Add Yahoo as a preferred source to see more of our stories on Google. 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: ...

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.

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In iOS 11, the native camera app includes functionality that allows you to scan QR codes and access QR code content like URLs without having to download a third-party app. Open the Camera app on the ...

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 ...

Your smartphone is full of surprises. There's an app if you want to use your phone as a magnifying glass or scanner. Tap or click here for hidden apps on your smartphone and how to find them.

With Quick Response (QR) codes, sharing and getting information has never been so quick and easy. There are tons of generator apps and tools out there that you can use to create a QR code for ...