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Microbial Fossils Found in 3.4-Billion-Year-Old Subseafloor Rock
Microbial Fossils Found in 3.4-Billion-Year-Old Subseafloor Rock
The material, now part of an African mountain range, bolsters the idea that hydrothermal veins supported early forms of life.
The material, now part of an African mountain range, bolsters the idea that hydrothermal veins supported early forms of life.
origins of life, microbiology
Opinion: Constrain Speculation to Protect the Integrity of Science
Mike Klymkowsky | Jun 18, 2018 | 4 min read
What we can know about biology before the last universal common ancestor is limited—and we should be circumspect in filling in the gaps.
In Canada, Signs of Life Nearly 4 Billion Years Old
Ashley P. Taylor | Sep 28, 2017 | 2 min read
Embedded within 3.95-billion-year-old rock, scientists have found graphite with a carbon signature that indicates biological activity.
Early Evidence
Abby Olena, PhD | Mar 1, 2014 | 2 min read
Fossilized structures suggest that mat-forming microbes have been around for almost 3.5 billion years.