The temperature of the reactor core of unit 3 of the damaged Fukushima Daiichi plant is expected to drop significantly with the commissioning of a more efficient cooling system, according to Tokyo ...

As nuclear engineers well understand, the water in nuclear reactor containment vessels moderates the speed of the neutrons released by the uranium in order to sustain the chain reaction, and carries ...

NuScale Power, a company backed by Fluor Corp. (NYSE: FLR) working on a small modular reactor, announced this week that the company has developed the technology to achieve safe cooldown in the reactor ...

OSLO, April 2 (Reuters) - Sweden's nuclear reactors must be equipped with independent core cooling systems by around 2020, taking into account lessons from the 2011 Fukushima disaster, the regulator ...

The Swedish Radiation Safety Authority has today approved the independent core cooling systems implemented by the operators of the country's nuclear power plants. The operators were required to ...

This week Carolyn Krause takes Historically Speaking readers on a journey back to 1972 and a few years before. She tells of the Oak Ridge National Laboratory’s involvement in the creation of nuclear ...

The earthquake that hit Japan was 7 times more powerful than the worst earthquake the nuclear power plant was built for (the Richter scale works logarithmically; the difference between the 8.2 that ...

Commercial nuclear reactors all work pretty much the same way. Atoms of a radioactive material split, emitting neutrons.

The Nuclear Regulatory Commission (NRC) last week issued a bulletin to all holders of nuclear plant operating licenses in the U.S., alerting them to a potential design vulnerability discovered at ...

A nuclear reactor is a device that generates heat through a controlled release of energy from splitting the atoms of certain elements. In nuclear power plants, the heat produces steam, which drives ...