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52-foot-tall 'megaripples' from dinosaur-killing asteroid are hiding under Louisiana

July 25, 2021
52-foot-tall 'megaripples' from dinosaur-killing asteroid are hiding under Louisiana
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A seismic image of central Louisiana reveals gigantic megaripple marks dating to the end of the dinosaur age.



July 25, 2021 at 05:39PM
via Space.com read more...

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