New research suggests that nearly every person with schizophrenia has a different genetic defect.

Feeling sad can be hard on the wallet. Psychology researchers have found that negative emotions can cost you three times more for the same item than being in a better mood.

Psychologists now say that explaining things to your mom actually helps you learn better.

Researchers have confirmed what a lot of you mothers out there already know: some infants just seem programmed to need their mothers more. Scientists have found a genetic reason why some baby monkeys are more attached to mom, and that the attachment is more like an addiction.

New research by psychologists suggests we’re born ready to look for snakes. As this ScienCentral News video reports, a series of experiments showed that people, even toddlers, tend to recognize and locate a snake faster than other plants and animals.

Why are addicts so bad at thinking about tomorrow, beyond viewing it as a better time to quit than today? New research shows smokers’ brains ignore signals about “what might happen.” The study looked at smokers’ choices about investing, not about their habit.

Is a woman’s choice of valentine really a choice? Researchers studying mice have found that alpha males can trigger growth of new brain cells in females that make them want only alpha males.

Is aggressive behavior something that sometimes happens just because we like it? Research done on mice suggests we enjoy it the same way we enjoy other addicting activities.