Male bonobos can decipher females' unreliable fertility signals, allowing them to focus their efforts on matings with the highest chance of conception, according to a study by Heungjin Ryu at Kyoto ...

Male bonobos have an impressive ability to detect when females are most fertile, even though the usual visual cues are unreliable. Researchers tracking wild bonobos in the Congo discovered that males ...

A lot of human society requires what’s called a “theory of mind"—the ability to infer the mental state of another person and adjust our actions based on what we expect they know and are thinking. We ...

We don’t just have sex to reproduce - new research suggests that using sex to manage social tension could be a trait that existed in the common ancestor of humans and apes six million years ago.