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Latest George Biddell Airy Stories

2011-08-11 22:00:05

One of the earliest lessons in science that students learn is that a ray or beam of light travels in a straight line.


Word of the Day
alicorn
  • 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.
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