QR codes are everywhere, tantalizing us with hidden information. Of course, a few of them are portals to malware or other uncool business, so it's not a good idea to just scan them all and hope for ...

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 ...

The QR code is part of a broader Israeli public-diplomacy push in New York this week. Dozens of billboard trucks and digital screens near the UN headquarters. Prime Minister Benjamin Netanyahu opened ...

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