With this simple circuit, you will have a strobe navigation light system with LEDs in your rc model aircraft or you can use ...

Tests of three new weather sirens near Arlington high schools will be taking place this Friday. The sirens — located at athletic fields at Wakefield, Washington-Liberty and Yorktown high schools — ...

The Kalispell Parks and Recreation Department has installed a detection system at the Woodland Water Park that warns swimmers of nearby lightning strikes. The iStrike Lightning Siren System is ...

The crackdown comes amid NTSA's tightened scrutiny on drivers who have been caught in the past few days flouting traffic ...