For such reasons, LIDAR speed guns have been replacing radar counterparts. The name is short for ‘light detection and ranging’. LIDAR uses laser light instead of radio waves; the gun’s ...

Sydney highway patrol officer David Romeike has clocked thousands of speeding vehicles, but setting his handheld speed gun on ...

Today, the electromagnetic space is much more complicated: Different types of signals are broadcast straight across the electromagnetic spectrum, from radar to ... anti-drone gun, like the EDM4S.

Tucked away in the recesses CES 2025’s Eureka Hall startup showcase, CaiqueTech showed off a novel take on the tried-and-true ...

Researchers showed that their new hyperspectral Raman imaging lidar system can detect and identify various types of plastics from 6 meters away. The plastic sample they tested (pictured) has a ...

But mass shootings remain a rare occurrence. Only a small fraction of the nation’s nearly 130,000 schools report gun incidents each year. By Troy Closson Gun violence on school grounds has seen ...

And so when we’re running about 100 guns, we’ll be running all six pumps ... to cover the core trails with snowcats. A new piece of Lidar technology has made it easier for the groomers ...

Part of the gun that the police believe was used to kill the C.E.O. of UnitedHealthcare was made by a 3D printer using a popular design found online. By Thomas Gibbons-Neff and Aric Toler At first ...

For decades, America's detectives have made breakthroughs in crime using gun traces. A homicide investigator typically uses ballistics and serial numbers of weapons checked via a vast network of ...

Luigi Mangione, who has been charged with murder in the shooting death of UnitedHealthcare CEO Brian Thompson, apparently had a ghost gun, a type of firearm that can be made at home, police said ...

At least 277 people have been killed since 2000 by shooters who believed the gun in their hands was unloaded because the magazine was removed. This article is part of “Under the Gun,” a series ...