Add Yahoo as a preferred source to see more of our stories on Google. (Photo Credit: @wut_tha_hales / Instagram) A heartwarming video of a baby laughing to his heart's content over his mom's goofy ...

A psychologist explains the evolutionary and psychological roots of laughter, and what an infant’s giggles teach us about how adults bond. There’s nothing quite like bearing witness to a baby’s first ...

A good friend recently had his first child, a son, allowing my friend to join the growing number of my peers who now call themselves parents. I’m always astounded at how sudden and profound the ...

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 is from a person or an animal. We throw our heads ...

Laughter feels deeply human. It appears in conversations, family gatherings, awkward moments and bursts of joy. Yet the roots of that familiar sound stretch much further back than human history itself ...