Learn more about what a star’s color means and while you’ll rarely see a twinkling green star in the night sky.

Back to Article List The sky isn’t just blue — airglow makes it green, yellow, and red too The sky looks blue on a sunny day. But at night, we can see the faint glow of its true color.

Butter yellow kitchen cabinets are all the rage right now, but what colors should you pair with them? Here are some ...

Another tradition associated with this observance are the traditional Black History Month colors of black, green, red, and yellow. These colors were not chosen by random or just for their look.

Almost all TV remote controls have red, green, yellow, and blue buttons. However, most people are unaware of what these four colored buttons do.

Green, red, white and black are the four colors of Islam, so you see those a lot in Northern Africa.” How many countries in the world have red, white, and blue flags?