Add Yahoo as a preferred source to see more of our stories on Google. An eye and arms of an octopus. The small dots visible around the eye are the chromatophores. The findings are the first to ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. You might not realize this, but quickly changing colors, as ...

To track the changes in ocean color, scientists analyzed measurements of ocean color taken by the Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Aqua satellite, which has been ...

In a new study in Biology Letters, researchers show that humidity can temporarily change the color of a North American sweat ...

Every fall season, nature lovers look forward to scenic fall foliage. But do we know the science behind why leaves do this once the temperatures start dropping? Here's how nature creates art during ...