In this article, researches hypothesize how the expansion of dopaminergic systems may have contributed to the development of many of our unique cognitive abilities including language.

In this article, they discuss the different strategies researches have been debating about using to communicate with uncontacted tribes. They discuss using certain handmotions and signals to show that they are friendly and others ways of communicating without posing any threat or danger.

In this article they talk about how certain words can dampen the effect of negative emotions. Furthermore they talk about how talking about how you feel can often improve your mood.

This article explains how learning a language improves functions like attention and alertness. It has also been shown that people who speak other languages have more empathy and global views.