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Oxytropidoceras posted a topic in Fossil NewsGeologists Question 'Evidence Of Ancient Life' In 3.7 Billion-Year-Old Rocks, NPR, All Things Considered https://www.npr.org/2018/10/17/658103489/geologists-question-evidence-of-ancient-life-in-3-7-billion-year-old-rocks "World's Oldest Fossils" Might Actually Be Simple Rocks, And We're Here For The Drama, Carly Cassella, Science Alert https://www.sciencealert.com/doubt-raised-over-current-record-holder-oldest-fossil-sign-of-life The paper is: Abigail C. Allwood, Minik T. Rosing, David T. Flannery, Joel A. Hurowitz and Christopher M. Heirwegh, 2018, Reassessing evidence of life in 3,700-million-year-old rocks of Greenland. Nature, Letter | Published: 17 October 2018 https://www.nature.com/articles/s41586-018-0610-4 A related paper is; Retallack, G.J. and Noffke, N., 2018. Are there ancient soils in the 3.7 Ga Isua Greenstone Belt, Greenland?. Palaeogeography, Palaeoclimatology, Palaeoecology. Volume 514, Pages 18-30. https://www.sciencedirect.com/science/article/pii/S0031018218305984 Yours, Paul H.