Tommy Driscoll lay on his stomach in the grass outside his father's laboratory and read his comic books. He was ten years old and wholly innocent of any idea that Fate or Chance or Destiny might make use of him to make the comic books come true. He was clad in grubby shorts, with sandals, and no socks or blouse. Ants crawled on his legs as he lay on the ground, and he absently scratched them off. To the adult eye he was merely the son of that Professor Driscoll who taught advanced physics at Har