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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DeepSeek 的 15 万次，按任何合理标准来看都是可以忽略的数字。Moonshot 和 MiniMax 合计 1650 万次，量级是另一回事——但能转化成多少真实能力，取决于他们能不能解决「如何用好这些数据」的技术问题。

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