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June 10, 2015 12:38 pm GMT

Nanometer-Sized Robots Can Now Take Colon Biopsies

Screen Shot 2015-06-10 at 8.08.42 AMResearchers have invented a non-invasive way for thousands of nanometer sized robots to perform tissue biopsies.Developed by Professor David Gracias at Johns Hopkins University, these starfish shaped robotsare able to enter the body, collect a minuscule tissue sample, then be extracted by a doctor. These tiny devices are made of materials that react to things like temperature, pH level,… Read More

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