NOVA Origins Documentary: How Life Began
This is the second episode in the four-part PBS NOVA Origins series. This episode focuses on current research trying to solve the puzzle of how life emerged from a collection of organic molecules. A special focus is placed on extremophiles; bacteria that are able to survive in harsh conditions. These include underwater volcanic vents and an underground cave filled with hydrogen sulfide gas.
Essential concepts: Organic molecules, spontaneous generation, bacteria, extremophiles, carbon, Miller-Urey apparatus, fossils, cyanobacteria, photosynthesis, oxygen.