Tag: Chewing
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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.
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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.