Can't resist turning your stereo up to 11? Lucky for you, scientists have succeeded in regenerating the tiny hairs in ears that allow hearing. Well, at least they've done it in mice. After deafening the tiny creatures with loud noises, researchers at Massachusetts Eye and Ear and Harvard Medical School injected a drug that tricked damaged sound-sensing cells into regrowing. They restored enough hearing for the mice to detect loud noises like a car door slamming, but probably not the soft steps of a prowling pussy cat. But before you blast another Lady Gaga song, please note that scientists are still a long way from treating humans. [Source]
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