The United States is preparing to mine a rare nuclear resource from some of its most dangerous Cold War legacies, turning ...

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

The free talk should be of interest to history buffs, science enthusiasts and those curious about the Hanford site’s legacy.

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

At the height of World War II, Klaus Fuchs, a brilliant British physicist working on the Manhattan Project, secretly passed ...

Wash., used her powerful position in Congress to help Tri-Cities science, environmental and historical projects.

China is rapidly overhauling a network of secret facilities used to manufacture warhead components as it expands its nuclear stockpile faster than any other country, according to an analysis of ...

In late November, international media outlets reported that India and Canada were close to finalizing the 10-year uranium ...