An engineer at Stanford University has created a DIY microscope, called the Foldscope, that is fashioned out of a single piece of printed-and-folded A4 paper, origami-style. This paper-based ...
Antoni van Leeuwenhoek had what some might consider an unusual hobby for a Dutch cloth merchant in the 17th century: making simple but exquisite microscopes. His hometown of Delft in the Netherlands ...
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