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The Conversation USA

Ancient teeth reveal clues to the environment humans’ early ancestors evolved in millions of years ago

  • Written by Zelalem Bedaso, Associate Professor of Earth and Environmental Geosciences, University of Dayton
imageChemicals in your tooth enamel record evidence of your diet that can last millions of years.Zelalem Bedaso

Teeth are like tiny biological time capsules. They tell stories about ancient diets and environments long after their owners have died and landscapes have changed.

After bones break down, tooth enamel stays hard and unchanged, even in...

Read more: Ancient teeth reveal clues to the environment humans’ early ancestors evolved in millions of years...

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