Step into summer with these 15 floral nail ideas that mix creativity and color—from minimalist blossoms to eye-catching ...

Red-green and yellow-blue are the so-called "forbidden colors." Composed of pairs of hues whose light frequencies automatically cancel each other out in the human eye, they're supposed to be ...

Chlorophyll makes plants look green, carotene makes them look red or orange, and xanthophyll makes them look yellow. Plants make fruits and flowers look blue by shifting acidity levels, adding ...

The red, blue and yellow scheme is one of the easiest for gardeners to put together. I used Superbena Violet Ice verbena, Supertunia Mini Vista Scarlet petunia and Superbells Yellow calibrachoa.

Scientists discovered two Mediterranean beetle species that can see red color, unlike almost all other insects.