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2009-08-10 12:34:27

Seeing a smile, or reading about the verb to smile can activate the muscles in the face that make that expression, Dutch researchers found. Francesco Foroni from VU University in Amsterdam and Gun R. Semin of the University of Utrecht conducted an experiment with a group of students.


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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