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'Cloaking' device uses ordinary lenses to hide objects

November 19, 2014 2:16 pm | by EurekAlert! | Comments

Inspired perhaps by Harry Potter's invisibility cloak, scientists have recently developed several ways--some simple and some involving new technologies--to hide objects from view. The latest effort, developed at the University of Rochester ...

Could object in space be a jettisoned black hole?

November 19, 2014 2:10 pm | by EurekAlert! | Comments

In his general theory of relativity, Albert Einstein predicted that there are such things as gravitational waves. In fact, the very existence of these waves is the linchpin of the entire theory. Despite the great lengths that physicists have gone to in ...

An alternative to the 'Turing Test' for artificial intelligence

November 19, 2014 2:05 pm | by EurekAlert! | Comments

A Georgia Tech professor is offering an alternative to the celebrated "Turing Test" to determine whether a machine or computer program exhibits human-level intelligence. The Turing Test - originally called the Imitation Game - was proposed by ...

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Paper electronics could make health care more accessible

November 19, 2014 1:36 pm | by EurekAlert! | Comments

Flexible electronic sensors based on paper -- an inexpensive material -- have the potential to some day cut the price of a wide range of medical tools, from helpful robots to diagnostic tests. Scientists have now developed a fast, low-cost ...

Could hydrogen vehicles take over as the 'green' car of choice?

November 19, 2014 1:33 pm | by EurekAlert! | Comments

Now that car makers have demonstrated through hybrid vehicle success that consumers want less-polluting tailpipes, they are shifting even greener. In 2015, Toyota will roll out the first hydrogen fuel-cell car for personal use that emits only ...

Preparing for an energy-constrained future

November 19, 2014 1:31 pm | by EurekAlert! | Comments

Some time this century, the era of cheap and abundant energy will end, and Western industrial civilization will likely begin a long, slow descent toward a resource-limited future characterized by "involuntary simplicity." That's the picture painted by ...

Spooky alignment of quasars across billions of light-years

November 19, 2014 1:25 pm | by EurekAlert! | Comments

Quasars are galaxies with very active supermassive black holes at their centres. These black holes are surrounded by spinning discs of extremely hot material that is often spewed out in long jets along their axes of rotation. Quasars can shine more ...

Deadline is Thursday to enter STEM Excellence Awards

November 19, 2014 9:53 am | Comments

Educators implementing the growing field of STEM into their everyday school curriculum will have the opportunity to be honored for their efforts at FETC 2015, one of the largest conferences in the nation devoted entirely to education technology. New ...

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Scientists get to the heart of fool's gold as a solar material

November 19, 2014 9:43 am | by EurekAlert! | Comments

As the installation of photovoltaic solar cells continues to accelerate, scientists are looking for inexpensive materials beyond the traditional silicon that can efficiently convert sunlight into electricity. Theoretically, iron pyrite — a cheap compound ...

Clean energy 'bio batteries' a step closer

November 19, 2014 9:30 am | by EurekAlert! | Comments

Researchers from the University of East Anglia (UEA) are a step closer to enhancing the generation of clean energy from bacteria. A report published today shows how electrons hop across otherwise electrically insulating areas of bacterial proteins, and that ...

CERN scientists discover 2 new subatomic particles

November 19, 2014 9:24 am | by JOHN HEILPRIN, Associated Press | Comments

Scientists at the world's largest smasher said Wednesday they have discovered two new subatomic particles never seen before that could widen our understanding of the universe. An experiment using the European Organization for Nuclear ...

Financial planning gets a dose of virtual reality

November 19, 2014 9:19 am | by MICHAEL LIEDTKE, AP Technology Writer | Comments

Financial planning often involves lots of spreadsheets, pie charts and eyes glazing over. Fidelity Investments aims to change that equation with an experiment in 3-D technology designed to make money management seem more like a mesmerizing ...

China blocks websites as Internet meeting begins

November 19, 2014 9:06 am | by Associated Press | Comments

Chinese censors have newly blocked access to several popular websites as they target content delivery networks that serve much of the Internet, according to a U.S. Internet service company. The action comes as China hosts the World Internet ...

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Agency proposes fee for electric cars

November 19, 2014 8:46 am | by Scott Bauer, Associated Press | Comments

Wisconsin would join five other states that impose special fees on owners of electric vehicles, in an attempt to help make up for revenue drivers of those fuel-efficient cars aren't paying in gas taxes, under a road-funding proposal put forward by ...

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Researcher honored for work in nanomaterials

November 19, 2014 8:34 am | by EurekAlert! | Comments

Debora Rodrigues, assistant professor of civil and environmental engineering at the University of Houston, has received the Emerging Investigator award from the Sustainable Nanotechnology Organization (SNO). Rodrigues has worked with ...

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