Chimps, nukes, what could go wrong? It seemed like a good idea at the time: train chimpanzees to fly planes to deliver nuclear bombs. We'd just won the biggest war the world had ever seen, so why not? The project was going really well, right up to the moment that it wasn't. In June of 1947, a mysterious aircraft crashed on a ranch outside of Roswell, New Mexico, and over the years, many have speculated about what (and who) it might have been. But now, now you'll learn the truth. Maybe.