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

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

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

Official site of Guinness World Records, the ultimate authority on record-breaking achievement, providing information about superlative facts and feat...

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...

Prezi is the zooming presentation editor

Academia.edu helps academics follow the latest research.

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the worl...

Translation service and translation jobs for freelance translators and translation agencies.

Translation by Babylon is a free online version of Babylon

With a library of over 3,000 videos covering everything from arithmetic to physics, finance, and history and hundreds of skills to practice, we&#3...