A man is let go from his job and approached by people who have glasses that see 24 hours into the future. They protect people from accidents and offer him a job. He accepts, but when he sees his former boss struggling to stay afloat in the river, he decides to turn in an incomplete accident report. They have observed events themselves and fire him for his dishonesty. He decides to watch his boss in the river and when he arrives, a truck knocks him into the river. His former boss is passing by and jumps in to save him. That is why he is struggling. The time glasses people save the two of them, and admonish their former employee that because of his vengeful attitude, he nearly doomed himself. He resolves to mend his ways.; A carnival owner comes across small aliens who are spraying crops so that humans who eat the food will produce midgets so they won't have a size advantage when they invade, but he fools them into leaving Earth by claiming that the food is only producing small children ten percent of the time and producing giants the rest. He displays his circus giant to them as proof and they buy into his lie and leave.; Spaceship pilots who can't make the grade in rocket flight school are tested in simulations.; A mocked scientist succeeds in building a ladder to an asteroid.; An atomic weapons scientist has a dream that the plants have become fed up with humans and have taken over the Earth. When he wakes up in the morning, he finds that is what has happened.