QR codes are widely used in entry and exit systems for various events to monitor the number of participants and ensure that ...

Manor, Texas, isn't notable for much, except that it's where the famous movie What's Eating Gilbert Grape was filmed. But don't be fooled by pickup trucks and cow pastures. The city of 5,000 people is ...

Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...

Contractors are losing out big-time on efficiencies that would benefit projects because they aren’t tapping into 95% of the information that BIM can provide. That’s the assessment of Tessa Lau, one of ...

A University of Minnesota forestry class is using QR codes to combine technology with nature. Students labeled trees around the St. Paul campus Thursday as part of a research project for their ...

Researchers at TU Wien in Vienna have created a QR code so small it can only be read with an electron microscope. The code measures roughly 1.98 square micrometers, with individual pixels about 49 ...

What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...