The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

Discover the old-school supermarket chain where the first barcode was scanned -- and how that single moment revolutionized retail and other industries.

Early airport body scanners were far more revealing than most travellers realised. In the early 2010s, Rapiscan X-ray machines produced highly detailed, near-nude images that sparked outrage and were ...

At PCMag, my focus is on printers and scanners. I started out way back in 1988 at Compute!, which still had a section of the magazine devoted to type-in programs. Since then, I’ve written more than ...

Mitchell Grant is a self-taught investor with over 5 years of experience as a financial trader. He is a financial content strategist and creative content editor. David Kindness is a Certified Public ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Tucson Police Wednesday are rolling out their newest crime fighting tool: cameras that automatically read license plates as officers patrol city streets. The Automated License Plate Recognition system ...

If you’ve ever shuffled through an airport body scanner wondering how much the machine can actually see, you’re not alone. For a while, the answer was: far more than most travellers realised. And that ...

Learn how to scan QR codes on Android with ease using your camera app. Simple steps to get you started quickly.

Unless you’ve sought out an alternative, the default SMS app on your Android device is probably called Messages, with two blue speech bubbles overlapping on a white background. This is Google Messages ...