tooth

  • When mammals were like lounge lizards

    Tiny teeth reveal a more reptilian pace of life.

    The first mammals were rather reptilian in their ways, leading less active but much longer lives than now, a new stud...

    Animals October 13, 2020
  • Inside a dinosaur’s tooth

    Close-up photography reveals exquisite adaption to diet.

    Taken under cross-polarised light, this is an image of wavy enamel on the tooth of a dinosaur known as Changchunsauru...

    Palaeontology November 7, 2018
  • Engineers drill into tooth enamel structure

    The hard outer layer of human teeth is magnesium-rich.

    Few people enjoy going to the dentist. New research into the nano structure of human tooth enamel could help develop ...

    Biology September 7, 2016
  • Clues in a Neanderthal's milk tooth

    Renaud Joannes-Boyau describes his research and why it matters.

    We may have deciphered their DNA but much of Neanderthal life remains a fascinating mystery. New research on an eight...

    Archaeology April 13, 2015
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