A 58-year-old man who has been blind for years now sees well enough to make out shapes, including the white lines of a crosswalk. The advancement comes thanks to a technology called “optogenetics,” a ...
What the scientists had was a lab version of The Dog That Didn’t Bark — or, if Sherlock Holmes were chronicling the experiment, The Mice That Didn’t Freeze. One at a time, the 20 mice went into a ...
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