The National Nuclear Security Administration said it's part of normal protocol.
Low, looping passes by a radiation-detecting aircraft over the San Francisco Bay Area have rattled residents already on edge ...
CHARLESTON, S.C. (WCBD) – Lowcountry residents can expect to see low-flying aircraft in February, surveying a specific bird ...
A low-flying NNSA helicopter is flying over the San Francisco Bay Area to measure background radiation levels ahead of Super ...