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科学家发现物种大灭绝化石遗址 再现小行星撞击瞬间

 5 years ago
source link: https://tech.sina.com.cn/d/c/2019-04-03/doc-ihtxyzsm2782340.shtml
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4月1日,美国《国家科学院学报》刊登一份研究报告,宣布发现可证明物种大灭绝的化石遗址。遗址再现了约6600万年前,小行星撞击地球时的灾难场景。研究人员推测当次撞击导致了地球上75%的物种灭绝,其中包括恐龙。研究报告称该遗址是动物和鱼类化石的

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