Joy—fleeting woo-hoo moments like "catching the perfect wave"—is felt by many diverse animals, and researchers want to know ...

America certainly is facing some dark and perilous times and it’s becoming more and more of a challenge to maintain a positive attitude. But it is possible to have joy. It starts with realizing the ...

The definition of joy in Webster’s New Collegiate Dictionary is “The emotion excited by the acquisition or expectation of good, gladness, delight. State of happiness, bliss. That which causes ...