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人类将在什么时候灭绝？
source link: https://tech.sina.com.cn/d/v/2020-05-25/doc-iircuyvi4857294.shtml
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新浪科技讯北京时间5月25日消息，据国外媒体报道，作为地球的一个物种，人类会灭绝吗？最简单的答案是：会。化石记录显示，所有生物最终都会灭绝。几乎所有曾经存在过的物种，超过99.9%，都灭绝了。一些物种留下了后代，但大多数物种——如蛇颈龙、三
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