Using cheap materials that anyone can order by mail, scientists built several color-changing electronic displays on sheets of ordinary paper. The device relies upon thermochromic ink, the same stuff ...

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 ...

Crafting is a fantastic way to unlock your creative side. Not only do you end up with an impressive project when you're finished, it also provides a mood boost that leaves you feeling great. Keep ...

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 ...