a hard-to-comprehend ...

Twenty years ago, I began to learn about plutonium-238, the isotope of plutonium used in space. I was familiar with plutonium-239, built up in nuclear power plants and used in nuclear weapons. My ...

CAPE CANAVERAL, Fla., March 18 (Reuters) - The U.S. Department of Energy has produced its first batch of non-weapons grade plutonium, used to power space probes, since a nuclear reactor shutdown 25 ...

As of this past Labor Day, there are strong indications that future workers at the planned, new Savannah River Plutonium Processing Plant (SRPPF) may face unnecessary, increased risks of exposure to ...