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Fraunhofer develops economical process for micro energy harvesting

November 3, 2014 4:18 pm | by EurekAlert! | Comments

When there is little space, or an exchange is complicated, then power supply for sensors via battery or cable is most often too circuitous. The best approach is to have the energy intake integrated and highly durable. One solution is offered by ...

Is space tourism safe or do civilians risk health effects?

November 3, 2014 12:46 pm | by EurekAlert! | Comments

Several companies are developing spacecraft designed to take ordinary citizens, not astronauts, on short trips into space. "Space tourism" and short periods of weightlessness appear to be safe for most individuals according to a series of articles on space biomedicine....


Ant behavior might shed insight on problems facing electronics design

November 3, 2014 12:05 pm | by EurekAlert! | Comments

Michael Hsiao plans to harness swarm intelligence based on the efficient behavior of ants. Why would this matter? Ant colonies are known for their efficiency in finding the best route to food sources. So Hsiao, professor of electrical and computer engineering ...


Raising cryptography's standards

November 3, 2014 12:01 pm | by EurekAlert! | Comments

Most modern cryptographic schemes rely on computational complexity for their security. In principle, they can be cracked, but that would take a prohibitively long time, even with enormous computational resources. There is, however, another notion of security....

A new generation of storage

November 3, 2014 11:58 am | by EurekAlert! | Comments

A bright synchrotron source that emits over a wide part of the electromagnetic spectrum from the infrared to hard X-rays is currently being built in Lund, Sweden. The MAX IV facility presents a range of technical challenges for the team putting together ...

An important new tool for quantum technology

November 3, 2014 9:13 am | by EurekAlert! | Comments

Two photons in free space do not interact. Light waves can pass through each other without having any influence on each other at all. For many applications in quantum technology, however, interaction between photons is crucial. It is an indispensable prerequisite....

The 'valley of death' facing physics start-ups

November 3, 2014 8:56 am | by EurekAlert! | Comments

In this month's issue of Physics World, James Dacey explores the ways in which physicists are bridging the "valley of death" to take their innovations from the lab into the commercial market. Dacey argues that the gruelling challenge facing all start-up companies ...

Tweeting much to gain popularity is an inefficient strategy

November 3, 2014 8:49 am | by EurekAlert! | Comments

The imbalanced structure of Twitter, where some users have many followers and the large majority barely has several dozen followers, means that messages from the more influential have much more impact. Less popular users can compensate for this....


Tech execs running the commercial space race

November 3, 2014 8:43 am | by MAE ANDERSON, AP Business Writer | Comments

Richard Branson's Virgin Galactic company is reeling from the loss of SpaceShipTwo, which crashed in California's Mojave desert on Friday, killing one of its pilots and seriously injuring the other. Branson, a billionaire business mogul whose Virgin group of companies ...

FTC says AT&T misled customers over unlimited data

October 31, 2014 12:42 pm | by JENNIFER C. KERR, Associated Press | Comments

AT&T is being sued by the government over allegations it misled millions of smartphone customers who were promised unlimited data but had their Internet speeds cut by the company - slowing their ability to open web pages or watch streaming video....

Online stores fight Amazon for piece of retail pie

October 31, 2014 12:25 pm | by MAE ANDERSON, AP Technology Writer | Comments's low prices and seemingly endless array of goods have made it the biggest online retailer in the U.S., commanding about 20 percent of all e-commerce. The company is projected to have over $89 billion in revenue this year. Its massive success ...

How climate change is affecting NASA

October 31, 2014 11:46 am | by NASA | Comments

A new study in the latest issue of the Bulletin of the American Meteorological Society provides an in-depth look at how NASA facilities have been affected by climate extremes and climate change in recent years and how the agency is preparing for the future.


Photos of the Day: 29 terrifying creatures that will give you nightmares

October 31, 2014 11:10 am | by Juste Semetaite, Community & Content Manager at | Comments

Some clinicians believe that having nightmares is a sort of therapy, a way to deal with traumatic events and stress. But if you were blessed with a reasonably sweet night's sleep, we suggest you don't scroll down, because these out-of-hell creatures ...


After Fukushima, Japan gets green boom and glut

October 31, 2014 10:15 am | by YURI KAGEYAMA, AP Business Writer | Comments

Like other Japanese who were banking on this country's sweeping move toward clean energy, Junichi Oba is angry. Oba, a consultant, had hoped to supplement his future retirement income in a guilt-free way and invested $200,000 in a 50 kilowatt ...

Lord of the microrings

October 30, 2014 4:46 pm | by EurekAlert! | Comments

A significant breakthrough in laser technology has been reported by the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California (UC) Berkeley. Scientists led by Xiang Zhang, a physicist with ...


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