Punch, a monkey that went viral after he was abandoned by his mother in a Japanese zoo, is reminiscent of a foundational attachment theory experiment ...

Imagine you're a researcher studying how sleep affects mood. To explore the connection, you would look at two key "variables": sleep (how much someone gets) and mood (how happy or irritable they feel) ...

What makes someone feel instantly cool, no matter where you meet them? A new study suggests the answer is surprisingly consistent across cultures, and it has less to do with fashion trends and more to ...