This, as he found out, isn’t something you should do lightly, as the one he used ended up containing an interesting mix of radioactive materials, including small amounts of plutonium-239 ...

No human-made objects have traveled further into the final frontier than Voyager 1 and Voyager 2, but both probes are ...

A wildlife corridor plans to connect two Superfund sites at the former Rocky Flats plutonium plant and the Rocky Mountain ...

Boulder County is considering whether to continue supporting a project that would create a new trail connection on land known ...

Members of our Community Editorial Board, a group of community residents who are engaged with and passionate about local issues, respond to the following question: Boulder County commissioners are ...

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) as their fuel, ...

The US Department of Justice (DOJ) announced in January that a Japanese national had pleaded guilty to the attempted trafficking of nuclear materials, including uranium, thorium and plutonium, from ...

The International Atomic Energy Agency (IAEA) said Iran is taking steps to accelerate its near weapons-grade uranium in a broader effort to expand its capability for nuclear warfare, according to ...

Aiken City Council has spent the last of the $25 million the city received from the state's settlement with the Department of Energy over plutonium stored at the Savannah River Site. The city ...

Molten Salt Reactors (MSRs) are nuclear fission reactors in which either the fuel and/or the coolant is a molten salt. Molten salt is salt which liquifies at elevated temperatures and can store ...

A groundbreaking technology in the UK has opened the door to transforming radioactive waste into usable energy.