The color of an egg yolk is a topic that piques curiosity and often confuses consumers. Cracking open an egg to find a bright ...

Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer ...

Following is a transcript of the video. Polar bears aren't actually white.Turns out, they can come in all sorts of colors: yellow, gray, orange, and even green. That's because polar bear fur is ...