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2011-08-01 08:45:00

Research shows large-scale cooperation may have begun with fear of punishment By Bobbie Mixon, NSF "Cooperation and Punishment" sounds like it could be the title of a hit television program, especially when the bit about stealing cows is added. But instead it's the theoretical basis of new research that looks at how members of early human societies learned to work together in large groups. In a study supported by the National Science Foundation, Sarah Mathew and Robert Boyd, anthropologists...


Word of the Day
siliqua
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'
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