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Scientists Discover the Earliest Evidence of Drug Use in Really Old Teeth

A hunter-gatherer who lived in Indonesia as early as 25,000 years ago may have regularly sucked on betel nuts to release their psychoactive properties.
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A Newer Kind of Gene Editing Promises to Edit β€˜Nurture’ Over β€˜Nature’

Traditional gene editing rewrites DNA. But a new approach, called epigenome editing, aims to treat the molecular scars we collect throughout our lives.
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