LiveScience: The sky looks blue because of human physiology as well as atmospheric physics, as explained in a newly published scientific paper. July 19, 2005, 4:04 PM EDT / Source : Space.com By ...

Blue Sky, a paper goods company founded 16 years ago, appears to be seeing a massive bump in traffic to its website, www.bluesky.com, thanks to the newfound popularity of the social media platform ...