A team of students at the Johns Hopkins University’s Whiting School of Engineering has designed for NASA a new stethoscope that delivers accurate heart- and body-sounds to medics who are trying to assess astronauts’ health on long missions in noisy spacecraft.
Space is serene, because no air means no sound. But inside the average spacecraft, with its whirring fans, humming computers and buzzing instruments, is about as raucous as a party filled with laughing, talking people.
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