THE SCIENCE BEHIND PIXAR EXHIBITION TO MAKE ITS TEXAS DEBUT APRIL 25, LAST CHANCE TO SEE THE WORLD-EXCLUSIVE ORIGINS EXHIBITION CLOSING MARCH 22, A NEW 60-FOOT CAVING SIMULATION AND MORE MAKE THE PEROT MUSEUM A MUST-DO THIS SPRING Much-anticipated The Science Behind Pixar exhibition opens April 25, last chance to see ancient human relative fossils in Origins: Fossils from the Cradle of Humankind before they travel back to South Africa, plus Spring Break activities and camps, Earth Day’s 50th anniversary and an AI-themed adults-only night  DALLAS (March 6, 2020) – Buzz Lightyear, Mike and Sulley, Dory, WALL•E and more are headed to the Perot Museum of Nature and Science this spring when The Science Behind Pixar exhibition takes…