Beginning in the late 1950s, the U.S. met this challenge by developing nuclear batteries known as radioisotope thermoelectric generators (RTGs) and producing plutonium-238 (Pu-238 ... low shielding ...

“I see a lot of things to be concerned about here,” Dr. Ketterer said. In his study, Dr. Ketterer says he found “alarmingly ...

Hello, this week on Chemistry in its element a substance that most people think is man made but in fact often turns up in the ... that when it decays it tends to fall apart. It is of course Plutonium ...

By digging into the statistics of the ratios, he concludes that it qualifies as reactor grade plutonium, not the purer weapons grade that those looking to make big booms seek. It is also worth ...

Lawrence National Lab has announced that they want to increase the plutonium “Utilization” at their plutonium facility. Plutonium is a highly hazardous, radioactive metal used in the Lab’s nuclear ...

Those charges alone will get someone locked up for quite a long time—throw in another conviction for trying to offload thousands of pounds of uranium and weapons-grade plutonium, and it’s ...

The UK government has decided that the UK’s stockpile of some 140 tonnes of civil plutonium will be immobilised ...