Cognition

Mounting evidence from species as diverse as cats, dogs, giraffes and dolphins indicates that humans are not unique in grieving over the loss of loved ones

Scientific findings uncover what our best friends know, why they do what they do and how to keep them happy

An infant’s laughter can reveal not only how babies think but also the serious reasons for this expression of joy 

The answer may surprise you

Kids adopted in a new country have an advantage in learning their native tongue as adults, even if they have not heard it since birth

Nonhuman species can seem to comprehend procreation, but even apes lack the cognitive traits to truly understand

Expressing humor is a key part of being human

Brain imaging can establish a two-way lifeline to some severely brain-damaged patients 

Chickens are smart, and they understand their world, which raises troubling questions about how they are treated on factory farms

Building on a Buddhist principle, psychologists are learning how being kind to yourself can bolster resilience, buffer against stress and improve relationships

The process keeps the attic of your mind well organized

Nongenuine chuckles cause a specific cortical region to “light up” more