A drop in the water level in a steam generator has automatically shut down one of the Indian Point nuclear reactors in the New York City suburbs.
Federal regulators say they're satisfied the operator of a nuclear power plant in central New York has addressed problems that led to four unscheduled reactor shutdowns last year.
Japan's government announced Friday that it will increase the amount of money it is providing to the operator of the crippled Fukushima nuclear plant to step up cleanup and decommissioning efforts.
Firefighters stopped trying to put out a large industrial fire at a federal Superfund site in central Tennessee Wednesday afternoon because of fears that two 1,000-gallon propane tanks there could explode.
In a key year for the American people’s health and the environment, the nation has expanded clean energy and efficiency and acted against climate change, but further steps are needed to protect our communities and public health in 2014, according to experts at the Natural Resources Defense Council.
The United States' top nuclear regulator said Friday that atomic energy users, including Japan, must figure out how to ultimately store radioactive waste.
UniStar Nuclear Energy is completely withdrawing its application to build a third nuclear power plant at Nine Mile Point on Lake Ontario.
The Nebraska utility that owns a nuclear power plant that has been idle since April 2011 says the troubled plant is now ready to restart, but federal regulators will make the final decision.
A missing shipment of radioactive cobalt-60 was found Wednesday near where the stolen truck transporting the material was abandoned in central Mexico, the country's nuclear safety director said.
A cargo truck hauling used medical equipment with extremely dangerous radioactive material was stolen from a gas station in central Mexico, and authorities have put out an alert in six central states and the capital to find it, Mexican and U.N. nuclear officials said Wednesday.
A government panel proposed additional measures to lessen the radioactive water crisis at Japan's crippled nuclear power plant, saying Tuesday that current plans are not enough to prevent the risk of a disaster.
The Nine Mile Point 2 nuclear plant on Lake Ontario has been taken off-line after pumps that circulate water through the reactor shut off while being shifted to a lower speed.
The Hope Creek nuclear plant in southern New Jersey is offline after high moisture was found in the steam that spins the plant's turbine.
Ordinarily, a proposal to bury radioactive waste in a scenic area that relies on tourism would inspire "not in my backyard" protests from local residents — and relief in places that were spared. But conventional wisdom has been turned on its head in Ontario...
A second state panel has delayed hearings on a proposed uranium mine in the Black Hills until two federal agencies decide on the project.
The nation's oldest operating nuclear plant has been returned to service after crews completed some planned maintenance work there this week.
Gov. Peter Shumlin and other top state officials are in talks with the Vermont Yankee nuclear plant's owners about how to dismantle the reactor and handle spent fuel after the plant closes late next year.
Southern California Edison will challenge a recommendation that it refund $74 million to customers who were charged operating costs for the now-closed San Onofre nuclear power plant.
California regulators recommended $94 million in refunds for Southern California utility customers for reduced operating costs at the now-closed San Onofre nuclear power plant.
The only two uranium mines operating in Arizona and an associated mill in southern Utah are set to cease operations temporarily as prices for the ore decline.
It's costly, risky and dependent on technologies that have yet to be fully developed. A decades-long journey filled with unknowns lies ahead for Japan, which took a small step this week toward decommissioning its crippled Fukushima nuclear power plant.
Work began today to remove nuclear fuel rods from a heavily damaged reactor building at the Fukushima Dai-Ichi plant. It's the first major step toward decommissioning the plant, a decades-long process fraught with uncertainty and challenges.
Federal plans to truck radioactive material from a World War II-era plant in Tennessee to Nevada for burial in the desert are rekindling a long-running battle to prevent the Silver State from becoming the nation's nuclear dumping ground.
Connecticut's nuclear plant has shut down one of its units for 48 hours due to equipment failure.
Japan's flagging anti-nuclear movement is getting a boost from two former prime ministers who are calling for atomic power to be phased out following the Fukushima disaster.