From a piece that didn’t number the stories, this one was second:
In July, scientists announced that they had uncovered the earliest evidence of terrestrial life on Earth. “This work represents the oldest and least ambiguous work that we have so far that life existed on land already 3.2 billion years ago,” Kurt Konhauser, a professor of earth and atmospheric sciences at the University of Alberta in Canada who was not involved in the work, wrote in an email to The Scientist. Kerry Grens, “he Biggest Science News of 2018” at The Scientist
The find, ancient microbes in South Africa, backdates terrestrial life by half a billion years, raising the obvious issues about the long, slow process that is supposed to have taken place.
See also: The Scientist: Oldest evidence of terrestrial life is half a billion years older than thought
See also: Soil micro-organisms older than thought
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