Oldest Traces of Life on Earth

Submitted by hwells4 on August 18, 2019 - 4:22pm

Pictures Paul Davies took during a recent expedition to the Pilbara region of Australia to see the oldest traces of life on earth. The wavy lines in these 3.5 billion year old rocks are fossilized microbial mats called stromatolites. Check out the gallery section to see more pictures of these anciet rocks!