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Topic: Alula


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  Earliest bird with alula found
"The alula is essential in modern birds for low-speed flight and maneuverability,'' they wrote.
The flap of feathers behaves likes slats on an airplane, increasing the camber of the wing and delaying stalling in take-offs and landings.
The new bird is the earliest one found with an alula.
www.dinosauria.com /jdp/archie/alula1.htm   (239 words)

  
  Alula - Wikipedia, the free encyclopedia
The alula, or bastard wing, is a small, feathered projection on the anterior edge of the wing of modern birds.
It is actually the thumb of the bird, and has been modified into an aerodynamical control device not too dissimilar from the forward slat on an airplane wing.
Usually flush against the wing, the alula may be moved to modify the shape of the wing or provide a slat for direction of airflow, often to avoid stalling while landing.
en.wikipedia.org /wiki/Alula   (154 words)

  
 Institute of Development and Education for Africa (IDEA)
Alula was the son of a peasant Engda Eqube and obviously of a humble origin.
Alula’s prime agenda was to guarantee Ethiopian sovereignty, and although he collaborated with the English against the Dervish, he had great resentment to the coming of the Italians and suspected that the latter’s advancement had an English blessing.
In fact, Alula’s complaint on the English deceit and maneuver is clearly revealed in his conversation with Augustus Wylde, once a vice consul to Her Majesty the Queen at Jedda and later correspondent to the Manchester Guardian.
www.africanidea.org /ras_alula.html   (2562 words)

  
 Alula Australis
While Mizar was the first known "double star," our Alula was the first double to be identified as physically related (by no other than William Herschel, the discoverer of Uranus in 1781), when he saw that the two orbited each other.
Alula Aust B is (like the Sun) also magnetically active, with a hot corona with a temperature measured to be between 2 and 6 million Kelvin.
To reconcile the sum of all masses, Alula Aust A's companion must carry a mass of 0.5 solar masses, rendering it a cool class M dwarf as well.
www.astro.uiuc.edu /~kaler/sow/alulaaus.html   (648 words)

  
 ALLEGRO MUSIC - Alula Records
Alula Records explores contemporary world music from all over the world with the desire to share their excitement and discoveries.
Alula Records pays special attention to detail, from first class CD packaging to state-of-the-art sound quality.
Bellow Poetry is Kalaniemi’s first recording for Alula Records, and fulfills a longtime dream to record her first completely solo recording.
www.allegro-music.com /alula   (1191 words)

  
 The Weasel RC Tailless Glider for Slope Combat and Fun Flying
The Alula is a compact, lightweight, and durable EPP handlaunch glider that was designed for light lift conditions and tight flying spaces.
Well, an alula, according to Webster's Dictionary, is "the bastard wing of a bird".
The Alula is a very pitch sensitive aircraft and therefore requires dual rates or ATV (Adjustable Throw Volume) on at least the elevator channel (channel #2 in most cases).
www.dream-flight.com /alula.html   (611 words)

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