In New South Wales, Australia, where Mr. Wilson lives, QR codes for tracking pandemic behavior are posted at restaurants and retail stores. However, if you print the 'File that describes the QR code ...

Nowadays, you can find QR (quick-response) codes on everything. These odd-looking, black-and-white, pixelated designs were originally used by the automotive industry, but today they are most often ...

Did you ever watch Star Wars and wondered how people understood what R2D2 was saying? Maybe [Luke Skywalker] would enjoy learning to decode QR Codes by hand, too. While it might not be very practical, ...

Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...

Planning a weekend road trip or a cross-country flight? Get ready to encounter to a new, no-touch normal filled with lots of QR codes. During the coronavirus pandemic, businesses big and small are ...

QR codes, which can be easily read with a smartphone camera, are used in various areas of daily life, such as as links to websites and for cashless payments. A page has been published that provides an ...

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you’re ...