It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the already-magnified image, and so on until it reaches the eye ...

A microscope that cost less than £50 and took under 3 hours to build using a common 3D printer could be transformative for ...

Scientists have built a new kind of microscope that lets them see something they haven't been able to before: exactly how heat moves through thermoelectric materials. That might sound niche, but it is ...