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Udemy is a website that enables anyone to teach and learn online. Udemy tries to democratize online education by making it fast, easy and free to create online courses. Udemy is an open platform, so anyone can build an online course by posting videos...

Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

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The best news, videos and pictures on the web as voted on by the Digg community. Breaking news on Technology, Politics, Entertainment, and more!

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