Newfound 3.77-Billion-Year-Old Fossils Could Be Earliest Evidence of Life on Earth

Tiny, tubular structures uncovered in ancient Canadian rocks could be remnants of some of the earliest life on Earth, scientists say.

"Newfound 3.77-Billion-Year-Old Fossils Could Be Earliest Evidence of Life on Earth" is from the March 01, 2017 Speaking of Science section of The Washington Post. It was written by Sarah Kaplan and narrated by Sam Scholl.