The origin of life is a mystery. The best guess was given by a Soviet biochemist, Aleksandr Oparin: he hypothesized that lightning strikes and volcanic eruptions sparked life in “primordial soup.” The 1950s Miller-Urey Experiment lent substantial credence to his theory, but it remains speculative. Esoteric debate continues between the proponents of phospholipids, RNA molecules, and panspermia (the seeding of Earth by comets) as the causes of life. Then, of course, there are the God people: the Intelligent Designers... More >>>