When a surfer is attacked by a Great White Shark, a pod of dolphins come over and save him. Were they protecting their young? Or were they protecting the surfer? A cat and dog at two separate retirement homes seem to be able to predict patients' deaths. How is that possible? Is time travel possible? When a woman materializes out of nowhere it seems so. A skinny teenager lifts a car off of his uncle who was pinned beneath it while working on it. How did the teen weighing about 115 pounds lift a car all by himself?