When you think of color-change artists of the animal world, you probably think chameleons, but these other cool beasts can change color, too. This cephalopod—that means big-headed, tentacled ...

Most of us have seen a mood ring in our lifetimes. Depending on your body temperature, the ring would change colors. It seemed like magic back then, but as an adult you may have learned that there are ...

The mineral hackmanite turns purple under UV irradiation, and the color fades back to white in a few minutes under regular white light. While investigating hackmanite, researchers found that it can ...

The colors in a photograph convey a mood, but the existing colors in an image don’t always jive with the rest of the image or give you the mood that you’re looking for. Maybe that neon outfit is ...

When you create a calendar, it takes up a default color available in the color palette of Google Calendar. This color is applied to all the events you create within the calendar. However, you can ...

Color change in animals is a response shaped by evolution. Each species has developed its own method and reason for this ability, like an overreliance on light or temperature cues, or a physiological ...