Fun With Physics enlightens, entertains - Albany Democrat Herald
via brain teasers - Google News http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNE7MTZSH4Og9haT-YOwU4NXNXpA_w&url=http://democratherald.com/news/local/fun-with-physics-enlightens-entertains/article_16f8e0d8-f102-11e2-ada1-0019bb2963f4.html
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