文化可以解释为什么大脑变得更大

根据一项新的研究，一种叫做文化大脑假说的理论可以解释过去几百万年中人类和其他动物大脑尺寸的显著增加。

Culture may explain why brains have become bigger

https://www.sciencedaily.com/releases/2018/11/181108142200.htm

Muthukrishna M, Doebeli M, Chudek M, Henrich J. The Cultural Brain Hypothesis: How culture drives brain expansion, sociality, and life history. PLoS Comput Biol, 2018 DOI: 10.1371/journal/pcbi.1006504