A. B. VerHausen writes: If you've given up on SETI, now you can let your idle computer help with other kinds of scientific research. Red Hat employee Bryan Che started a project called Nightlife. He wants people to 'donate idle capacity from their own computers to an open, general-purpose Fedora-run grid for processing socially beneficial work and scientific research that requires access to large amounts of computing power.' In the end, he hopes to have more than a million nodes at Fedora.