Invisible but stronger than steel. Complex architectural marvels. Things that stick to your face. Spiderwebs are much more than just Halloween decor or something to feather dust from your corners. Spider silk expert Dr. Randy Lewis of Utah State University not only coined the word "spidroin" for the proteins comprising the many types of silk, but he is considered one of the foremost experts on the wonders of spiderwebs. Alie visits his lab and chats about how spiders weave them, what the silk is made of, and how realistic your favourite spidey superhero’s antics are. You'll never (not) see a spiderweb the same.