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A short explanation of why the sky is blue, the Tyndall Effect, sunsets, blue haze and opalescence.
A short and simple description to a common question - Why is the Sky Blue? - The blue color of the sky is a result of sunlight passing through and interacting with the atmosphere.
A brief and detailed explanation of why the sky is blue, touching on Rayleigh scattering, the wavelength of light and how our eyes work.
Detailed explanation of why the sky is blue with more details about the atmosphere and experiments to do.
The answer to the common question of why the sky is blue.
A brief and well explained description of why the sky is blue.
A useful astronomy based site for finding what is visible in the night sky at 40 degrees (N) latitude. Useful links to other sites.
A simple explanation of why the sky appears blue when the sun is high and red at sunset. A brief description is given of a home experiment to demonstrate the effect.
Find out how light scattering makes the sky blue and clouds white.