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Summary Sci-fi novels reflect cultural anxieties through themes like climate crisis and AI, shaking readers to their core. Some great sci-fi books, like Dark Matter, delve into multiple realities with roots in physics and humanity. The Martian showcases scientific accuracy in surviving alone on Mars, emphasizing endurance and resourcefulness. Sci-fi books have long been considered both warnings and predictors of potential dangers of the future, and the books that stay closer to science than fiction are especially poignant. Often focusing on themes like the climate crisis, nuclear war, and the potential threat of technological development like artificial intelligence, science fiction...