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Science

NASA rover finds no hint of methane in Mars air

NASA's Curiosity rover hasn't discovered any signs of methane in the atmosphere of Mars, a finding that does not bode well for the possibility that microbes capable of producing the gas could be living below the planet's surface.

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10 more most important questions in science

Why are prime numbers so important? Can we win the war against bacteria? What's inside a black hole?

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Car factories make co-workers of robots, humans

Robots are working alongside humans on car production lines, taking what Technology Review calls "a huge step toward revolutionizing the role of robots" at car factories.

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Spying on kids to solve cyberbullying might not work

Cyberbullying is more troubling than the conventional kind because it brings unprecedented anonymity. A school district in southern California hired a private firm to comb through the cyber lives of its 14,000 middle- and high-school students.

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Review: New iOS software has features to discover

Review: New iOS software has features to discover

It didn't take long to realize that deeper down, the new iOS 7 software is the same as the one I've come to know. Many of the changes in Apple's operating system for mobile devices are cosmetic.

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Smartphone boom fuels a $1 billion fantasy sports industry

The Fantasy Sports Trade Association says 33 million Americans take part in one fantasy sport or another -- and 24 million of them play fantasy football. The growth in popularity tracks closely with the expansion of broadband access and the smartphone boom across the country.

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Spy drones could tell us more about hurricanes, weather

The two Global Hawk unmanned spy drones are investigating why certain weather patterns become hurricanes, and why some hurricanes grow into monster storms.

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Ig Nobel awards winners include study correlating drunkeness and attractiveness

An experiment that proved people who think they are drunk also think they are attractive and another that showed lost dung beetles can use the Milky Way to find their way home were among the winners at the 23rd annual Ig Nobel awards ceremony.

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Twitter says it has filed IPO documents

Twitter announced in a tweet that it has filed confidential documents for an initial public offering of stock.

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