The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald green. But ...

Ever considered decorating with emerald green? The rich shade is the most luxurious, the most bold, but also perhaps the most difficult shade of green to use. But it doesn't have to be. It's true ...

Rich colors can transform your spaces, they turn a room from cool and cold to warm and cozy in no time. They can be dramatic ...

One feature of compounds made with transition metals is their intense colour. There are many examples in nature, including ...

Two distinct yellow lateral strips mark their thorax and fade into white as the dragonflies age. A brilliant, emerald-green color covers their enormous eyes, which possess almost 360-degree peripheral ...