Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

Remember when we transitioned from calling it "surfing the internet" to "Googling"? It was one of those moments when technology became so ingrained in our lives that it became a verb. "QR-ing" may be ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The pandemic and our desire to minimize contact with objects and ...