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Space News Archive - April 20, 2004

What was the tipping point when microbial life took over for plant life, when bacteria first took the stage?Astrobiology Magazine -- The bacteria family tree may be facing some changes due to the recent work of an evolutionary biologist at Washington University in St. Louis.

Word of the Day
orbity
  • A bereavement by loss of parents or children; the state of being orbate; orbation.
The word 'orbity' ultimately comes from a Latin word meaning 'bereaved'.