Earthmen build a space armada to attack the outer galaxy, but they invoke the wrath of a powerful creature that returns to the planet and ravages it to where only the robot slaves remain.; A human spy wearing two disguises penetrates the Martian emperor's palace to acquire Earth invasion plans. The Martians see through the first disguise, that of being a Martian, but under that she is disguised as a robot and they are fooled by that.; In the year 2003, it is agreed that war is the best solution to overpopulation.; A man looks to duplicate Rip van Winkle's sleep, but when he finds the little men in the story, they turn him into a tenpin for their bowling game.; A man in a shelter after an alien attack opens the vault door for a female survivor.