Anthropologists say early humans who hunted and gathered had longer jaws to hold all those teeth.
November 21, 2011 Easy-to-chew foods like rice and corn may have influenced the evolution of the human jawbone. New research says it may also help account for the fact that children in the United States often need to have braces because their mouths can't accommodate their teeth.
November 14, 2011 Sometimes, early in a new arena of thought, questions are more important than answers. This is certainly true in the case of enablement and radical emergence.
Cooked meat may be humans' most efficient energy source.
November 9, 2011 Cooked meat delivers more energy than raw meat, which may have given our human ancestors a big evolutionary advantage. It may also explain why today's humans have a hard time keeping off the pounds, according to researchers at Harvard University.
November 7, 2011 Something very big is at stake. It's the question of how our living world works and how we become in it.
August 18, 2011 A day after he publicly questioned the science supporting the expert consensus that human activity contributes to global warming, Texas Gov. Rick Perry stuck a skeptical tone about evolution in response to a child's question.
February 10, 2011 Do antibiotics teach us about evolution? This link to a PBS program makes the connection clear.
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