Latest Samuel Pierpont Langley Stories

2013-05-02 23:17:25

From Dan Handley Science Media, LLC, American Public Television begins distributing UNDAUNTED: The Forgotten Giants of the Allegheny Observatory, a one-hour documentary that tells the inspirational

2011-03-30 10:30:00

HAMPTON, Va., March 30, 2011 /PRNewswire-USNewswire/ -- Christopher R. Fuller, the Roanoke Electric Steel Professor of Mechanical Engineering at Virginia Tech, is the newly appointed Samuel P.

2010-07-09 12:48:00

HAMPTON, Va., July 9 /PRNewswire-USNewswire/ -- A team led by a NASA Langley Research Center scientist has been selected to carry out a four-year campaign to improve the use of satellites to monitor air quality for public health and environmental benefit.

2010-05-19 08:52:00

HAMPTON, Va., May 19 /PRNewswire-USNewswire/ -- NASA will help visitors imagine the future of flight at this weekend's fly-in in Suffolk, May 22-23.

Latest Samuel Pierpont Langley Reference Libraries

2010-10-27 21:58:22

The bolometer, invented in 1878 by Samuel Pierpont Langley, measures the energy of incident electromagnetic radiation. It consists of an absorptive element connected to a heat sink through a thermal link. The absortive element raises its temperature above that of the heat sink when radiation impinges on it. The higher the energy the higher the temperature rises. Old bolometers used metals while newer ones used semiconductors and superconductors as the absorptive elements. Bolometers can...

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Word of the Day
  • The horn of a unicorn considered as a medical or pharmacological ingredient.
  • A winged horse with a single horn on its head; a winged unicorn.
The word 'alicorn' comes from Italian alicorno, already associated with unicorns and reinterpreted, popularized by Bearing an Hourglass (1984) and other fantasy novels by Piers Anthony.