The author of Tides of Light offers his Nebula Award-winning SF classic--a combination of hard science, bold speculation, and human drama. In the year 1998, a group of scientists works desperatey to communicate with the scientists of 1962, warning of an ecological disaster that will destroy the oceans in the future--if it is not averted in the past.
...Winner of the 1980 Nebula Award, Timescape has since become a classic of the science fiction genre, combining hard science, bold speculation, and human drama--a challenging and triumphant tale told by a master storyteller. 1998. Earth is falling apart, on the brink of ecological disaster. But in England a tachyon scientist is attempting to contact the past, to somehow warn them of the misery and death their actions and experiments have visited upon a ravaged planet. 1962. JFK is still president, rock 'n' roll is king, and the Vietnam War hardly merits front-page news. A young assistant researcher at a California university, Gordon Bernstein, notices strange patterns of interference in a lab experiment. Against all odds, facing ridicule and opposition, Bernstein begins to uncover the incredible truth . . . a truth that will change his life and alter history . . . the truth behind time itself.