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 ...

Blue is the color of the ocean and the sky, and considering blue's color symbolism, it makes sense why this color is associated with calmness. In fact, one survey found that blue is a favorite color ...

Think fast: What's your favorite color? If you said blue, you're probably not alone. A few years ago, the BBC reported that, after looking at non-scientific Crayola surveys of children and ...