Although our visual system can paint a vibrant portrait of the world, its palette of colors is actually quite limited, as we only see between 390 to 750 nm of the full electromagnetic spectrum while ...

Our ancestors had evolved the ability to see the full-color spectrum of visible light, except for UV around 30 million years ago; a new study has demonstrated. The scientists have finished a detailed ...

In the study of why and how animals look the way they do, color is king—at least, the range of color humans can see. A University of Michigan study has examined a color range that humans can't see and ...

Unlike us, many animals can see ultraviolet light. If you're using a video screen to study their visual perception, therefore, that screen really ought to work in the UV spectrum – and a new one does ...

While humans possess three kinds of color-sensitive cones, birds have four. This is an Inside Science story. Hummingbirds can see colors humans can only imagine, an ability that now sheds light on an ...

One of the enduring commonalities across most human societies is the belief that our eyes are a window into the immutable truth of the universe. Eyewitnesses are accorded special status in trials, ...

A house cat's bizarre antics may be more than just feline folly. The kitty may be seeing things that human eyes can't. Unlike humans, many animals see in ultraviolet, and a study now suggests that ...

When hummingbirds make decisions regarding food, evading predators or choosing a mate, they’re influenced by the diverse colors they can see that are invisible to human eyes, according to a new study.