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Supernovas may have caused two of Earth’s largest mass extinctions, study suggests
Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, ...
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Supernovas may have had a role in two of Earth’s largest mass extinctions, study suggests
Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, according to a theory put forward in new research.During the final stages of ...