Tag: Chewing

  • Science & Tech

    Big gains in better chewing

    According to a new Harvard study, our ancestors between 2 and 3 million years ago started to spend far less time and effort chewing by adding meat to their diets and using stone tools to process food.

    4 minutes
  • Health

    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