News of the WeekPaleontology

Evidence of Huge, Deadly Impact Found Off Australian Coast?

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Science  14 May 2004:
Vol. 304, Issue 5673, pp. 941
DOI: 10.1126/science.304.5673.941a

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Summary

Seven geoscientists report online this week in Science (www.sciencemag.org/cgi/content/abstract/1093925) that they have found the scar of a large asteroid or comet impact just off the northwest coast of Australia that could have trigged the largest mass extinction ever, 250 million years ago. But some researchers are not convinced.