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Tech Talk

TechTalk is your place for top science and technology news.

Candid camera catches Milky Way's bustle

New image sent back by Spitzer Space Telescope of the collection of gas, stars and dust raging in the middle of the Milky Way

Twitter at 5: powerful social force Twitter at 5: powerful social force

From modest beginnings, social networking site now respected, used by many - from from No. 1 tweeter Lady Gaga to President Obama

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New Smog Rules not Just for Big Cities

EPA Guidelines on Air Quality Would Force More Rural States to Clamp Down on Emissions from Industry, Cars

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