Have you ever wondered why the sky is blue but sunsets turn red and orange? This short science video explains the real reason behind sky color changes in a simple and fun way. Sunlight contains many ...

ST. LOUIS – The sky is always changing colors—from a bright blue on a clear day, to red and orange sunrises or sunsets, or multiple colors of a rainbow—there’s a lot going on that we don’t always ...

Visible light travels in electromagnetic waves, which we see as the colors of the rainbow. Different colors have different wavelengths of light. Violet and blue have the shortest wavelengths, whereas ...