Workers at the Hanford nuclear site were ordered to take cover on Friday after a large holding tank with ammonia vapor was discovered to be leaking near the vitrification plant in the 200 East Area ...

Satellite images taken in June show what appear to be floating salvage cranes A Chinese nuclear-powered attack submarine sank in its dock earlier this year while under construction, in a major ...

Workers in part of the center of the Hanford nuclear site were ordered to take cover indoors at 4:50 p.m. Friday. A large ...

According to the DOE, the alert and "take cover" orders have been lifted as of 6:39 p.m. and the leak has been isolated and ...