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

Latest news and features on science issues that matter including earth, environment, and space. Get your science news from the most trusted source!

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.

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

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

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.

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Find out which richest rappers, celebrities, athletes, and other professional make the most money at Celebrity Net Worth. Latest articles featuring celebrity homes, professional net worths, riches rappers, and more!