Tag: Molar

  • Nation & World

    Watching teeth grow

    For more than two decades, scientists have relied on studies linking tooth development in juvenile primates with their weaning as a rough proxy for understanding similar landmarks in the evolution of early humans. New research from Harvard, however, challenges that thinking by showing that tooth development and weaning aren’t as closely related as previously thought.

    6 minutes
  • Nation & World

    The efficient caveman cook

    Harvard researchers say the rise of cooking likely occurred more than 1.9 million years ago and bestowed on human ancestors a gift of time in the form of hours each day not spent eating.

    3 minutes