In pursuit of an elusive nuclear particle, an experiment goes awry, throwing the consciousness of the entire human race ahead by 20 years. As the implications hit home, the pressure to repeat the experiment builds. Everyone wants a glimpse of their future.

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"This first-rate, philosophical journey, a terrific example of idea-driven SF, should have wide appeal."--"Publishers Weekly" (starred review)
"Sawyer is a writer of boundless confidence and bold scientific extrapolation."--"The New York Times Book Review"