Modern smartphones are packed with a wide range of sensors, and their magnetometer can successfully identify certain kinds of ...

We spent weeks testing the best metal detectors on the market. Here are our top six picks. Purchasing one of the best metal ...

A radar detector can help you evade police who are actively looking for speeders. And thanks to a slew of modern features, the best radar detectors, like our top pick, the Uniden R8, can also improve ...

This article was updated with new information in December 2025. Nothing ruins a spirited drive like the sudden strobe of red and blue in the rearview mirror. We've all been there, and it never feels ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Properly installed smoke ...

A research team from Osaka Metropolitan University proposed using a current-biased kinetic inductance detector with submicron ...