Researchers have created an optical lens that can be placed on an inexpensive smartphone to magnify images by a magnitude of 120, all for just 3 cents a lens. Researchers at the University of Houston ...

Researchers in Australia have invented a new kind of optical lens that could be combined with a smartphone camera to create a microscope for diagnosing skin cancer or identifying agricultural pests.

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