By the twentieth century, science had become so important that religious traditions had to respond to it. Emerging religions, still led by a living founder to guide them, responded with a clarity and focus that illuminates other larger, more established religions’ understandings of science. The Hare Krishnas, the Unification Church, and Heaven’s Gate each found distinct ways to incorporate major findings of modern American science, understanding it as central to their wider theological and social agendas. In tracing the development of these new religious movements’ viewpoints on science during each movement’s founding period, we can discern how their views on science were crafted over time. These NRMs shed light on how religious groups—new, old, |