Work by the UK's National Nuclear Laboratory to recover americium-241 from the UK's ageing civil plutonium stockpile under a contract with the European Space Agency raises some interesting issues, ...

In the early decades of the atomic age, using the enormous energy in plutonium atoms for the peaceful generation of electricity became a multibillion-dollar quest that shaped US energy research and ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Oxidation is the process where atoms lose electrons during a chemical reaction. Among the radioactive elements, neptunium and plutonium are much harder to oxidize than uranium. To study these elements ...

The results of the newest investigations carried out by scientists from the Institute of Nuclear Physics PAN shed new light on the processes of accumulation of plutonium isotopes on glaciers of the ...

The U.S. has nearly 4,000 stockpiled nuclear weapons, and Scientific American wonders what will happen to all of their aging plutonium cores. Experts have said the plutonium will last at least 100 ...

The nuclear age is undergoing a paradigm shift. During much of the latter half of the past century, the nuclear enterprise was ascendant; now, it has entered a period of decline and uncertain ...

In 1977, two spacecraft, Voyager 1 and Voyager 2, launched toward the unknown. Nearly fifty years later, they remain alive at the edge of interstellar space, still whispering faint signals back to ...

RENO — The state of Nevada continues to intentionally misrepresent the facts in an ongoing legal battle over the Energy Department’s secret shipment of weapons-grade plutonium to a site near Las Vegas ...

RENO, Nev. (AP) — U.S. government lawyers say the state of Nevada continues to intentionally misrepresent the facts in an ongoing legal battle over the Energy Department's shipment of weapons-grade ...

A rare type of plutonium has been found in the crust below the deep sea, offering new clues as to how heavy metals form in star explosions and mergers. Strange hexagonal diamonds may have been ...