Creative science fiction

A fateful encounter with their enemies changes the Tree People's attitude about the Followers.

On a televiewer, Andy discovers another self who can tell him what will happen up to eight days in the future. The possibilities seem exciting until disaster strikes.

Magnus, one of two robots programmed to work in an underground nuclear operation, possesses a hatred of all humans and forms goals of which the scientists are unaware

To prevent discovery, the Martians hide themselves during the landing of a space ship from earth, but then one of the earth men has a serious accident.