Everybody has a favorite Pixar film, but what it takes to make one is a mystery to most fans. Now the ingenuity behind the magic comes to light in the new exhibition “The Science Behind Pixar,” opening at the Denver Museum of Nature & Science on Oct. 11. This immersive experience explores the science, technology, engineering, art and math concepts used at Pixar Animation Studios every day to bring their beloved films and characters to life. Movie theater audiences witnessed…