SCIENCE
11/21/2014 08:31 am ET Updated Nov 21, 2014

Here's Why Rivers Almost Never Flow In A Straight Line

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?

A new video by YouTube’s MinuteEarth (above) gives the surprisingly complicated answer, showing how even the slightest natural disturbance (even the burrowing of a muskrat) can, in time, cause even the mightiest of rivers to bend.

H/T Reddit

HuffPost

BEFORE YOU GO

PHOTO GALLERY
The Earth From Above
CONVERSATIONS