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Human Evolution May Have Been Driven By Environmental Fluctuations
2012-12-25 05:51:40

April Flowers for redOrbit.com - Your Universe Online A research team from Penn State and Rutgers University found that roughly 2 million years ago in East Africa, a series of rapid environmental changes may be responsible for driving human evolution. "The landscape early humans were inhabiting transitioned rapidly back and forth between a closed woodland and an open grassland about five to six times during a period of 200,000 years," said Clayton Magill, graduate student in geosciences...


Word of the Day
ambsace
  • Bad luck; misfortune.
  • The smallest amount possible or the most worthless thing.
The word 'ambsace' comes from a Latin word meaning 'both'.