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Latest Peter J. Wagner Stories

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2006-11-27 09:45:00

The earth experienced its biggest mass extinction about 250 million years ago, an event that wiped out an estimated 95% of marine species and 70% of land species. New research shows that this mass extinction fundamentally changed the basic ecology of the world's oceans.


Word of the Day
gazingstock
  • A person or thing gazed at with wonder or curiosity, especially of a scornful kind.
The 'stock' of 'gazingstock' comes from an Old English word meaning 'tree trunk' or 'wood'.
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