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Why do we have crooked teeth when our ancestors didn’t? - G. Richard Scott

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According to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental dilemmas that fuel the demand for braces and wisdom teeth extractions today appear to be recent developments. So, what happened? While it’s nearly impossible to know for sure, scientists have a hypothesis. G. Richard Scott shares the prevailing theory on crooked teeth.

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TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Educator G. Richard Scott
  • Director Igor Coric, Artrake Studio
  • Narrator Addison Anderson
  • Music Salil Bhayani, cAMP Studio
  • Sound Designer Nirana Singh, cAMP Studio

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