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 ...

Stanford University's Manu Prakash is looking to give away 10,000 Foldscopes to field testers with interesting ideas for how to use the 50-cent gadget. Michelle Starr is CNET's science editor, and she ...