STP Nuclear Operating Co. said the reactors also achieved the lowest unsubsidized production cost among US nuclear power plants — 1.356 cents per kWh in 2006 — and the lowest fuel cost of all ...

Parts like pumps, valves, reactor vessel heads and steam generators have been replaced at STP. Nuclear power plants spent $6.5 billion in 2009 replacing parts and equipment for modifications, he said.

Argonne National Laboratory in Lemont, Illinois, is getting a new supercomputer, Aurora, which its scientists will use to study optimal nuclear reactor designs.As of now, the lab is using a system ...

STP Nuclear Operating Co's 1,280-megawatt Unit 1 at the South Texas nuclear power plant in Texas was reduced to 75 percent power by early Thursday from full power early Wednesday, the U.S. Nuclear ...