A new study has revealed that teeth, as we know them today, didn’t evolve for chewing or biting, but for sensing the environment around ancient fish. This discovery pushes the timeline of vertebrate ...
Show the zoologist Bill Schutt what your mouth looks like, and he’ll tell you who you are. By Sam Kean Sam Kean is the author of six books on science history, including “The Icepick Surgeon” and “The ...
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