Quantcast

Latest Katherine Freeman Stories

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

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.


Word of the Day
dwale
  • The deadly nightshade, Atropa Belladonna, which possesses stupefying or poisonous properties.
  • A sleeping-potion; a soporific.
  • To mutter deliriously.
The word 'dwale' comes from an Old English word meaning 'error, doubt, delusion.'
Related