Huge video library shared by users. Includes millions of user-generated videos: movie clips, TV clips, and music videos, as well as amateur content such as video blogging and short original videos

Search hundreds of millions of people on the world's largest social network

See what's happening - right now. Twitter contains up to the second news from around the world. Search Twitter to scan for happenings before traditional news media writes about it.

Search the profiles of professionals around the world. People list themselves on LinkedIn and create their own professional profile including their current and past companies and job titles, city, industry, and their education.

Search for documents, books, presentations, and business, academic papers archived on Scribd's social publishing site, where tens of millions of people share original writings and documents.

Huge photo sharing service with tagging and commenting on pictures, maps showing where geotagged photos were taken. Find pictures of anything, including beautiful art images. Many of the free pictures are offered via Creative Commons licenses that let you use it as a stock photo gallery.

Internet dictionary of slang words and phrases. More than 5 million street lingo words and expressions have been defined by the Internet community. The definitions on Urban Dictionary are meant to be those of slang or subculture words, phrases, and phenomena not found in standard dictionaries and tend to have the newest words. Entries are checked by volunteer editors and rated by site visitor…

Find web pages tagged with a word by other users. Great to find the most important sites for a word.