By measuring the chemistry of fossilized seashells collected in Antarctica, researchers discovered that Earth was already experiencing carbon cycle instability before the asteroid impact that wiped out the dinosaurs. …read more Source:: Science
Tag: asteroid impact
Site of asteroid impact changed the history of life
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•An asteroid, also known as the Chicxulub Impactor, hit Earth some 66 million years ago, causing a crater 180 km wide. The impact of the asteroid heated organic matter in …read more Source:: Science
Ancient, massive asteroid impact could explain Martian geological mysteries
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•A colossal impact with a large asteroid early in Mars’ history may have ripped off a chunk of the northern hemisphere and left behind a legacy of metallic elements in …read more Source:: Science