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Q&A: Nanobots could explore human cells – but their size is an engineering challenge
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Q&A: Nanobots could explore human cells – but their size is an engineering challenge

Scientists are developing virus-sized robots that could defuse blood clots, explore human cells or even scrub water of impurities. Image credit: Pixabay (Free Pixabay license) But as these inventions get smaller, the laws of motion that govern these machines are not very intuitive, so researchers are drawing inspiration from nature, says Brad Nelson, professor of robotics at...