People rely heavily on eye contact to suss out potential dangers.
Lots of things change as we get older. Our emotions are no exception.
Scientists hope that by figuring out how the brain behaves, we'll be able to understand how people with different backgrounds reach different conclusions.
Here's an interesting fact: Italians and Spaniards live nearly two years longer, on average, than people who live in England.
Do you ever get choked up during a sad movie? Does it feel like a lump in your throat?
Scientists are learning that emotions, such as laughter, are universal.
Do you feel lonely? Chances are your friends do too.
Do certain colors affect how we think and behave, or how well we perform at work? Find out on this Moment of Science.
Recent studies have shown that people with musical training are better at picking out emotional cues in sound than people without the same musical background.
We generally say the heart is on the left side of the chest because about two-thirds of its mass is to the left of the sternum.