QR codes. For many of us, they’re synonymous with a) the pandemic, b) the ongoing lack of actual menus in bars and restaurants, and c) the fact that the world is now just that little bit more tiresome ...

Scientists have created a microscopic QR code so tiny it can only be seen with an electron microscope—smaller than most bacteria and now officially a world record. But this isn’t just about size; it’s ...

Scientists have created a QR code that is smaller than most bacteria, offering a novel way to store data. Using beams of ...

Perovskite solar cells shouldn’t work as well as they do—but they do. Scientists have now discovered that defects inside the material actually help, creating networks that separate and guide electric ...

To overcome the difficulties of 3D printing metal in such a constricted environment, engineers at Airbus, who worked with experts at the University of Cranfield and CNES, France’s space agency, ...

Heat has always been the quiet enemy inside electronics. Once temperatures climb much past 200 degrees Celsius, the memory ...

To simulate the Earth, he suggests that it would be necessary to convert the entire stellar mass of a globular cluster into ...

A certificate-based, tamper-proof system can stifle growing grey-market and counterfeit problems. But it requires investment ...

Physicists at the University of Warsaw have generated a miniature “laser tornado” inside nanoscale structures by engineering ...

While probing single molecules or atoms typically requires liquid helium—a costly resource—to build a stable environment, a new development from a joint Chinese research team changes the game. By ...

Grab your lab coat, or at least pretend you have one, and prepare to zoom way, way in because we’re about to explore a world ...