The US nuclear facility at Hanford, which turns radioactive waste into glass as part of its cleanup efforts, received a record $3.2 billion budget for 2026. This is the largest Congressional funding ...

Alarmingly high levels of plutonium-239 have been detected at the long troubled former Hunters Point Shipyard, prompting the San Francisco Department of Public Health to warn community groups about ...

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

The Department of Energy’s National Nuclear Security Administration recently retracted its intention to publish a draft environmental report for public comment about increasing the amount of fissile ...

The skin of two workers in Los Alamos National Laboratory’s plutonium facility were contaminated in late November, according to a Dec. 5 Defense Nuclear Facilities Safety Board report. On Nov. 21, a ...

Editor’s Note: An earlier version of this report stated this was the first time a worker who had inhaled plutonium was speaking publicly. Since then, we have learned that the Seattle Times spoke with ...

Beijing releases 30-page report that includes a call for international community to ‘take concrete and strong measures’ ...

A pair of lawmakers exhorted the Energy Department's top official to consider reining in a major nuclear arsenal modernization program amid long-running concerns over its cost and schedule performance ...

LOS ALAMOS — A sphere of plutonium the size of a grapefruit contains enough energy to erase an entire city from existence. That single fact explains why nuclear weapons remain humanity’s most feared ...

VIENNA, Sept 2 (Reuters) - There is no sign North Korea reprocessed spent fuel from its main nuclear reactor into plutonium in the past year, but it seems to have continued to enrich uranium, the ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...