[Chaos-l] Re-Blog from BA: Why is the sky dark?

[Jon Stewart-Taylor]

I expect many, if not most, of you already follow Bad Astronomy, but i  
thought this one was worth pointing out for anybody who doesn't:

    http://blogs.discovermagazine.com/badastronomy/2012/10/01/why-is-the-sky-dark-at-night/

J.
-- 
Jon Stewart-Taylor:  joncst at earthlink.net
Chapel Hill Astronomy: http://www.rtpnet.org/chaos
Cape Fear Astronomy: http://www.capefearastro.org/