Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Quick Response (QR) codes were popular before the COVID-19 pandemic ...

Cybersecurity experts are warning about scammers using QR codes to take advantage of unsuspecting victims. What is a QR code?

Massachusetts on Monday launched an online website where residents can obtain a QR code to show proof that they have been vaccinated against COVID-19. The QR code can be scanned at various ...

This story originally featured on Popular Science. Quick Response or QR codes were popular even before the coronavirus pandemic, but now they’re everywhere: from restaurant menus and tickets, to ...

Maybe you’ve been nervously carrying your COVID-19 vaccine card for months, worried you'll lose it. Maybe you’ve already misplaced it and had to request a new one. Worries and hassle, be gone: you can ...

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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.

The last two years have been something of a renaissance for QR codes in the United States. Brands across industries were forced to embrace them to deliver products and services in contact-free ways.

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have. When he's not testing the latest phones or phone cameras, Andrew can normally be found ...

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 ...