If you tickle a rat's belly, it squeals with laughter. However, we are unable to perceive this laughter as its frequency, around 50 kHz, exceeds the range of human hearing. Neuroscientist Jaak ...

Human laughter is common, but it’s a somewhat mysterious part of our evolution. It’s clear to evolutionary scholars that we laugh as a part of play, signaling our cooperation or friendliness. But how ...

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Laughter is often called the most human sound. It carries joy, relief, connection, and sometimes even healing. For centuries, we believed that laughter belonged only to us, a special emotional ...

Wildlife documentaries like the BBC’s recent series, Planet Earth III, are renowned for offering breathtaking images of animals in their natural habitats. You’d be forgiven for thinking these shows ...

Some pets are born with so much personality, it's like there's a human trapped inside them. This is especially true with vocal birds, like some of the many Parrot breeds, who have the intelligence of ...