The Quick Response code (or QR code) was introduced in 1994, but it never really took off in the US until decades later when the pandemic created a need for a quick, easy, and (most importantly) touch ...

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.

The Quick Response code, more popularly referred to as a QR code, has really taken off in recent years, and it's easy to see why. Though COVID-19 helped mainstream it, these codes make sharing ...