The mind-bending concept of time dilation results from a seemingly harmless assumption—that the speed of light is the same for all observers.

Radar, which stands for radio detection and ranging, operates by transmitting radio waves and analyzing their reflection off ...

This paper presents a side-looking single-beam microwave vehicle detector (VD) system for estimation of per-vehicle speed and length. The proposed VD system is equipped with a 2-D range Doppler ...

Lakeland officials have approved spending more than $380,000 to add speed-detection cameras in school zones, more red-light cameras and surveillance to the city's streets.

City commissioners agreed to purchase speed cameras for 14 school zones, add eight more red-light cameras and buy more license plate readers.

In the market for a radar detector? Check out AutoGuide.com's picks of the best radar detectors to help narrow down your search. See the full list here.

Download this Radar Detection Icon Outline Isolated Logo Symbol Mark vector illustration now. And search more of iStock's library of royalty-free vector art that features Broadcasting graphics ...

Waymo's robotaxis are equipped with five lidars, six radar sensors, and 29 cameras. Waymo says lidar and radar help the robotaxi detect pedestrians before cameras can. The company showed how ...

A radar system that can track missiles flying five times the speed of sound has been delivered to the U.S. military, marking a major upgrade to one of the its most essential missile defense systems.

Dearborn city leaders install more speed radars Driving around Dearborn, you'll notice new speed radar boxes all over the city. The pilot program started late last year, and the city now has about ...

Citations will soon be issued for speeding drivers who are caught speeding by radar cameras in Greeley.