Three students at the University of Richmond (Vladimir Hruda, David Whitehead, and Salmaan Ayaz) recently launched an interesting variation on a Google Custom Search Engine.  According to an email sent out to faculty at U of R this week, their professor says that the search engine, called Hoongle, executes a Google search, and for each search, 20 grains of rice is donated to the UN World Food Program.  An intriguing concept…

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