One of the most unusual sights in the world is a glacier. Glaciers are found in mountain locations and in the coldest regions on earth. They are often a surprising and beautiful blue color. But snow ...

The color has an unshakable hold on musicians, artists and writers. The background color is inspired by International Klein Blue, a hue that the artist Yves Klein first mixed in the 1950s, using it to ...

Every other Friday on Morning Edition, the Outside/In team answers a question from a listener about the natural world. For the past few weeks, we’ve been tackling queries on the theme of “blue.” What ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

A week or so ago, I got a question on Facebook that was relayed from one of the kids of a college friend, which I'll paraphrase as "What's the physics explanation of what gives objects their color?" ...