The Foldscope brings a powerful science tool to schools that can’t afford microscopes. Scientists use it too. Its creators ...

Half of this is blue (that's the front portion ... with a few deft folds. Microscopes were expensive, and not all schools could afford a well-equipped lab. "Growing up, I knew that the spirit ...

Half of this is blue (that's the front ... microscope," he says. "None of us could because we just hadn't seen one." Microscopes were expensive, and not all schools could afford a well-equipped lab.

Half of this is blue (that's the front portion) and the other half ... a kit and can be assembled with a few deft folds. Microscopes were expensive, and not all schools could afford a well-equipped ...