Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
biorhythm
WikiProject Pseuoscience may be able to help recruit one.
Trivia about biorhythm
It's an innate periodic cycle in an organism's physiological processes as in sleep & wake cycles