Jamba's new Vanilla Blue Sky smoothie is boosted with spirulina, a blue-green algae. We tasted it, and it's actually pretty good.

Get inspired by these blue bathroom ideas that make any space feel fresh, bright, and inviting — from soft sky blues to deep ...

Looking for a sky event this week? Check out our full Sky This Week column. October 13: The Moon reaches Last Quarter The Moon rises together with Jupiter around midnight on October 13 and are visible ...

Looking for a sky event this week? Check out our full Sky This Week column. October 18: Io, Europa, and their shadows cross Jupiter The Moon and Venus hang close together in the predawn sky, sharing ...

Editor's Note: This essay appeared in Cognoscenti's newsletter of ideas and opinions, delivered weekly on Sundays. To become a subscriber, sign up here. Every so often we put out a call to our readers ...