If you own a portable audio player and have an Internet connection, you can listen to lectures from some of the nation's top universities. Ever want to attend a world-class university like Stanford or Harvard but don't have the time, opportunity or grades? Now, thanks to the magic of podcasts, all you need is a portable audio player and an Internet connection to enjoy the growing body of online lecture courses provided for free by top colleges. As the podcast snowball continues rolling – podcast users accounted for 12 percent of the Net's population in 2006 – universities are beginning to jump on the bandwagon.

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