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Latest Lee wave Stories

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2009-08-07 18:20:00

HIAPER a modified Gulfstream V jet owned by the National Science Foundation (NSF) and operated by the National Center for Atmospheric Research (NCAR) in Boulder, Colo. HIAPER is capable of reaching an altitude of 51,000 feet and cruising for 7,000 miles.

2009-05-07 12:58:36

A U.S. study suggests wind blowing over mountain ranges can generate gravity waves that propagate vertically into Earth's upper mesosphere. Researchers said such waves, known as mountain waves, have previously been observed low in the atmosphere.


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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