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2012-06-27 12:01:09

A rare kind of mineral which scientists hope could be used to remove toxic metals and radioactive species from the environment played a similar, crucial role early in Earth's history.


Word of the Day
prosopography
  • a study of the individuals in a group of people within a specific context and their relationships.
  • In rhetoric, the description of any one's personal appearance.
The word 'prosopography' comes from a Latin word meaning 'description of a person’s appearance' from Greek roots meaning 'face' or 'person' and 'writing'.