No one knew, no one cared. For a great lethargy was overcoming the people and their only salvation was—The LAST Gentleman
A plausable end-of-the-world story from 1953. Despite cold-war fears in the story, it isn't dated at all. I was kept puzzled to the end, even as the evidence piled up. What I thought was careless science turned out to be very good science.
See if you can figure it out.