The Conversation

We found the world's oldest asteroid strike in Western Australia. It might have triggered a global thaw

21-01-2020 Author: Aaron J. Cavosie, Senior research fellow, Curtin University

The ancient landscape at Yarrabubba preserves traces of the world’s oldest known asteroid impact.Shutterstock

The world’s oldest remaining asteroid crater is at a place called Yarrabubba, southeast of the town of Meekatharra in Western Australia.

Our new study puts a precise age on the cataclysmic impact – showing Yarrabubba is...

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