Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with fr...

foursquare

Twitter is without a doubt the best way to share and discover what is happening right now.

Google Earth Hacks provides thousands of fun and interesting files to use with Google Earth.

Offers bookmark synchronization, search enhancement and web discovery based on sites bookmarked by users.

Northwestern University Department of Electrical Engineering & Computer Science, McCormick School of Engineering and Applied Sciences

Princeton University is a vibrant community of scholarship and learning that stands in the nation's service and in the service of all nations.