Eons | PBS Why Megalodon (Definitely) Went Extinct | Eons WKNO Published April 18, 2024 at 4:00 AM CDT Facebook Twitter LinkedIn Email For more than 10 million years, Megalodon was at the top of its game as the oceans’ apex predator...until 2.6 million years ago, when it went extinct. So, what happened to the largest shark in history?