When your mood ring turns blue, it means you're feeling relaxed and ready to have fun. But what about when it turns black? Understanding mood ring color meanings can help you get the most out of this ...

A new generation of dynamic color changing jewelry is providing a fresh take on that much-maligned artisan fair staple: the mood ring. The accessory’s original iteration debuted in the 1970s and ...

A new type of finish has allowed Oura to unlock a range of new colors. But what will they cost? Miklu Silvanto, Oura’s chief design officer, says incorporating advanced computing power into a tiny ...

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 ...