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.
Some social scientists found that overall, aging is associated more with positive, passive emotions instead of negative, active emotions.
If you have a dog, you may have noticed that sometimes it seems to be smiling. Of course, we know that dogs don't really smile, right?
Here’s an idea you may not expect: Love is as basic as our needs for food and water. Learn more on this Moment of Science.
Do other animals besides humans cry? Find out on this Moment of Science.
Love hurts. We all know this. But a recent study suggests that rejection really does cause physical pain. Learn more on this Moment of Science.
Does your mood effect your physical ability to fight the common cold? Find out on this Moment of Science.
Learn about the importance and effects of eye contact on this Moment of Science.
Ever wonder how the different sides of the brain operate? Find out on this Moment of Science.
What can emotions have to do with smoking? Find out on today's Moment of Science.