San Francisco officials say they weren’t told that the Navy detected plutonium at the Hunters Point Shipyard for 11 months.

The San Francisco Health Department is sounding the alarm over high levels of radioactive "plutonium 239" detected in the air in Hunters Point.

The president’s ambiguity on nuclear testing is worrisome not only because America’s public can’t know what he means, but ...

If I mention nuclear reactor accidents, you’d probably think of Three Mile Island, Fukushima, or maybe Chernobyl (or, now, Chornobyl). But there have been others that, for whatever reason, ...

Once a government-led pursuit, nuclear fusion is now a private-capital race, much of it financed by the same people building ...

The lab where Oppenheimer developed the atomic bomb is the linchpin in the United States’ effort to modernize its nuclear ...

The National Nuclear Security Administration will submit a cradle to grave plan for hazardous waste generated by plutonium ...

Russian President Vladimir Putin signed a law formally withdrawing from the Plutonium Management and Disposition Agreement ...

In the deal being discussed, North Korea would finish disabling its nuclear reactor and provide a full accounting of its plutonium stockpile, the officials said. In an addendum to ...

WASHINGTON (Reuters) -The U.S. Department of Energy expects to begin announcing by December 31 which companies will take ...

This is really a historic breakthrough. After decades of effort, we are officially turning nuclear waste into glass at ...

The New York Yankees may be looking for a younger option within their infield, and could even turn to Ben Rice to be that player. But if not, they have a fallback option that was with them in 2025, ...