Add Yahoo as a preferred source to see more of our stories on Google. A person reflects in the window of the U.S. Department of Energy, with the official portrait of U.S. President Donald Trump on the ...

Multi-day fast-spectrum reactor experiments at the U.S. Department of Energy’s National Criticality Experiments Research Center generate modern benchmark data. The data supports Oklo’s ...

WASHINGTON (Reuters) -The U.S. Department of Energy expects to begin announcing by December 31 which companies will take about 19.7 metric tons of surplus Cold War-era plutonium for eventual ...

A person reflects in the window of the U.S. Department of Energy, with the official portrait of U.S. President Donald Trump on the wall, following a partial government shutdown in Washington, D.C., ...

Instead of burying plutonium and pretending it has disappeared, we can put it to work. With advanced fast reactors, like those being developed by private American innovators, stored fuel will be ...

The Trump Administration is proposing to make 20 metric tons of plutonium from dismantled nuclear warheads available to U.S. power firms for use in advanced nuclear reactors. This plan follows an ...

Here’s something wild happening in Washington right now. The government is opening its driest vault—not for war, mind you, but for electricity. I’m referring, naturally, to Cold War-era weapons-grade ...