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Latest Melody Clark Stories

2009-07-21 12:57:29

Arctic springtails (Megaphorura arctica) survive freezing temperatures by dehydrating themselves before the coldest weather sets in. Researchers writing in the open access journal BMC Genomics have identified a suite of genes involved in controlling this extreme survival mechanism.


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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