Spiders are Marvels of Engineering
Like a number of other critters, spiders exist on every continent except Antarctica. This may be disconcerting news to many people who fear and loath the arachnids. Let me make it worse: All spiders have venom. Not that many are dangerous to humans, though. People fear spiders from horror stories, being startled at home by them, and by ignorance, but it is useful to put aside the heebie-jeebies and consider creatures for what they are. The Master Engineer displayed his skill in designing them. Golden orb-web spider ( Nephila pilipes ), Flickr / Lip Kee ( CC BY-SA 2.0 ) Indeed, scientists are studying spider silk for our own applications (biomimetics). The black widow's silk is under scrutiny , others are being studied for their strength and, surprisingly, nerve repair . Although evolution gets the glory as if it was a person, Darwin's disciples admit that they cannot backtrack a plan for their origin. That's because it's not a product of evolution, old son. Take...