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Does Technology Reduce Social Isolation?

Americans are more isolated than ever, but don't blame the technology, says a new Pew study. It suggests that the Internet and cellphones actually expand our social networks.

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G.M. Tinkers With Augmented Reality System for Cars

The General Motors research labs are experimenting with an augmented reality system that will assist drivers in unsafe conditions by projecting key information onto the windshield.

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Tracking the National Mood Through Twitter

Researchers from Northeastern University and Harvard Medical School scanned 300 million Twitter messages to gauge happiness and sadness.

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Study Shows People Ignore Generic Photos Online

An eye-tracking study by online design expert, Jakob Nielsen, found that people tend to ignore generic images online.

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8 Percent of American Internet Users Go to Twitter, Report Says

A new study by the Pew Research Center found that 8 percent of Americans Internet users actively use the social networking service Twitter on a regular basis.

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Mainstream Media Still Drive Majority of Twitter Trends

A research report released Tuesday found that a large percentage of popular trends on Twitter originate from the mainstream media.

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Twitter Users Congregate Based on Mood, Study Says

New research involving Twitter finds that people tend to flock together on social networks based on mood, in addition to similar interests.

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Cellphones Are the New Junk Food

Teens with itchy typing fingers are shooting out text messages faster than any other demographic in the United States. Girls text far more than boys -- that's 3,952 text messages a month. Teenagers are...

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Mobile App Downloads Set Records on Christmas

Christmas Day downloads of iOS and Android apps from mobile app stores more than doubled compared to years past, shattering records, according to a report.

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Half of American Mobile Customers Own Smartphones, Says Nielsen

In the United States, smartphones are on track to outnumber traditional cellphones this year. As of February, about half of all Americans with cellphones were using smartphones, according to Nielsen, a...

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Lobster-Inspired Tech Helps Smartphones Navigate Indoors

The indoor location technology uses a smartphone's built-in compass, or magnetometer, to scan for variations in the Earth's magnetic field inside a structure. The information is transmitted to an...

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I.B.M. Adds an African Lab to Its Growing Global Research Network

I.B.M. is opening a research laboratory in Africa, adding another center to its growing global network of labs. The lab is also another sign of I.B.M.'s bet that Africa is set to emerge as a vital...

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Tech Seeds That Federal Money Can Plant

At a time of looming budget cuts, advocates of government financing of technology research argue that it is an investment in the nation's future.

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Study Finds Weakness in Google's Android Security Service

In the latest version of the Android operating system, Google added a security tool that is supposed to prevent users from installing harmful software. But an independent study suggests that the...

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I.B.M. Looks Ahead to a Sensor Revolution and Cognitive Computers

I.B.M. scientists predict that a sensor revolution over the next five years will increasingly enable computers to touch, see, hear, taste and smell, in their way. The advancing sensory capabilities are...

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A Quantum Computing Problem Solved

Researchers have announced a way to preserve quantum memory, a key element of making many types of quantum computing a reality. Even before it is used in computing, its developers say, it could have...

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Sizing Up Big Data, Broadening Beyond the Internet

Internet companies were just the start. Virtually every field, from science to sports to public health, is being transformed by data-driven discovery and decision-making.

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Why Web Reviewers Make Up Bad Things

Internet reviewers are fond of denouncing products and services they have never bought. Two researchers tackled this well-known but poorly understood phenomenon.

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Computer-Brain Interfaces Making Big Leaps

We might not be far away from a day when scientists can use computer-manipulation of the mind for a host of different things.

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How Surveillance Changes Behavior: A Restaurant Workers Case Study

How does surveillance affect behavior? A new study of employee monitoring software in restaurants suggests that when employees know their actions are being watched, it can significantly alter behavior...

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