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.
cell phone tracking
Cell phone tracking tracks the current position of a cell phone. To locate the phone, it must be turne on but does not require an active call. GSM localisation is then done by triangulation based on the signal strength to nearby signal masts.