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Science Experiments Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.


Search for a trade mark - Intellectual Property Office Visit The Vintage & Antiques Community on G+ for a plethora of vintage/antique business information.

In keeping with the theme of professor Stephen Hawking asks some Big Questions about our universe -- How did the universe begin? How did life begin? -- and discusses how we might go about answering them. Talk by Stephen Hawking.

Live stream to the ISS

gov brings you the latest images, videos and news from America's space agency. Get the latest updates on NASA missions, watch NASA TV live, and learn about our quest to reveal the unknown and benefit all humankind.

Learn about outer space, leading scientific exploration, new technology, earth science basics, & more with science videos & news from Science Channel.