冬天需要池塘的海狸们为什么会集体北迁？130亿年前的宇宙中第一个分子是什么？冬眠动物的绝活竟然只是一个基因开关的变化？什么样的脑回路才会设计出像蟑螂一样的机器人？即使你侥幸没得过新冠，为什么也可能出现大脑老化？今天的3分钟科学漫游，我们一起看看这些领域知识探索的边界在哪里！

主播：奶树

关于「3分钟科学漫游」：

这是一档关于科学知识与科学漫游的播客栏目，我们希望能在几分钟左右时间里，给大家分享一些有趣又有用的科学新闻动态，带大家一起了解科学研究的最前沿，探索知识领域的边界线！

参考资料：

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Grussie F, Sahoo J, Scribano Y, et al. Experimental confirmation of barrierless reactions between HeH^+ and deuterium atoms suggests a lower abundance of the first molecules at very high redshifts[J]. 2025.

Steinwand S, Hörndli C S, Ferris E, et al. Conserved noncoding cis elements associated with hibernation modulate metabolic and behavioral adaptations in mice[J]. Science, 2025, 389(6759): 501-507.

Ferris E, Gonzalez Murcia J D, Rodriguez A C, et al. Genomic convergence in hibernating mammals elucidates the genetics of metabolic regulation in the hypothalamus[J]. Science, 2025, 389(6759): 494-500.

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Mohammadi-Nejad A R, Craig M, Cox E F, et al. Accelerated brain ageing during the COVID-19 pandemic[J]. Nature Communications, 2025, 16(1): 6411.