Neurotechnology raises many high-stakes ethical questions. Setting ground rules could help protect workers and ensure that tasks are adapted to the person, rather than the other way around.
A nasal spray that contains esketamine — a potent derivative of ketamine — can now be taken on its own to treat adults with severe depression, the FDA says. Here's what that means.
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A mechanism that activates specific muscles in our ears is a leftover from our evolutionary past, back when our ancestors depended more on their hearing for survival.