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

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

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 friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

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See what your friends are reading. Keep track of what you

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

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Music, movies, TV, shows and now friends. Get connected on iTunes 10.

Acronym Finder: The Acronym Finder is a searchable database of over 4 million acronyms, abbreviations and meanings. Covers: common acronyms, computers, science, technology, government, telecommunications, and military acronyms.

Academia.edu helps academics follow the latest research.

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

BookRix – The book community that connects authors and readers. Read and discuss free books online. Create, upload and share own books. Find new readers and get feedback.