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Articles on Teeth

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Eating nitrate rich vegetables like lettuce and spinach could hold the key to better oral health. BSIP/Universal Images Group via Getty Images

Eating leafy greens could be better for oral health than using mouthwash

Want to improve oral health? Channel your inner Popeye and eat plenty of leafy greens – a nitrate rich diet could help prevent dental issues before they begin.
A full set is two on the top and two on the bottom. Sebastian Kaulitzki/Science Photo Library via Getty Images

Why do people have wisdom teeth?

Two dental experts explain that these furthest-back molars may be a not-so-necessary leftover from early human evolution.
It wasn’t flying that gave birds the advantage. Corey Ford/Stocktrek Images via Getty Images

How did birds survive while dinosaurs went extinct?

Birds and dinosaurs lived together for millions of years, but only toothless birds survived the asteroid impact that upended life on Earth.
Any hominid fossil find with molar teeth can be plugged into a new equation that reveals its species’ prenatal growth rate. Gil Cohen-Magen/AFP via Getty Images

Fossil teeth reveal how brains developed in utero over millions of years of human evolution – new research

Using a new equation based on today’s primates, scientists can take a few molar teeth from an extinct fossil species and reconstruct exactly how fast their offspring grew during gestation.

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