High-tech camera system makes it possible for humans to see colors in the way animals do, adding vivid new perspective to the ...

If you think about it, you can’t be sure that what you see for the color red, for example, is what anyone else in the world actually sees. All you can be sure of is that we’ve all been ...

From velvety purples to fiery reds, many people can see a spectrum of vivid colors via the human eye. Others, however, may have limited hue perception due to certain conditions. Animals, on the other ...

Zebras, a children’s tale goes, became striped after “standing half in the shade and half out of it.” While the author, Rudyard Kipling, wasn’t a biologist, his story may hold some truth: research ...

In nature, it's not uncommon to observe animals that change color with the seasons. You may have heard of the arctic fox or the mountain hare, which are white in winter and brown in summer. This ...

Dogs inspire an enormous amount of curiosity about how they interpret the world, and their vision remains one of the most misunderstood areas of canine science. The common belief that dogs see only in ...

Nature comes in a variety of striking colors, but all that beauty didn't evolve for our enjoyment. Conspicuous colors tend to be signals, often helping animals woo mates or warn predators. Yet the ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color vision needed to see them. The natural world is awash with color, and many ...