Martian rock arrangement not alien handiwork
Wednesday, January 7, 2009 - 13:42
in Earth & Climate
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, he discovered that the most commonly held notions did not apply.
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