Tri-Cities workers produced plutonium that powered the last atomic bomb 80 years ago. Relief in Tri-Cities that war ended without further lives lost; immense suffering in Japan Peace ceremonies in ...

Nuclear bombs do not rely on size, they rely on physics. Here is how chain reactions and hydrogen bombs unleash power on a ...

This week marks 80 years since the US dropped atomic bombs on Hiroshima and Nagasaki — killing an estimated 200,000 people. Historian Garrett Graff’s new book “The Devil Reached Toward the Sky” draws ...

SEATTLE — For much of the 20th century, a sprawling complex in the desert of southeastern Washington state turned out most of the plutonium used in the nation’s nuclear arsenal, from the first atomic ...

SEATTLE — For much of the 20th century, a sprawling complex in the desert of southeastern Washington state turned out most of the plutonium used in the nation’s nuclear arsenal, from the first atomic ...

An atomic bomb test at Bikini Lagoon. Marshall Islands, July 1946. Today is the 80th anniversary of the bombing of Hiroshima and the first use of an atomic bomb in war, in this case by the United ...

The first reports were met with disbelief. A single bomb with the explosive force to level a city; a bomb, detonated with such intensity it burned as bright as — maybe, even brighter than — the sun.

Hundreds of Allied prisoners of war were held in Japanese camps in Nagasaki when the U.S. dropped an atomic bomb 80 years ago ...

Half a world apart, the Tri-Cities in Washington and Nagasaki in Japan are linked forever by the birth of the Atomic Age. In the community that became the Tri-Cities, workers raced during World War II ...

FILE - A caution sign is shown on a road on the Hanford Nuclear Reservation on June 2, 2022, in Richland, Wash. (AP Photo/Ted S. Warren, File) SEATTLE (AP) — For much of the 20th century, a sprawling ...