Demetria Dickinson

Joined Atlas Obscura in 2022

Science writer, science enthusiast, scientist

twitter.com/ddickinsonsci

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Articles by Demetria Dickinson

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The calm waters of McGreevy Harbor, in the Slate Islands, belie a violent meteorite strike 450 million years ago that led to the archipelago's formation.

meteorites

These Tranquil Canadian Islands Are Remnants of a Violent Space Rock Impact

Lake Superior's Slate Islands are home to what's likely the world's largest shatter cone, evidence of an explosive event 450 million years ago.