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 ...

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.

If you've ever struggled to get your hand steady enough to scan a QR code while on the go, you should try catching one made by the research team at TU Wien in Vienna, Austria. They have recently ...

Yes, they were brutal. They also had women leaders, coveted luxury, and encountered more than 50 cultures from Afghanistan to ...