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An ultrathin collagen matrix biomaterial tool for 3D microtissue engineering

April 3, 2014 1:10 pm | by EurekAlert! | Comments

A novel ultrathin collagen matrix assembly allows for the unprecedented maintenance of liver cell morphology and function in a microscale "organ-on-a-chip" device that is one example of 3D microtissue engineering. A team of researchers from the Center for Engineering in Medicine at the Massachusetts General Hospital...

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Researchers manipulate tiny objects with ultrasound

April 3, 2014 1:07 pm | by EurekAlert! | Comments

Renowned researcher in ultrasonic engineering, Dr Junhui Hu, has published his latest book "Ultrasonic Micro/Nano Manipulations " with World Scientific. Ultrasonic manipulation of tiny objects is an emerging technique to trap, concentrate, separate, rotate, orientate, position, remove, pattern, stretch...

An ethics framework should be used to decide health standards for extended, exploratory spaceflights

April 3, 2014 1:04 pm | by EurekAlert! | Comments

NASA should use an ethics framework when deciding whether, and under what conditions, spaceflights that venture outside low Earth orbit or extend beyond 30 days are acceptable if they do not meet current health standards, says a new report from the Institute of Medicine....

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Tiny power generator runs on spit

April 3, 2014 1:01 pm | by EurekAlert! | Comments

Saliva-powered micro-sized microbial fuel cells can produce minute amounts of energy sufficient to run on-chip applications, according to an international team of engineers. Bruce E. Logan, Evan Pugh Professor and Kappe Professor of Environmental Engineering, Penn State, credited the idea....

New tweetment: Twitter users describe real-time migraine agony

April 3, 2014 12:57 pm | Comments

Someone's drilling an icicle into your temple, you're throwing up, and light and sound are unbearable. Yes, it's another migraine attack. But now in 140 characters on Twitter, you can share your agony with other sufferers. It indicates a trend toward the cathartic sharing of physical pain....

Quantum cryptography for mobile phones

April 3, 2014 12:53 pm | by EurekAlert! | Comments

Secure mobile communications underpin our society and through mobile phones, tablets and laptops we have become online consumers. The security of mobile transactions is obscure to most people but is absolutely essential if we are to stay protected from malicious online attacks, fraud and theft....

Fermi data tantalize with new clues to dark matter

April 3, 2014 12:48 pm | by EurekAlert! | Comments

A new study of gamma-ray light from the center of our galaxy makes the strongest case to date that some of this emission may arise from dark matter, an unknown substance making up most of the material universe. Using publicly available data from NASA's Fermi Gamma-ray Space Telescope....

Fighting cancer with lasers and nanoballoons that pop

April 3, 2014 12:42 pm | by EurekAlert! | Comments

Chemotherapeutic drugs excel at fighting cancer, but they're not so efficient at getting where they need to go. They often interact with blood, bone marrow and other healthy bodily systems. This dilutes the drugs and causes unwanted side effects.

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Microsoft reveals Siri-like Windows Phone feature

April 3, 2014 10:09 am | by ANICK JESDANUN, AP Technology Writer | Comments

Microsoft unveiled a new virtual assistant for Windows Phone devices Wednesday as it seeks to gain traction in a highly competitive and lucrative market for smartphones. The assistant, Cortana, is named after an artificial-intelligence character in the company's "Halo" video games....

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Yahoo adds more security to thwart surveillance

April 3, 2014 9:53 am | by MICHAEL LIEDTKE, AP Technology Writer | Comments

Yahoo has added more layers of security in its effort to shield people's online lives from government spying and other snooping. The measures announced Wednesday include the completion of a system that encrypts all information being transmitted from one Yahoo data center to another....

European parliament adopts 'net neutrality' law

April 3, 2014 9:52 am | by TOBY STERLING, Associated Press | Comments

The European Parliament adopted a "net neutrality" bill on Thursday, barring Internet service providers from giving preference to some kinds of traffic on their networks - such as streaming video - when it profits them. The legislation responded to fears....

Photos of the Day: Computers teach each other Pac-Man

April 3, 2014 9:35 am | by ECN Staff | Comments

Researchers in Washington State University's School of Electrical Engineering and Computer Science have developed a method for computers to teach other computers in a teach-student sort of relationship. The robots – called agents – were able to teach each other video games Pac-Man and Starcraft....

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NASA challenge invites students to design exploration systems

April 3, 2014 9:12 am | by NASA | Comments

College and university students have an opportunity to help design systems for future space habitats and exploration systems through NASA's Exploration Habitat (X-Hab) Academic Innovation Challenge. Applications for the fifth annual challenge will be accepted through April 30....

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Can AOL ONE change the industry and take on the competition?

April 2, 2014 10:09 pm | by AllVoices | Comments

AOL CEO Tim Armstrong debuted the Web giant's new programmatic ad platform, AOL ONE, in a keynote speech at ad:tech San Francisco with some pretty hefty predictions. Global CEO of AOL Platforms Bob Lord presented the new product with a...

From Martian rocks, a planet's watery story emerges

April 2, 2014 2:21 pm | Comments

After 18 months on Mars, the rover Curiosity has taken more than 120,000 measurements of surface rocks and soil, painting a more detailed image of how much water was once on the Red Planet. An article in Chemical & Engineering News (C&EN) describes the technique....

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