Outcasts of a society of physically perfect people, they couldn't stay and they couldn't go home again—yet there had to be some escape for them. Oddly enough, there was!
e to. Medicine, I'm sure, is no exception." He paused thoughtfully. "Now, there are three separate gravital units on the asteroid. One runs for forty-five minutes while the other two are idle. Then it cuts off and another takes over. This is supposed to be synchronized. I don't have to tell you that it isn't. You felt your weight increase suddenly at the same time I did. What is wrong?"
"Nothing wrong," said the engineer. "That's what you get with gravital."
"You mean they're supposed to run that way? Overlapping so that for five minutes we have Earth or Earth-and-a-half gravity and then none?"
"It's not supposed to be that way," said Vogel. "But nobody ever built a setup like this that worked any better." He added defensively: "Of course, if you want, you can check with the company that makes these units."
"I'm not trying to challenge your knowledge, and I'm not anxious to make myself look silly. I have a sound reason for asking these questions. There is a possibility of