North Korea appears to have resumed construction at a long-dormant nuclear reactor in recent weeks that, if completed, would dramatically increase its capacity to produce plutonium for nuclear ...

The new crack was six inches long and up to an inch deep, covering around a quarter of the circumference of the pipe, which is a little more than an inch thick, France's Nuclear Safety Authority ...

Molten salt nuclear reactors have many advantages over the current light water reactors, and they are inherently a lot safer. But there are many hurdles to overcome between today and commercial ...

A heat pipe reactor uses an inert gas or liquid metal to cool the core. ... Cesium-137 is the isotope that represents the long-term risk from an accident at a conventional nuclear power reactor.

NASA's prototype KRUSTY system uses a solid, cast uranium-256 reactor core that is about the size of a roll of paper towels. Passive sodium heat pipes inside transfer reactor heat to high ...

Long-Term Impacts of Fukushima Reactor Could Linger For ‘A Generation or More ... It was found today in deep utility trenches used for pipes and wiring with an opening just 180 feet from the sea.

We've long waited for fusion, and this reactor may finally deliver it. Scientists say their compact reactor could be up and running in just 10 years.

Days-long power failure can lead to radioactive leak but U.S. regulators only require reactors to plan for shorter blackouts Latest U.S.

Company unveils revolutionary reactor design for nuclear fusion power plant: 'Cylinders firing all day long to produce steady energy output' first appeared on The Cool Down.

Finland's long-delayed and costly new nuclear reactor went online Saturday amid expectations that it will boost the Nordic country’s electricity self-sufficiency and help to achieve its carbon ...

MONTPELIER, Vt. — The Vermont Yankee nuclear plant has begun an unscheduled shutdown so technicians can fix a leak where radioactive water is seeping from a pipe leading to the reactor. Plant ...