“Paul knew that when they dug the earth away, Hessman would gladly fund their scheme. In fact, now that the rod had penetrated, it was really a foregone conclusion. Paul was elated – at least until something in the earth grabbed the probe and pulled back.”
Three savants – a physicist, a mathematician, an engineer – and their wealthy benefactor have discovered the secret to time travel. Their first experiment in spherical time was a qualified success when the dog they sent into the future came back – shall we say – changed. Now they are ready for human trials, but one of them has an ulterior motive which threatens the very nature of time itself.