Video shows the moment a historic exhaust stack came crashing down at Washington's decommissioned nuclear production site. The 175-foot-tall concrete exhaust stack was at Hanford's former K West ...

Add Yahoo as a preferred source to see more of our stories on Google. The 175-foot-tall concrete exhaust stack at the Hanford nuclear site's defunct K West Reactor came crashing down Friday afternoon.

The first highly radioactive capsules of cesium stored underwater in an aging pool at the Hanford nuclear site in Eastern Washington were transferred this week to safer dry storage. "This is a ...

As much as $589 billion will be needed to finish environmental cleanup and some monitoring at the Hanford nuclear site in Eastern Washington, but there is some good news there. Three years ago, the ...

The 175-foot-tall concrete exhaust stack at the Hanford nuclear site's defunct K West Reactor came crashing down Friday afternoon. "Okay, here we go," came the announcement and then a countdown ...