Add Yahoo as a preferred source to see more of our stories on Google. The Department of Energy said Friday low-altitude helicopter flights to measure background radiation will be conducted over New ...

Add Yahoo as a preferred source to see more of our stories on Google. Over the next several days you may see a helicopter hovering over downtown Milwaukee measuring "background radiation". Officials ...

If you're in the San Francisco Bay Area this week and see a helicopter skimming the rooftops, don't panic - it's just the feds on a routine patrol of the city. They aren't looking for trouble; they're ...

LOS ANGELES (CBSLA) — Authorities are completing background radiation measurements over Southern California as part of the security precautions being put in place ahead of the Super Bowl. According to ...

BOSTON (STATE HOUSE NEWS SERVICE) – A helicopter equipped with radiation-sensing technology will make several low passes over the Boston Marathon route later this week to measure naturally occurring ...

Jan. 31 (UPI) --The Department of Energy said Friday low-altitude helicopter flights to measure background radiation will be done over New Orleans Feb. 2 through Feb. 6 as part of security precautions ...