Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00599-5
However, in a narrow set of cases, we believe AI can undermine, rather than defend, democratic values. Some uses are also simply outside the bounds of what today’s technology can safely and reliably do. Two such use cases have never been included in our contracts with the Department of War, and we believe they should not be included now:
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近日，广东深圳的龙先生在自己的博客上发布了两篇文章，称自己为80岁老母亲的手机设置了三重防诈骗的“防火墙”，但在诈骗分子的精心谋划下，母亲账上的95万元在7天内分3次被转走。
「這是個指標，檢驗『MAGA』是能夠再延續，還是整件事將回到建制派勝出的老劇本。」
12月20日，平谷线马坊站至马昌营站高架区间施工现场，一段桥梁上部结构正在进行施工转体作业。新京报记者 王贵彬 摄