Since most people are carrying a camera-equipped computer in their pockets these days, QR codes can be a great way to easily share short snippets of information. You can put one on your business card ...

Quick Response (QR) codes may be used to securely display 3D images on your phone, even without involving the often-untrustworthy internet, scientists say. "We have developed a method of using QR ...

3D printing is extremely practical when you want to produce small quantities of customized components. However, this technology has always had one major problem: 3D printers can only process a single ...