The color purple has long been a symbol of royalty, creativity, and mystery. But according to science, it's also something else: a figment of our imaginations. While it looks just as real as red or ...

In a way, yes - but not because the snow itself has color. According to IFL Science, when sunlight penetrates a snowpack, the ...

It’s that time of the year. The leaves are starting to change colors. This week the National Weather Service in Atlanta shared the satellite image above showing fall foliage changes in the Appalachian ...

The human eye perceives color using three types of cones, but no natural light can stimulate just the the cones associated with medium-wavelength light in the visible spectrum. A new tool, nicknamed ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The human eye does not actually see purple, as purple is not a color on the visual ...

Think about the colors of the world around you—the blue of a cloudless sky, the green of a new leaf, the blazing red of a tulip’s petals. We see these colors because of the way our eyes work. But what ...

Is your green my green? Probably not. What appears as pure green to me is likely to look a bit yellowish or bluish to you. This is because visual systems vary from person to person. Moreover, an ...

Blue moons, blood moons and honey moons have all worked their way into fiction and folklore, but the changing hue of our planet's biggest satellite remains rooted in science. The moon doesn't produce ...