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January 17, 2021, 3:16 am UTC    
January 29, 2020 06:35PM
Earth's oldest asteroid strike linked to 'big thaw'
Curtin University, January 22, 2020

the open access paper is:

Timmons M. Erickson, Christopher L. Kirkland, Nicholas
E. Timms, Aaron J. Cavosie, Thomas M. Davison. Precise
radiometric age establishes Yarrabubba, Western
Australia, as Earth’s oldest recognised meteorite
impact structure. Nature Communications, 2020; 11 (1)
DOI: 10.1038/s41467-019-13985-7


Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)
Subject Author Posted

Yarrabubba impact structure, Australia, dated to 2224 - 2234 Ma (end of Snowball Earth)

Paul H. January 29, 2020 06:35PM

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