You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...

Two-dimensional barcodes called Quick Response codes, or QR codes for short, are used to store data that devices can read. While QR codes are popularly scanned via smartphones, what if you want to ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone. It ...

Posts from this topic will be added to your daily email digest and your homepage feed. You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do ...