Findings:

• roll-your-own nifty desktop background images
• grappling hooks and supercomputers and body armor and trick arrows
• MareNostrum Supercomputer
• supercomputer
• The Year of the Linux Desktop
• desktop metaphor
• Desktop Tower Defense
• Desktop air conditioner
• Google Desktop
• DiNovo Media Desktop
• Java Desktop System
• *Desktop
• Common Desktop Environment
• Remote Desktop
• desktop
• Silver Wolf Desktop
• The perils of picking a desktop image
• desktop refrigerator
• virtual desktop
• Making a desktop theme
• active desktop
• Apple Desktop Bus
• My desktop background is black
• Show Desktop
• Desktop environment
• desktop publishing
• great desktop schism

If you Log in you could create a "desktop supercomputers" node. If you don't already have an account, you can register here.