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...

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

YouTube is a place to discover, watch, upload and share videos.

Scribd is a social publishing site, where tens of millions of people share original writings and documents. Scribd

Forvo: the largest word pronunciation dictionary in the world, now with translations. All the words in all the languages pronounced by native speakers

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights a...

Photo-sharing community. Discover the world through photos.