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Nature, Published online: 26 February 2026; doi:10.1038/d41586-026-00622-9。业内人士推荐搜狗输入法2026作为进阶阅读
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 astronauts were helped on to a stretcher, which is standard practice after spending so long in the weightless environment.