我们日常饮用的自来水中潜藏着一种看不见的威胁纳米微塑料，这些微小的塑料颗粒可能在人体组织中积累，并引发潜在的慢性影响，如肠道菌群失调、胰岛素抵抗和肝脏代谢紊乱等。有没有一种简单、经济且适用于家庭的饮用水处理方法？

此外，官方指出，2025年AP机考未发生任何考前泄题事件，考试安全保障取得重大突破。机考全程在监考环境下进行，考生在考试当天登录系统后才能看到试题，彻底杜绝了纸质试题册失窃和泄题的风险。

人工智能的迅猛发展伴随着尚未充分揭示的环境成本。在日内瓦“人工智能惠及人类” (AI for Good)峰会召开前夕，专注于人工智能生态足迹的研究员萨莎·卢乔尼 (Sasha ...

BEIJING, July 8 (Xinhua) -- Chinese researchers have created a revolutionary runway safety system using ultra-lightweight foam concrete, nicknamed "marshmallow" concrete, that gently arrests ...

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