Ames Meteor Crater Re-dated, Linked to Devonian Mass Extinction

AI-generated NewsSnap summary based on source reporting.
Published: 2026-10-04
Category: science
Source: ScienceDaily (University of Texas at Austin)
Original source

A University of Texas at Austin study has revised the age of Oklahoma's Ames meteor crater to approximately 370 million years old, nearly 100 million years younger than previous estimates. This new dating, based on zircon crystals, places the impact during the Late Devonian period. The revised age coincides with the Frasnian-Famennian mass extinction event, challenging prior beliefs and offering new insights into Earth's ancient history and major extinction events.

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