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Learn Node: Atmospheric Radiation and Hurricane Ike Image
The image above is the Hurricane Ike Interactive Map from NOAA. When you go to the page you can click into the boxes to locate and study satellite photos of damage. StormWatch is part of the work of...
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Learn Node: Radiology Assistant – all about imaging the body
This outstanding medical website about radiology is a learn node unto itself. There are articles richly illustrated with radiological images — X-rays — organized by anatomy. Major groups are abdomen,...
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Learn Node: Galileo Pendulum and Spacecraft
galileo spacecraft Galileo and the Pendulum is a node for learning that is part of a rich cluster and course, The Galileo Project at Connexions. Other sections of the Galileo Project are his...
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Learn Node: Dinosaur sinus clues to bird breath
Comparing the sinuses in some newly studied dinosaur bones from Argentina with bird anatomy, this learn node from the Public Library of Science lets students go online to peer over the shoulders of...
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Learn node: Fossil reveals ancient arthropod species chain gang
Early Cambrian arthropod chain gangs this learn node describes are fossilized in chain formation that reveals community behavior. The chain gang 525-million-year-old fossils were found in southern...
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Learn Node: How Fish Muscles Work
How fish muscles work from the molecular to the whole organ level is a lecture from the University of Southern Maine that gives focus to this learn node. A basic concept for the subject is that: Two...
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Learn node: dinosaur teeth and the reptile mouth
This learn node features a tiny dinosaur with big canine teeth that the Natural History Museum reports shows for the first time how one of the earliest dinosaurs grew into an adult. The webpage...
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Learn node: new technology explains dolphin power kick
In this learn node the 2008 discovery of how the dolphin kicks with huge power is spotlighted at Rensselaer Polytechnic Institute where the discovery was made. For decades, scientists have puzzled...
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Animated learn node: new technology explains dolphin kick power
This learn node is centered in the 2008 discovery at Rensselaer Polytechnic Institute of how the dolphin kicks with huge power — something that has been a mystery called Gray’s Paradox. Six nodes...
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Learn node: Light echoes Tycho’s supernova that Brahe saw in 1572
This learn node is about Tycho’s supernova that Brahe saw Nov. 11, 1572. As Yahoo! News reports, Brahe was astonished to see what he thought was a brilliant new star in the constellation Cassiopeia....
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