Time and Again

After 20 years, space voyager Asher Sutton returns to Earth with a transformative message that could reshape the universe, revealing startling changes in himself and others. His return sparks a series of events involving time travelers, artificial intelligence, and alien contact, challenging humanity's understanding of itself and its place in the cosmos. This compelling science fiction novel explores the profound implications of exploration, identity, and power, showcasing Clifford D. Simak’s mastery of thought-provoking storytelling.