It appears that the U.S.'s plutonium-238 shortage is coming an end. The radioisotope is crucial for fueling long-term deep space missions, but as of 2017, a shortage was on the horizon. But ...

as technicians packed up the newest Mars rover for launch. One of the last things installed was a nuclear power generator. It holds marshmallow sized pellets of plutonium that will fuel the electric ...

Four possibilities for the UK's policy on the recycling of uranium and plutonium stockpiles have been presented in a report by Sir David King, who called for a "holistic approach" to nuclear policy ...

The method developed at Ben-Gurion University denatures the plutonium created in large nuclear reactors by adding Americium. (Image: Plutonium pellet; Courtesy of the US Department of Energy via ...

The UK's Nuclear Decommissioning Authority announced it has succeeded in safely processing a can of plutonium residue into a stable waste form for the first time, marking a significant step toward ...

To help power American's deep space probes, the Oak Ridge National Laboratory (ORNL) has automated key steps in the process to make plutonium-238 (PU-238) nuclear fuel for radiothermal generators (RTG ...

The US government says a new robot is poised to help it create a reliable, long-term supply chain of plutonium-238, a radioactive material NASA requires to explore deep space. NASA uses Pu-238 to ...