Animals that look happy, smiling, or content are instantly likable. Scientists debate whether those expressions mean anything ...

He earned his moniker after sending letters with smiley faces to law enforcement ... killed as many as 160 people. Moore’s story is now the subject of a new series, Happy Face, which has a ...

You're taking in all the colorful leaves, pretty birds, and even the people you pass by — anything ... often returned with large smiles on their faces from taking in the scenery around them.