FROM
Huffpost Science
Click link below picture
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This is probably something you learned in elementary school: Rivers almost never flow in a straight line. Instead, they twist and turn along serpentine paths.
But why exactly is that so?
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Click link below for story, video and slideshow ( click link 1st sentence of story also):
http://www.huffingtonpost.com/2014/11/21/why-rivers-curve-video_n_6194568.html?utm_hp_ref=science
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