Explore the fundamental question of defining life in this one-hour lecture by Nobel laureate Sir Paul Nurse. Delve into the extraordinary nature of living things, examining key biological concepts such as cells, genes, chromosomes, and DNA. Learn about chemical machines, gene regulation, and natural selection. Discover the six principles that characterize life and gain insights from Nurse's groundbreaking research on cell growth and division. Understand the broader implications of these findings for cancer research and other serious diseases.