News tagged with sand dunes
Scientists Investigate Cause of 'Singing Dunes'
Dec 15, 2009 |
4.3 / 5 (18) |
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(PhysOrg.com) -- In more than 30 locations around the world, the phenomenon of singing sand dunes has intrigued explorers, tourists, and scientists. When an avalanche occurs or even when the sand is pushed ...
Mice living in sandy hills quickly evolved lighter coloration
Aug 27, 2009 |
4.8 / 5 (5) |
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In a vivid illustration of natural selection at work, scientists at Harvard University have found that deer mice living in Nebraska's Sand Hills quickly evolved lighter coloration after glaciers deposited ...
Ancient mammal tracks found at national monument
Other Sciences / Archaeology & Fossils
Jul 24, 2009 |
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(AP) -- Hundreds of tiny footprints left by mammals some 190 million years ago have been found on a canyon wall in a remote part of Dinosaur National Monument, park officials said Thursday.
Mars Rover Update
Space & Earth / Space Exploration
Mar 26, 2009 |
4.3 / 5 (7) |
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In January 2004, NASA landed two identical robotic rovers named Spirit and Opportunity on the surface of Mars. The twins were primed for a brief 3-month mission to tell us a story of water and possibly life ...
Martian rock arrangement not alien handiwork
Space & Earth / Space Exploration
Jan 07, 2009 |
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At first, figuring out how pebble-sized rocks organize themselves in evenly-spaced patterns in sand seemed simple and even intuitive. But once Andrew Leier, an assistant geoscience professor at the U of C, started observing, ...
