Earliest Microbial and Molecular Fossils?
Lecture no. 31 from the course: The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence
Taught by Professor Robert M. Hazen | 30 min | Categories: The Great Courses Plus Online Science Course
See how three rare and distinctive ancient rock types—black carbon-rich chert, black carbon-rich shale, and mound-like stromatolites—provide tantalizing evidence for life on Earth more than 3 billion years ago. Focus on the researchers who have blazed the trail in this challenging field.