Stellar spectral classification utilizes seven main classes (O, B, A, F, G, K, M), ordered by decreasing surface temperature, with each class further subdivided into numerical subclasses (0-9) ...

Pablo Picasso's surreal cubist artistic style shifted common features into unrecognizable scenes, but a new imaging approach bearing his namesake may elucidate the most complicated subject: the brain.

In computer graphics, the color of a single wavelength of light, starting with violet at the low end and proceeding through indigo, blue, green, yellow and orange and ending with red. THIS DEFINITION ...

Data visualizations are beautiful, exciting ways to tell stories. But you have to choose carefully in designing a map or chart, and one of the biggest mistakes is misusing rainbow colors. Rainbow ...

A male Broad-tailed Hummingbird photographed at the Rocky Mountain Biological Laboratory in Gothic, Colorado, where researchers conducted field experiments on avian color vision. Noah Whiteman / ...