image: Visual summary of the main findings of this study. This material relates to a paper that appeared in the June 19th, 2019, issue of Science Advances, published by AAAS. The paper, by N. Kitadai at Japan Agency for Marine-Earth Science and Technology (JAMSTEC) in Yokosuka, Japan, and colleagues was titled, "Metals likely promoted protometabolism in early ocean alkaline hydrothermal system." view more
Credit: Norio Kitadai, ELSI, Tokyo Tech