Peacocks, panther chameleons, scarlet macaws, clown fish, toucans, blue-ringed octopuses and so many more: The animal kingdom has countless denizens with extraordinarily colorful beauty. But in many ...

Some of the colors we see on creatures such as blue jays and poison-dart frogs aren’t created by pigments at all.

Learn how living things make blue, and why this beautiful hue is so rare in nature. Among living things, the color blue is oddly rare. Blue rocks, blue sky, blue water, sure. But blue animals ...

Love your hydrangeas, but want to see how they would look in a different color? Depending on the variety, you may be able to change their color yourself. Here’s what to know.

You know that your digital camera only takes black and white pictures, right? The sensor collects light intensity, and each pixel records a level between 0 and 255. The color information is added ...