Oldest fossils ever found show life on Earth began before 3.5 billion years ago
December 18, 2017, University of Wisconsin-Madison
Researchers at UCLA and the University of Wisconsin-Madison have confirmed that microscopic fossils discovered in a nearly 3.5 billion-year-old piece of rock in Western Australia are the oldest fossils ever found and indeed the earliest direct evidence of life on Earth.
The study, published today in the Proceedings of the National Academy of Sciences, was led by J. William Schopf, professor of paleobiology at UCLA, and John W. Valley, professor of geoscience at the University of Wisconsin-Madison. The research relied on new technology and scientific expertise developed by researchers in the UW-Madison WiscSIMS Laboratory.
Read more at:
https://phys.org/news/2017-12-oldest-fossils-life-earth-began.html#jCp
