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.
The Halley VI Research Station looks like something from a science fiction movie
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今天白天晴，北风二级左右转三四级，阵风七级左右，最高气温6℃。今天上午至夜间北风较大，已发布大风蓝色预警信号，外出注意防风防寒，谨防高空坠物；风干物燥，注意用火用电安全。新京报记者 王景曦SourcePh" style="display:none"
Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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That feeling of relative security has now been punctured by the violence of the past six months.
ВсеПолитикаОбществоПроисшествияКонфликтыПреступность。关于这个话题，同城约会提供了深入分析