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An online center for Computational Fluid Dynamics. Services include a comprehensive link section, a jobs database, a CFD-Wiki, and a discussion forum. This is the largest CFD site on the net.

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

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Compare hundreds of travel sites at once. Find a deal on the flight, hotel, car rental or vacation you want.

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 ...

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

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IMDb: The biggest, best, most award-winning movie site on the planet.

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Geocaching is a treasure hunting game where you use a GPS to hide and seek containers with other participants in the activity. Geocaching.com is the listing service for geocaches around the world.