12 Worthy Causes Seek Your Spare PC Cycles

You can contribute to a variety of scientific research and charities by donating your system's idle processing power to operate an on-the-fly supercomputer.

Bob Brown, Network World

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SETI@home 11 of 14

What it's all about: SETI stands for Search for Extraterrestrial Intelligence. This project, hosted at UC Berkeley, celebrated its 10th anniversary this year. The SETI@home team last year expanded on the traditional SETI@home search for narrowband signals via the Arecibo Observatory radio telescope in Puerto Rico to look for broader-band, short-time pulses, via its Astropulse application. At last count, SETI@home had about 180,000 active volunteers and nearly 290,000 active computers doing work.

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