Redefining Earth's History with a Nuclear Signature

The nuclear fallout from the first testing of the Atomic Bomb left a lasting imprint on Earth's geological time scale, creating a mark between the Holocene and Anthropocene Epochs. Dr. Francine McCarthy, shares how her team's discovery in a Canadian lake reveals this change and why it sparks contentious debates among experts. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.