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 ...

So why is laughter so hard to control? Research suggests that there are two kinds of laughs: helpless, involuntary laughter ...

Tickling is strange because it does not feel optional. You do not decide to laugh. Your body just does it. The sound comes out before your brain has time to judge whether anything is funny. People ...

This article is republished from The Conversation. Laughter is an everyday reminder that we humans are animals. In fact, when recorded laughter is slowed down, listeners can’t tell whether the sound ...

It’s no secret that many people go online just to have a good laugh or mindlessly scroll through amusing content for a while. And there’s nothing wrong with that; we know it’s a great way to fight ...

Leslie Katz led a team that explored the intersection of tech and culture, plus all manner of awe-inspiring science, from space to AI and archaeology. When she's not smithing words, she's probably ...

Rats have what appears to be a “laugh centre” in their midbrain that is activated when the animals are tickled or when they engage in play behaviours. Researchers first discovered that rats could ...