QR or Quick Response codes are one of the most popular ways to access information on the go. Invented in 1994 and once considered the wave of the future, part of the QR code revival that started in ...

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

Written by Ron Lyons, Jr. If you're vigilant, you can find QR codes everywhere. These black-and-white squares tie the real world to the internet, and scanning them gives you quick access to ID cards, ...

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using iPhone or Androids.

We live in a world where everything is becoming more digital by the day, and many people have started using QR codes to store data and URLs. The codes from QR are essentially groups of black and white ...