The other day I posted a rather smashing photo of a Chennai sunset which lit up the sky in purples, pinks, oranges and reds. I referred a question to my fellow blogger, Tom, about why the sky had all these amazing colours. Many thanks Tom for taking the time to answer it!
Why Does The Sky Turn Purple?
Blogstronomy: Why is the Sky Purple?http://blogstronomy.blogspot.com/2011/09/why-is-sky-purple.htmlQuestion posed by Peter, in this blog post. Of course, the more usual question is “why is the sky blue?”, but Peter, an ex-pat schoolmate of mine living in India, snapped theâ€¦