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Genetic signal prevents immune cells from turning against the body

August 14, 2014 1:45 pm | by EurekAlert! | Comments

When faced with pathogens, the immune system summons a swarm of cells made up of soldiers and peacekeepers. The peacekeeping cells tell the soldier cells to halt fighting when invaders are cleared. Without this cease-fire signal, the soldiers, known as killer T cells ...

Inside the cell, an ocean of buffeting waves

August 14, 2014 1:40 pm | by EurekAlert! | Comments

Conventional wisdom holds that the cytoplasm of mammalian cells is a viscous fluid, with organelles and proteins suspended within it, jiggling against one another and drifting at random. However, a new biophysical study led by researchers at Harvard University challenges this model....

Scientists use lasers to control mouse brain switchboard

August 14, 2014 1:36 pm | by EurekAlert! | Comments

Ever wonder why it's hard to focus after a bad night's sleep? Using mice and flashes of light, scientists show that just a few nerve cells in the brain may control the switch between internal thoughts and external distractions. The study, partly funded by the National Institutes of Health ...

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Stanford professor 1st woman to win top math prize

August 14, 2014 1:30 pm | by Associated Press | Comments

An Iranian-born Stanford University professor is the first woman to win math's highest honor, the Fields Medal. The International Mathematics Union awarded the prize to Maryam Mirzakhani and three others at a meeting in Seoul on Wednesday....

Police to citizens: Be careful what you tweet

August 14, 2014 1:27 pm | by DONNA GORDON BLANKINSHIP, Associated Press | Comments

Police in Washington state are asking the public to stop tweeting during shootings and manhunts to avoid accidentally telling the bad guys what officers are doing. The "TweetSmart" campaign began in late July by a coalition of nine agencies....

Three radars are better than one: Field campaign demonstrates two new instruments

August 14, 2014 8:33 am | by EurekAlert! | Comments

Putting three radars on a plane to measure rainfall may seem like overkill. But for the Integrated Precipitation and Hydrology Experiment field campaign in North Carolina recently, more definitely was better. The three instruments, developed by the High Altitude Radar group ...

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Bypass commands from the brain to legs through a computer

August 14, 2014 8:28 am | by EurekAlert! | Comments

Gait disturbance in individuals with spinal cord injury is attributed to the interruption of neural pathways from brain to the spinal locomotor center, whereas neural circuits locate below and above the lesion maintain most of their functions. An artificial connection ...

Amazon debuts mobile payment app and card reader

August 14, 2014 8:18 am | by MAE ANDERSON, AP Technology Writer | Comments

Amazon is taking direct aim at mobile payment systems such as Square by introducing the Amazon Local Register, a credit-card processing device and mobile app designed to help small business owners accept payments through their smartphones and tablets....

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App to hail taxis, limos launches in Las Vegas

August 14, 2014 8:13 am | by MICHELLE RINDELS, Associated Press | Comments

Las Vegas visitors can now hail a ride from a taxi or limo company using their smartphone, even if they can't use the popular ridesharing apps available in many other U.S. cities. Integrity Vehicle Solutions on Wednesday launched the Ride Genie app....

Tech Tips: Considerations when phone contracts end

August 14, 2014 8:11 am | by ANICK JESDANUN, AP Technology Writer | Comments

As my two-year contract with Verizon came to an end last month, I had to resist the company's various promotions and discounts. In accepting the offers, I'd have to give up Verizon's unlimited data plan, which lets me use the phone's cellular data connection....

High-res photo satellite launched from California

August 14, 2014 8:07 am | by Associated Press | Comments

A satellite designed to produce high-resolution images of Earth from space was launched Wednesday from a military base on California's Central Coast. The commercial satellite known as Worldview-3 was sent into space atop an Atlas 5 rocket....

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Apple bans use of 2 chemicals in iPhone assembly

August 13, 2014 7:16 pm | by The Associated Press | Comments

Apple is banning the use of two potentially hazardous chemicals during in the final assembly of iPhones and iPads as part of the company's latest commitment to protect factory workers who build its trendy devices. The decision announced Wednesday comes five months after the activist groups China...

Tattoo biobatteries produce power from sweat

August 13, 2014 3:57 pm | by EurekAlert! | Comments

In the future, working up a sweat by exercising may not only be good for your health, but it could also power your small electronic devices. Researchers will report today that they have designed a sensor in the form of a temporary tattoo that can both monitor a person's progress during exercise....

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Photos of the Day: Elon Musk's Hyperloop transport

August 13, 2014 11:31 am | by ECN Staff | Comments

Elon Musk originally envisioned the Hyperloop as a tube transport system capable of shooting passengers from San Francisco to L.A. in 35 minutes. And now, according to CBS, the system is finally overcoming funding roadblocks and beginning construction....

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60% of 5-Year PV demand forecast could be impacted by trade disputes

August 13, 2014 11:19 am | by DisplaySearch | Comments

As we have recently noted, 3GW of the U.S. PV pipeline is directly at risk from ongoing trade actions against China and Taiwan. At the recent NPD Solarbuzz North America PV Conference, a variety of industry players – ranging from upstream technology and module production companies....

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