This science experiment is fun for all ages and teaches the age-old question, why the sky is blue ... Visible light consists of colors of the rainbow, each has a wavelength.

However, such a thing is hardly necessary for a trio of conjunctions this month involving the crescent moon, Mars, the ...

Simply put, the sky seems to be on fire. The reason we see different colors at different times has to do with the physics of light. Visible light travels in electromagnetic waves, which we see as ...

The sky is an explosion of colors and shapes, each star encapsulated in ripples of yellow, gleaming with light like reflections on water. Van Gogh's brushstrokes create an illusion of sky movement ...