National Bestseller National Book Critics Circle Award Nominee From the Pulitzer Prizewinning author of The Overstory and the forthcoming Bewilderment, a magnificent double love story of two young couples separated by a distance of twenty-five years. The most lavishly ambitious American novel since Gravitys Rainbow . . . An outright marvel. Washington Post Stuart Ressler, a brilliant young molecular biologist, sets out in 1957 to crack the genetic code. His efforts are sidetracked by other, more intractable codessocial, moral, musical, spiritualand he falls in love with a member of his research team. Years later, another young man and woman team up to investigate a different scientific mystery: Why did the eminently promising Ressler suddenly disappear from the world of science? Strand by strand, these two love stories twist about each other in a double helix of desire. The critically acclaimed third novel from Pulitzer Prizewinning author Richard Powers, The Gold Bug Variations is an intellectual tour-de-force that probes the meaning of love, science, music, and art.