Las Vegas residents are likely to see a low and slow-flying helicopter over the valley on Sunday and Tuesday. The U.S. Department of Energy’s National Nuclear Security Administration will conduct ...

MILWAUKEE - A helicopter was flown low over downtown Milwaukee on Tuesday, July 9. Now, officials have confirmed it has to do with security and safety for the Republican National Convention. The U.S.

As is practice with major Las Vegas events, the Department of Energy and National Nuclear Security Administration will begin helicopter radiological surveys Tuesday and Wednesday in advance of the Las ...

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 ...

The Department of Energy said Friday low-altitude helicopter flights to measure background radiation will be conducted over New Orleans Feb. 2 through Feb. 6 as part of security precautions for the ...

The city of Tukwila wants everyone to know the state will be measuring background radiation levels by helicopter Monday: Lessons from the nuclear incidents in Fukushima, Japan show the value of a ...

PHOENIX - Ahead of the Super Bowl game, Federal officials flew a helicopter low to the ground for hours in the Phoenix area, and officials say it's all about public safety. The flight can be heard by ...

The National Nuclear Security Administration is flying helicopters at low altitudes over the District this week and next in preparation for next month’s inauguration. But the flights are not part of a ...

Lessons from the nuclear incidents in Fukushima, Japan show the value of a local project to measure background radiation levels in several parts of the state. A low-flying helicopter will gather ...

If you see a low-flying helicopter hovering above the route of the Boston Marathon, there’s no need to worry. Authorities said low-altitude helicopter flights will be conducted Wednesday through ...

Background radiation is the invisible radiation that is always present in our environment. It comes from a variety of sources, both natural and man-made. Natural sources include cosmic rays from space ...