I'm going to give this another bump since it's been a couple years-- we're still folding! Okay, fine, it's down to just me again. Still, you can download the client software
here and join the FIRST Folding team (#43672). We're currently ranked #693!
If you aren't familiar with folding, it uses idle processing time on your computer to simulate protein folding. The project has also lead to over a hundred peer-reviewed research papers.