Related topics: dinosaurs · fossil

Ongoing evolution among modern humans

(PhysOrg.com) -- It has long been the common perception that once modern humans appeared more than 50,000 years ago, little has changed in human biology.

'Jaws' may help humans grow new teeth, shark study suggests

A new insight into how sharks regenerate their teeth, which may pave the way for the development of therapies to help humans with tooth loss, has been discovered by scientists at the University of Sheffield.

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