The future of at least one of the U.S. LIGO observatories is in jeopardy as deep cuts to science programs are proposed by the ...

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through Earth from the most massive collision of black holes ever observed, a ...

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through ...

The Trump administration has proposed closing either the LIGO Hanford observatory in WA or its twin in Louisiana.

The federal government’s program that gives payments to people sickened by nuclear weapons testing could be reauthorized and expanded.

Experts have said the Hanford Site in Washington is an underground Chernobyl waiting to happen. Here's what the most toxic area in America is like.

We sit down with a Pacific Northwest National Lab scientist researching how glass can be used to safely bind up Hanford radioactive waste.

On August 30, 1976, Harold McCluskey, a chemical operator at the Hanford nuclear weapons plant, survived what is considered one of the highest doses of radiation exposure ever recorded. The ...

SPOKANE -- A landmark study that estimated radiation doses to the public from emissions from the Hanford Nuclear Reservation was conducted in part to defend the federal government from lawsuits, a ...

The federal government is moving forward with the “cocooning” of eight plutonium production reactors at Hanford that will place them in a state of long-term storage to allow radiation inside ...

The “Fat Man” bomb fueled by Hanford plutonium that leveled Nagasaki and ended World War II was only the opening salvo in Hanford’s lengthy and controversial nuclear mission.