Australian geoboffin discovers 3.7 billion year old fossils after ice melts
Australian geoboffin discovers 3.7 billion year old fossils after ice melts - Stromatolites are calcium carbonate deposits made by communities of ancient simple single-celled organisms. “When people think of fossils, they normally think of bones. But these were made by a group that belong to the first organisms on Earth,” Professor Allen Nutman, lead author and geologist at the University of Wollongong, Australia, told The Register .