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 ...

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 ...

In 1986, an experiment conceived by an Appleton high school student resulted in the first and only paper ever made in space. The experiment, flown on the space shuttle Columbia, tested if paper made ...