For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use—people cleaning their teeth with sticks or fibers, or easing gum pain with makeshift "toothpicks." ...

It’s not surprising that many people fear the dentist. Replacing a tooth often requires invasive surgery and implanting a titanium screw into a patient’s jawbone, then waiting months for that to ...

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Losing teeth has meant artificial replacements for centuries. Japanese researchers at Kyoto University Hospital are changing that with human trials of a drug that regrows natural teeth. By 2030, ...