A new study shows that exposure to two specific 'forever chemicals' may accelerate biological aging, especially in middle-aged men. Researchers revealed a link between faster epigenetic aging, and two of these alternatives, PFNA and PFOSA, a precursor of PFOA.

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此前,五角大楼向Anthropic施压,要求在美国时间周五晚17点前,Anthropic必须做出答复,否则和五角大楼的2亿美元合同将被取消。

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前款规定的合同条款的无效,不影响合同其他条款的效力。

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身为黑龙江省黑土保护利用研究院副院长的高洪生心里明白,上级调研就是要弄清黑土地保护仍面临哪些挑战。这样的“泼冷水”,反而是调研组乐见的。