People love taking personality tests, but are personality types real? Maybe, and maybe not. Personality development is complicated, and most healthy personality types are not so easily defined. Your ...

There’s a reason why personality tests and personality identifiers, such as Type A, Type B, extroverted and introverted, are so common. Many folks want to know themselves better, and there’s inherent ...

A new study has identified four biologically distinct subtypes of autism, each with identifiable symptom clusters and lifetime trajectories. Researchers then linked each group to specific biological ...

Depending on the type of intersex variation someone has, it could alter their chromosome makeup, genital appearance, hormonal balance, and more. Share on Pinterest Maskot/Getty Images We’re born with ...

On a special episode (first released on August 27, 2025) of The Excerpt podcast: Is coolness just a vibe—or something deeper? A new global study spanning 12 countries finds surprising common traits ...