保罗·维格纳尔和其他人发现了在二叠纪末期海洋化石沉积达到多样性高峰的地点。

Paul Wignall and others have found sites where marine fossil deposits reached a peak of diversity at the very end of the Permian period.

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我开始相信，这个故事与恩尼格玛密码机的故事、以及二战时德国密码的破译一样激动人心，一样重要。

I became convinced that this story was every bit as exciting and significant as that of Enigma and the breaking of German codes in the Second World War.

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“作为一个联邦机构，我认为我们是独一无二的，”USPS 的官员迈克·斯威格特告诉我，“因为我们几乎在这个国家的每个社区都有设点。”

"I think we're unique as a federal agency," USPS official Mike Swigart told me, "because we're in literally every community in this country."

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