Robotics
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Cell-sized robots can sense their environment
Made of electronic circuits coupled to minute particles, the devices could flow through intestines or pipelines to detect problems.
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Giving robots a sense of touch
GelSight technology lets robots gauge objects’ hardness and manipulate small tools.
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Toward printable, sensor-laden “skin” for robots
New 3-D-printed device mimics the goldbug beetle, which changes color when prodded.