CHICAGO -- Who gets wetter, someone walking in the rain or running? Is it really possible to hang from a cliff by your fingers until help arrives like they do in the movies? And is Superman the only one who is faster than a speeding bullet?Those are questions the Discovery Channel's "MythBusters" has asked for years, and starting Thursday, anybody who's wondered how long it takes to put on a superhero outfit in a phone booth – don't forget the cape – can answer them for themselves at Chicago's Museum of Science and Industry.Read More... More on Chicago Around Town