QR codes–square, dot-matrix variants of the venerable UPC–are becoming an increasingly popular way to share information such as URLs, contact details, GPS coordinates, and calendar events. The idea is ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Scan QR codes faster with these tips. Image: D. Griffin Jones/Cult of Mac You can scan a QR code directly from your iPhone — you don’t need to download a third ...

While QR codes haven’t taken off as some might’ve hoped or wanted, nonetheless they’re still somewhat present in the real world and aren’t completely dead. Luckily, with iOS 11, Apple has added ...