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.

With the digital world becoming more interactive and integrated, QR codes have become a common feature in daily activities. A QR code (Quick Response code) is a type of barcode that contains ...

Quick Response codes (a.k.a QR codes) have been around for years — as far back as 1994, in fact — and have become fairly common at this point. The little square-shaped, pixelated-looking barcodes seem ...

You've likely seen at least one QR code today. They're found on product packaging, in restaurants, and at gas stations. They look like this: QR stands for "quick ...

QR codes — which were invented in 1994 by an automotive company to track car components — became highly popular for their ability to store large amounts of data but are also highly susceptible to ...

Maybe you’ve been nervously carrying your COVID-19 vaccine card for months, worried you'll lose it. Maybe you’ve already misplaced it and had to request a new one. Worries and hassle, be gone: you can ...