For decades, scientists used a mirror experiment to explore whether animals could recognize themselves. In that test, ...

Stare into the looking glass and what do you see? BuzzFeed arranged an experiment where a few young adults got a chance to look into the mirror and speak candidly about their appearance on camera.

Learn how cleaner wrasse used a mirror and even dropped food to test their reflections, a behavior linked mostly to mammals. A small reef fish may be doing something scientists once thought was ...