You might think that explaining why the sky is blue would be kind of simple. But even a brief explanation of it requires a lot of science. The colors of everything you see are produced in ...

“Soothing tones of blue remind us of the tranquility of the vast sky,” says Anjie Cho, co-author of Mindful Living: A Guide to the Everyday Magic of Feng Shui” and co-founder of the Mindful ...