Probably much more than you think.

Despite what you've been told, you aren't “left-brained” or “right-brained.”

According to a new study, anti-gay attitudes may suggest a lot about the person who holds them.

Perhaps the attempt to classify something as complex and fluid as human personality is pointless, even impossible — but that doesn't stop us from trying.

Science explains how two different personality types experience time differently.

Humor may be one of the most important factors in initiating a new relationship, according to new sociology research.

Researchers at the University of Illinois conducted the largest study yet of birth order and personality. They found no meaningful relationship between birth order and personality or IQ.

 Psychologists at the University of Cambridge have revealed how individual cognitive styles impact on the type of music that moves us.