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Latest Fred Prata Stories

21038f92a43a71cd54749fbd89b0e1351
2010-05-06 10:50:00

The volcanic activity that has recently happened in Iceland is making the case for a new satellite tracking instruments.


Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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