tonight please welcome jack andraka! (cheers and applause) hey, jack, nice to meet you!it down, sit down. nice to have you on. this is a fantastic story. let me explain a little bit to the people who you are and what you did. you're the 2012 intel science fair-- which is a national science fair, right? >> international. >> stephen: my apologies. international science fair. you kicked a little international butt in this one. grand prize winnings scientist at age 16, right? (cheers and applause) explain to the good people what your invention did? >> so essentially what i created was a new way to detect pancreatic, ovarian and lung cancer and it costs three cents and takes five minutes to run so it's like a diabetic test strip, you take a drop of blood and you can instantly diagnose that. (cheers and applause). >> stephen: okay, all right perhaps even more interesting than the fact you did it at 16, you thought of it at age 14? >> yes, in my high school biology class. >> stephen: what occurred to you? did you get hit over the head and have a dream about -- what dawned on yo