TED-Ed

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

2023 • E35    May 2, 2023    5m
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.

Lesson by G. Richard Scott, directed by Igor Coric, Artrake Studio.

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