A fun experiment with a striking result.<p>The environment provided for the slime molds doesn't seem to record mountains and lakes etc, so they can't be expected to choose the same system.<p>When we find that engineers and nature have arrived at similar solutions, I think it's the engineers that we should marvel at.<p>Even soap bubbles organize themselves to minimize surface area. <a href="http://www.soapbubble.dk/en/bubbles/geometry.php" rel="nofollow">http://www.soapbubble.dk/en/bubbles/geometry.php</a> and apparently <i>Centuries ago, architects discovered that experimenting with soap bubbles could help them define the most economical form for the actual structure.</i> <a href="http://www.encyclopedia.com/doc/1G2-3407500197.html" rel="nofollow">http://www.encyclopedia.com/doc/1G2-3407500197.html</a>