Sometimes a laugh can add sunshine to a down day -- especially if it's one of those authentic, uncontrollable, body-shaking ones. After all, laughter is good for the mind, body and soul, no matter the ...

(CBS) - I swear, videos of babies can be an endless source of adorable amusement. Some months back we showed you a baby laughing hysterically at the sound of paper ripping. Today I present to you two ...

Babies can't possibly get a joke, so what causes their giggles? The answer might reveal a lot about the making of our minds, says Tom Stafford. What makes babies laugh? It sounds like one of the most ...

Some people are naturals with kids, and will have them giggling in a matter of seconds. If you’re not one of them, and you get kind of perplexed about what to do with somebody else’s child, check out ...

Every time my baby laughs, I am reminded what a strange emotion laughter is. "The giraffe said, 'I'm the tallest animal in the zooo-ooh-ooohhh'", I say in a sing-song voice for what feels like the ...

Researchers have known for years that newborns begin to smile spontaneously at about 6 weeks old, and start laughing at around 4 months. But until recently, the more complex question of when and how ...