Eight-year-old S. Hariraj is a Foldscope devotee. He's used it to look at the milk from the cows his parents raise. Though the milk looks creamy, the Foldscope reveals a world of microorganisms. "It ...

A cheap, rugged microscope made of paper that performs as well as many commercial research microscopes could soon be yours. The Foldscope can be assembled by punching out parts and folding them from a ...

Students at Eden School in northern India prepare specimens they've collected to examine in the Foldscope. The paper microscope, invented a decade ago, is given for free for schools in lower resource ...