Plus, a paper cut is not a clean cut. If you look at the edge of paper under a microscope you'll see it's jagged, sort of like shark teeth. This leads to messier, more painful wounds. Lastly ...

So in 2014 he created a paper microscope, aptly named the Foldscope, that costs only 50 cents to produce. Though microscopes might seem like a mundane piece of equipment, they remain an integral ...