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.
How Thermoses (Vacuum Flasks) Work
For inquisitive people howstuffworks.com tells about how thermoses work. You can find there other vacuum-based devices as vacuum cleaner and television.