One of the greatest heartbreaks for fire fighters occurs when they fail to rescue a child from a burning building because the child, frightened by smoke and noise, hides under a bed or in a closet and is later found dead.

But in a new study, researchers demonstrated for the first time how this effect occurs in the brain.

El ni?o, Spanish for "the child", occurs when surface ocean waters in the southern Pacific become abnormally warm.

Soreness occurs since your leg muscles aren't used to that movement.

Reinforcement occurs when we receive direct or indirect rewards or punishments for particular gender role behaviors.

Social learning theories contribute to our understanding of why we behave as we do, but much of the emphasis is on early socialization rather than on what occurs throughout life

The difference occurs when someone needs to drink.

Conformation occurs when others treat you in a manner consistent with who you believe you are

On the other hand, rejection occurs when others treat you in a manner that is inconsistent with yourself definition.

The third type of feedback is disconfirmation, which occurs when others fail to respond to your notion of self by responding neutrally

In West Africa, people have long chewed kola nuts as stimulants, because they contain caffeine that also occurs naturally in tea, coffee, and chocolate.

On the other hand, Ericsson(1993) suggests that the most effective learning occurs through involvement in highly structured activities defined as deliberate practice.

The first step in awakening senses is to stop predicting what we are going to see and feel before it occurs.