Add Yahoo as a preferred source to see more of our stories on Google. Whether it’s the 1970s or the early 2000s, mood rings are often associated with a few different time periods. They became very ...

The idea behind a mood ring is simple: Wear it on your finger and it will reflect the state of your emotions. But, how does it work? There isn't a crystal ball to peer into to explain it, but crystals ...

Mood rings were created by New York inventors Maris Ambats and Josh Reynold in 1975. Some people call mood rings a fad of the 70s, but they seem to resurface often and have since taken the form of ...