Academia.edu helps academics follow the latest research.

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

San Francisco - User Reviews and Recommendations of Top Restaurants, Shopping, Nightlife, Entertainment, Services and More at Yelp

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...

The source for music information. Read artist biographies and album reviews. Find the best of new and upcoming releases. Stay in the loop with our new...

Prezi is the zooming presentation editor

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The #1 platform for free music. Free music downloads for private use - Royalty free music licenses for commercial purposes. More than 55,000 albums by...

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

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...