Homo Deus explores the future of humanity as artificial intelligence, biotechnology, and data science reshape civilization. Yuval Noah Harari examines how dataism—the belief that everything can be reduced to data—may become the dominant religion of the 21st century. Moving beyond the survival challenges of *Sapiens*, this sequel investigates what happens when humanity transcends hunger, disease, and war. Will we achieve immortality? Will algorithms replace human free will? A thought-provoking journey through technology, philosophy, and the existential questions defining our era. Essential reading for understanding the forces that will shape tomorrow's world.