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Police embrace emerging social media tool

Police embrace emerging social media tool

Almost 6,000 law enforcement agencies are now deploying a public notification service to provide residents with real-time alerts on crimes in progress, traffic messes and missing children.

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NASA rover sends back colorful picture of Mars

NASA rover sends back colorful picture of Mars

The photo-snapping rover Curiosity returned another postcard from Mars -- the first 360-degree color panorama of Gale Crater.

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Ask a Neuroscientist: Thinking and physical activity

Ask a Neuroscientist: Thinking and physical activity

Neuroscientists answer your questions: How does a brain think? And what is the relationship between increased physical exercise and cognitive processes
by Tom Weber

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Mars rover and other big science stories

Mars rover and other big science stories

The dramatic landing of the Mars rover Curiosity is one of the big science stories of the summer. We'll talk with two science writers about what this achievement means for American science and space exploration.

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Mars crater where rover landed looks 'Earth-like'

Mars crater where rover landed looks 'Earth-like'

The ancient Martian crater where the Curiosity rover landed looks strikingly similar to the Mojave Desert in California with its looming mountains and hanging haze, scientists said.

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NASA mission gives a peek of rover's Mars journey

NASA mission gives a peek of rover's Mars journey

NASA's latest adventure to Mars has given the world more than just glimpses of a new alien landscape.

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Aspen Ideas Festival: Google's Eric Schmidt on technology & democracy

Aspen Ideas Festival: Google's Eric Schmidt on technology & democracy

Google's executive chairman speaks at the Aspen Ideas Festival about the role of the internet in spreading democracy and building community. He says the digital world has removed the limitations of time and space and made society closer. Schmidt urges people to use the "virtual world" to make your "real world" experience bigger and more meaningful.

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Cold fusion chemist Martin Fleischmann dies at 85

British chemist Martin Fleischmann, who stunned the world by announcing that he had created a nuclear fusion device in a glass bottle, has died after a long illness. He was 85.

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Restoring Minnesota's prairies

Restoring Minnesota's prairies

The Minnesota Department of Natural Resources -- along with federal agencies and conservation groups like the Nature Conservancy -- announced a 25-year plan to restore more than two million acres of Minnesota's lost prairie. But a new report shows that we've recently lost more than one million acres of grassland, shrubland and prairieland to commodity crops.

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