A talking gorilla claims to be part of an alien invasion force but Darwin Jones proves that it is a trick by another group of aliens to capture an atomic bomb.; Larry Lloyd finds a map underneath a painting by Leonardo Da Vinci that foretells natural disasters around the world.; An alien civilization whose sun is dying searches for the rare element that will rekindle it.; A comatose alien is found in a crashed spaceship and scientists try to figure out how to revive him.