behavior

Job loss among single mothers has significant negative effects on the well-being of their children as young adults, according to a new study by researchers at the California Center for Population Research at UCLA.

Phony laughter, unlike the real thing, is unique to humans, says Greg Bryant, who is studying the acoustic properties that differentiate the two types of cachinnation.

Study provides evidence that being overweight makes people tired and sedentary — not the other way around.

Sociology doctoral student Jessica Carbino discusses dating and sex on the "TakePart Live" television show.

A study by researchers at UCLA and the University of Texas reveals gender differences in sexual regret and traces them back to our evolutionary past.

A growing body of evidence links the ability to be resilient in the face of life’s stresses with success and happiness.