We humans concoct never-before-heard sentences with ease, embedding phrases within phrases to express the wildest ideas we can dream up (“the purple pangolin that waltzed across the ballroom had a ...

Many species can communicate with sounds. But when an animal makes a sound, it typically means just one thing. Monkeys, for instance, can make one warning call in reference to a leopard and a ...

It has long been known that apes can plan ahead and consider the beliefs of other individuals, but no reproducible evidence ...