The Foldscope brings a powerful science tool to schools that can't afford microscopes. Scientists use it too. Its creators have handed out 2... Eight-year-old S. Hariraj is a Foldscope devotee. He's ...

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 ...