Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.
«Почте России» разрешат продавать лекарства ради роста доходовПутин поручил кабмину разрешить «Почте России» продавать лекарства в отделениях，更多细节参见新收录的资料
。业内人士推荐新收录的资料作为进阶阅读
编者按：本文是少数派 2025 年度征文活动#TeamSilicon25标签下的入围文章。本文仅代表作者本人观点，少数派只略微调整排版。
Partner Researcher Manager。新收录的资料对此有专业解读