THE distribution of plutonium in blood serum proteins has been investigated previously1–3. Normally, americium-241 is present in plutonium samples, and is produced there by the β-decay of ...

Japan's Monju fast breeder reactor should return to service this year, with fresh plutonium fuel replacing its initial core load. A safety review is currently underway concerning replacing the reactor ...

"For the past 50 years space missions have used Plutonium-238 to stop spacecrafts from freezing but it is in very limited supply. At NNL we have identified significant reserves of Americium-241, a ...

American space agency NASA announced it got delivery of one pound (0.5 kg) of plutonium-238 from the U.S. Department of Energy, will use it on future missions ...

Plutonium enters the body by breathing in contaminated air or swallowing contaminated food or water. Once inside, plutonium particles tend to quickly settle in the lungs, bones, and liver.

Where most other space missions have used plutonium-238, the new heater will use americium-241. This is not only cheaper and less controversial, but has a half-life of more than 400 years, so it ...

The first plutonium pits were created at the Los Alamos site for the Trinity test, which saw the world’s first detonation of a nuclear bomb in the desert of New Mexico.

U.S. Sen. Catherine Cortez Masto, D-Nev., first announced the removal of the plutonium, stored at the Nevada National Security Site north of Las Vegas, on Friday.

Plutonium is the 94th element in the periodic table and one of the most dangerous elements on Earth. Here we explore Plutonium in more detail.