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'Smart' lithium-ion battery warns of fire hazard

October 13, 2014 9:20 am | by EurekAlert! | Comments

Stanford University scientists have developed a "smart" lithium-ion battery that gives ample warning before it overheats and bursts into flames. The new technology is designed for conventional lithium-ion batteries now used in billions of cellphones....

NYC poised to end school cellphone ban

October 13, 2014 9:16 am | by KAREN MATTHEWS, Associated Press | Comments

New York City is preparing to end its ban on cellphones in schools, dooming an industry that sprang up near dozens of schools where teens could park their phones in a van for a dollar a day. Mayor Bill de Blasio - apparently the first mayor to have ...

Facebook's Zuckerberg pushes global Internet in Indonesia

October 13, 2014 4:30 am | by The Associated Press | Comments

On his first visit to Facebook-crazy Indonesia, Mark Zuckerberg met the president-elect, spread the word about his company's global Internet-access initiative and posted a photo of himself at an ancient Buddhist temple. The Facebook CEO arrived Sunday....

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Companies are harvesting your "voiceprint"

October 13, 2014 4:30 am | by Raphael Satter - Associated Press | Comments

Over the telephone, in jail and online, a new digital bounty is being harvested: the human voice. Businesses and governments around the world increasingly are turning to voice biometrics, or voiceprints, to pay pensions, collect taxes, track criminals ...

Automated imaging system will aid world hunger

October 12, 2014 5:35 pm | by Georgia Institute of Technology | Comments

Researchers from the Georgia Institute of Technology and Penn State University have developed an automated imaging technique for measuring and analyzing the root systems of mature plants. The technique, believed to be the first of its kind ...

Observing the quantum behavior of light

October 10, 2014 2:55 pm | by EurekAlert! | Comments

This is a big part of Alan Migdall's research at the Joint Quantum Institute. Many of his experiments depend on observing light in the form of photons — the particle complement of light waves — and sometimes only one photon at a time....

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Big data could accelerate the pace of new medical discoveries

October 10, 2014 2:47 pm | by EurekAlert! | Comments

Researchers at University of California, San Diego School of Medicine have been awarded a $9.2 million grant to help modernize and transform how researchers share, use, find and cite biomedical datasets. The 3-year project, a collaboration with ...

Circuits that melt away when you're done

October 10, 2014 12:18 pm | by AVS: Science & Technology of Materials, Interfaces, and Processing | Comments

Electronic devices that dissolve completely in water, leaving behind only harmless end products, are part of a rapidly emerging class of technology pioneered by researchers at the University of Illinois at Urbana-Champaign. Early results demonstrate ...

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Decay rates of radioactive substances are constant

October 10, 2014 11:47 am | by EurekAlert! | Comments

The distance between the Earth and the Sun has no influence on the decay rate of radioactive chlorine. You could ask: "And why should it anyway?", because it is well known that the decay of radionuclides is as reliable as a Swiss clock. Recently, US-American scientists ...

Leaky galaxies lead researchers to better understand the universe

October 10, 2014 11:06 am | by Ed Nakauchi, Technical Consultant, Orbel Corporation | Comments

Focusing on large, star-forming galaxies, researchers at the Johns Hopkins University were able to measure radiation leaks in an effort to better understand how the universe evolved as the first stars were formed. Sanchayeeta Borthakur, an assistant research scientist ...

Sensor uses radio waves to detect subtle changes in pressure

October 10, 2014 11:02 am | by EurekAlert! | Comments

Stanford engineers have invented a wireless pressure sensor that has already been used to measure brain pressure in lab mice with brain injuries. The underlying technology has such broad potential that it could one day be used to create....

Tesla's 'D' adds all-wheel drive, safety features

October 10, 2014 10:30 am | by Justin Pritchard - Associated Press - Associated Press | Comments

Tesla Motors CEO Elon Musk unveiled a new version of the luxury electric car maker's Model S sedan that includes all-wheel drive and self-driving "auto pilot" features. The open-to-the-public event Thursday night included free alcohol and test rides....

Dead star shines on

October 10, 2014 9:16 am | by EurekAlert! | Comments

A supernova is the cataclysmic death of a star, but it seems its remnants shine on. Astronomers have found a pulsating, dead star beaming with the energy of about 10 million suns. This is the brightest pulsar -- a dense stellar remnant....

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Hubble reveals most detailed exoplanet weather map ever

October 10, 2014 9:13 am | by EurekAlert! | Comments

A team of scientists using the NASA/ESA Hubble Space Telescope have made the most detailed map ever of the temperature of an exoplanet's atmosphere, and traced the amount of water it contains. The planet targeted for both of the investigations ...

'Plasmonic paper' detects chemical warfare agents

October 10, 2014 9:12 am | by AVS: Science & Technology of Materials, Interfaces, and Processing | Comments

Using a common laboratory filter paper decorated with gold nanoparticles, researchers at Washington University in St. Louis have created a unique platform, known as "plasmonic paper," for detecting and characterizing even trace amounts of chemicals....

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