After decades of delays, workers at the Hanford nuclear site this October finally began treatment of the 56 million gallons ...

When visiting the towns of Kennewick, Pasco, and Richland, remnants of the war are clear as the legacy of the atomic bomb ...

RICHLAND -- Nuclear archaeology has solved the mystery of a jug of plutonium that was found sealed inside a safe dug up as workers cleaned up an early Hanford burial ground. Science showed the ...

The Hanford Site is the most polluted area in the US, though cleanup started decades ago. Estimates say it will take decades more and up to $640 billion to finish the job. The site just received ...

Energy Secretary Chris Wright saw the Hanford vitrification plant in action in his first visit to the nuclear cleanup site in Eastern Washington on Friday. After more than 23 years of on-and-off ...

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 ...

Editor’s note: On Oct. 16, 2024, about 100 Tri-Cities area leaders and people who worked to preserve Hanford’s historic B Reactor as part of the Manhattan Project National Historical Park gathered at ...

A settlement involving the safety of workers at the Hanford nuclear site is what Washington state Attorney General Bob Ferguson called a "historic victory" Wednesday. Ferguson says a 2015 lawsuit ...

YAKIMA -- For four decades, the Hanford Nuclear Reservation made plutonium for the nation's nuclear weapons arsenal, including the atomic bomb that devastated Nagasaki in World War II. Now, more than ...

High risk demolition of a radioactively contaminated plant at Hanford could restart in a week, nearly two years after a stop-work order was issued. It will be the first work on the most contaminated ...