DETROIT — On the surface, Thiago Olson is like any typical teenager. He's on the cross country and track teams at Stoney Creek High School in Rochester Hills, Mich. He's a good-looking, clean-cut 17-year-old with a 3.75 grade point average, and he has his eyes fixed on the next big step: college. But to his friends, Thiago is known as "the mad scientist." In the basement of his parents' Oakland Township, Mich., home, tucked away in an area most aren't privy to see, Thiago is exhausting his love of physics on a project that has taken him more than two...