July 08, 2021
Rose
Dolphins do it underwater and bats tap into this in darkness to find their way. Some people who are blind already use it and scientists say it is only a matter of time before more people learn how.
from WebMD Health https://ift.tt/2VsiMXr
July 08, 2021
Rose
Healthy Living, WebMD Health
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from WebMD Health https://ift.tt/2VsiMXr
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