The mammoths of the ancient world have been wonderfully preserved in the ice of Siberia. The cold, only a few miles out in space, will be far more intense than in the polar regions and its power of preserving the dead body would most probably be correspondingly increased. When the hero-scientist of this story knows he must die, he conceives a brilliant idea for the preservation of his body, the result of which even exceeded his expectations. What, how and why are cleverly told here.