Squamellaria plants grow special structures to host the ants they symbiotically rely on for nutrients. Distinct compartments help different ant colonies live peacefully side by side.

To save democracy and solve the world's biggest challenges, we need to get better at spotting and exposing people who exploit human cooperation for personal

Nationalistic behavior can put people, economies and ecosystems, and even peace, at risk. The US, which paused Columbia River talks with Canada, isn’t the only country shifting in this direction.

As the world’s population grows, contact between humans and wildlife will increase in more than half of Earth’s land areas. A new study shows where the largest changes will occur.

Reduced to its essence, the process of natural selection would look a lot like play.

As one of our closest living animal relatives, bonobos show humanlike ability to work together outside social borders in new study.

Power companies can be publicly or privately owned and may report to corporate boards, local governments or co-op members. But there’s no one best way to deliver electricity reliably and affordably.

Ancient religious customs have accelerated the evolutionary process of humans becoming more cooperative.

‘Mind-reading’ requires the ability to put yourself in someone else’s shoes, predicting their actions and reading their emotions.