QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account information, phone numbers, or even coupons. QR codes are found everywhere ...

You’ve scanned them on menus, packages, tickets, and more — but how do QR codes actually work? In this video, we break down the technology behind those mysterious black-and-white squares. Learn how QR ...

But your phone can read QR codes in two directions: top to bottom, and left to right. This means these patterns can contain significantly more information—just about any type of data ...

This usually happens when the QR code itself is of poor image quality, or if it has been printed on surfaces that are not flat -- deformed or with irregularities of unknown pattern -- such as the ...

Elise Vens, Emmet Lowry and Nathan Gaborieau are the young entrepreneurs behind Ecode, a QR code-based system aimed ... interest in sustainable consumption patterns, including recycling, reselling ...