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

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

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...

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections t...

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

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessori...

Listen to music at the ultimate database of sampled music, remixes and cover songs - dig deeper into music by discovering direct links between songs a...

TED is a small nonprofit devoted to Ideas Worth Spreading -- through TED.com, our annual conferences, the annual TED Prize and local TEDx events.

The world's largest lyrics catalog