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December 19, 2012 08:50 pm PST

The Half-Life of Facts: Why Everything We Know Has an Expiration Date, by Sam Arbesman - exclusive excerpt

Here's an excerpt from The Half-life of Facts: Why Everything We Know Has an Expiration Date, by Sam Arbesman. Facts change all the time. Smoking has gone from doctor recommended to deadly. We used to think the Earth was the center of the universe and that Pluto was a planet. For decades, we were convinced [...]


Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/tWOOyvOjbG0/the-half-life-of-facts-why-ev.html

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