Laughter is often called the most human sound. It carries joy, relief, connection, and sometimes even healing. For centuries, ...

Someone in northwestern Australia heard a “laughing” sound coming from the backyard. They recorded the sound and submitted it to a citizen science database. Scientists listened to this laugh-like ...

For many years, psychologists and behavioral biologists agreed that laughter was a unique emotional expression found only in humans. However, as the study of animal emotions expanded this idea was ...