The Astonishing History Of The World’s Oldest Fossils — And The Questions That Remain
Confirmed in 2017 to be the oldest known fossils on Earth, these prehistoric bacteria from Western Australia are 3.5 billion years old. But some believe that there are even older fossils waiting to be discovered.
By Katie Serena
•
Jul 27, 2025
The Astonishing History Of The World’s Oldest Fossils — And The Questions That Remain
Confirmed in 2017 to be the oldest known fossils on Earth, these prehistoric bacteria from Western Australia are 3.5 billion years old. But some believe that there are even older fossils waiting to be discovered.
By Katie Serena
•
July 27, 2025