With no radar at the Butte airport, a pilot approaching would normally switch to a radio frequency used by aircraft coming in and out of Butte to find out if there were any other...

THE CANADIAN PRESS TORONTO - Sirit Inc. (TSX: SI), a Toronto-based provider of radio frequency identification technology used in electronic toll highways and other...

The air-security authority says the low-level radio frequency wave emitted by the body scanner meets Canadian health-and-safety standards. Data from the Kelowna pilot project...