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 ...

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

QR codes are used for everything from opening a restaurant menu to making payments: just point your camera at the QR code, and your phone will automatically open the relevant page. But what happens ...

What is a QR code? A QR code is a kind of square-shaped barcode that stores information. QR stands for Quick Response. With your mobile phone, you can scan them and thus access the information they ...