A tornado that behaves as though it were enslaved to a particular man turns out to be created by aliens to study his behavior. The man is killed when the observations are concluded.; Four mutant giants emerge from hiding after an atomic bomb test so that they can destroy the menacing mutant creatures created by the blast. They know that the radiation from the test will eventually prove deadly to all humans, but they are hunted down and killed before they can reveal how to stop this from happening.