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外媒:太阳7千年前经历一场神秘异常的宇宙事件!(组图)
Tuesday, February 21, 2017 13:43
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科学家说在全新世中期( mid-Holocene)时,太阳经历了一场神秘、与磁性有关的“太阳活动”。大约在七千年以前,我们的星球曾被强烈的宇宙射线重重攻击。 根据加州的一个针对古代树木的新分析,科学家说一场异常的太阳活动曾在大约西元前5480年时发生。当专家测量古树年轮的碳-14等级时,他们得出这个结果。奇怪的是,这场神秘事件的…

2017-02-21 13:52:08

原始网页: http://www.aboluowang.com/2017/0222/885724.html

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