Daily Archives: September 16, 2013

For Twitter, Key to Revenue Is No Longer Ad Simplicity

Virtually all of Twitter’s revenue, estimated to be $583 million this year, currently comes from three basic ad formats. read more

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Insight: How freewheeling Twitter became a money-spinning juggernaut

SAN FRANCISCO (Reuters) – Around midnight on Christmas Eve of 2009, a handful of employees at Twitter received an unconventional holiday greeting from Dick Costolo, then the chief operating officer. read more

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Northrop sees foreign sales opportunities for Global Hawk

NATIONAL HARBOR, Maryland (Reuters) – Northrop Grumman Corp on Monday said it expects expanded sales of its high-altitude unmanned Global Hawk aircraft, which passed 100,000 flight hours this month, with foreign countries including Canada, South Korea and Japan considering orders. read more

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The Week: A Solar System First and Sizing Down a Mountain

Recent developments in health and science news. This week: That lip tingling from Sichuan cuisine and good news for the Arctic’s ice. read more

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CreatureCast: Creatures, Strange and Complex, in Colorful Detail

This week, we start a new video partnership with CreatureCast, a video podcast project from Brown University that uses animation to show the evolutionary range of the natural world. read more

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New Hope for H.I.V. Vaccine

A new vaccine tested in monkeys generated a muted immune response that effectively wiped out cells infected with simian immunodeficiency virus, a close relative of H.I.V. read more

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Unlocking the Potential of ‘Flammable Ice’

Scientists say there is still much that is unknown about methane hydrates, sometimes referred to as “flammable ice,” and that the commercial production of gas from them is still far-off. read more

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Letters: Science Education for All

Letters to the editor. read more

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Dot Earth Blog: Encouraging Results Seen in First Nationwide Look at Gas Leaks from Drilling Boom

A nationwide look at natural gas emissions from fracking operations finds much less leakage than industry critics claim. read more

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DNA Double Take

Your DNA and identity are not as entwined as once thought. In fact most people have multiple genomes floating around, from mutations and remnants of pregnancies or twins. read more

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Findings: The Rational Choices of Crack Addicts

Scientists have long known how drugs act on the brain’s reward center, but a researcher shows that societal factors play a large role in addiction, too. read more

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Rhapsody Cuts Staff as New Investor Arrives

The digital music service on Monday said it laid off its president, Jon Irwin, along with 15 percent of its staff. read more

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Iranians Gain Access to Facebook and Twitter

The government’s longtime firewall had forced Iranians to use special software to access the sites, and it was unclear whether the opening Monday was the result of an official decision or a glitch. read more

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DealBook: Looking to Twitter to Reignite Tech I.P.O.’s

Investors and deal makers hope that Twitter’s stock sale will help the once-soaring tech sector take flight again. read more

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