impact crater, Earth and meteorite
Scientists have discovered the world's oldest meteorite impact crater in Western Australia, dating back 3.5 billion years, ...
Led by Curtin University geologists Chris Kirkland and Tim Johnson, a research team unearthed this primeval crater beneath ...
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Live Science on MSN52-foot-high 'megaripples' from asteroid that killed the dinosaurs mapped deep beneath Louisiana in 3DBuried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...
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