SALT LAKE CITY — You’ve heard of phishing, which is when scammers send emails or text messages in an attempt to steal personal information, hoping you’ll click a tainted link. Quishing is just that, ...

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 ...

You don't happen to have a microscopic phone camera yet, do you?

For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each other in a bid to create the smallest QR code that can be reliably read.

Historically, QR codes were used for temporary promotions. Today, they are embedded into signage designed to remain in place for years. In sectors such as property, retail, hospitality, education, and ...

Just how small can a QR code be? Small enough that it can only be recognized with an electron microscope. A research team at TU Wien, working together with the data storage technology company Cerabyte ...