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Science Briefs From Around the World

2020-06-25 08:47 作者: 来源: 本站 浏览: 7 views 我要评论 字号:

摘要: Here are some brief reports about science and technology from around the planet, including one about a 70-million-year-old mollusc...

Here are some brief reports about science and technology from around the planet, including one about a 70-million-year-old mollusc fossil that reveals that years back then had a few more days than we have now.

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