Watch this tiny robot crawl through a wet stomach - https://techcrunch.com/2018/09/26/watch-this-tiny-robot-crawl-through-a-wet-stomach/

While this video shows a tiny robot from the City University of Hong Kong doing what amounts to a mitzvah, we can all imagine a future in which this little fellow could stab you in the kishkes. This wild little robot uses electromagnetic force to swim or flop back and forth to pull itself forward […


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