Two Origins of Life Revealed | Science News

Life didn’t start just once—new research reveals two independent origins of the first free-living cells, one for bacteria and one for archaea, each evolving unique enzyme tools to survive outside hydrothermal vents. While sharing a common genetic code, these early microbes developed distinct metabolic strategies powered by vent metals like palladium, using simple compounds like phosphite before ATP existed. This dual emergence reshapes how we think about life’s origin: not a single spark, but two separate awakenings. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/94344bc181e34206