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New software protects confidentiality of data while enabling access and sharing

May 02, 2006 | User rating: not rated yet | No comments yet

Penn State researchers have developed software that allows databases to "talk to each other" automatically without compromising the security of the data and metadata because the queries, data communicated and other information ...


Electronic tattoo display runs on blood

February 21, 2008 | User rating: 4.5 / 5 after 396 vote(s) | User comments: 46

Jim Mielke's wireless blood-fueled display is a true merging of technology and body art. At the recent Greener Gadgets Design Competition, the engineer demonstrated a subcutaneously implanted touch-screen ...


New process generates hydrogen from aluminum alloy to run engines, fuel cells

May 16, 2007 | User rating: 4.5 / 5 after 648 vote(s) | User comments: 1

A Purdue University engineer has developed a method that uses an aluminum alloy to extract hydrogen from water for running fuel cells or internal combustion engines, and the technique could be used to replace ...


Traffic jam mystery solved by mathematicians

December 19, 2007 | User rating: 3.9 / 5 after 359 vote(s) | User comments: 31

Mathematicians from the University of Exeter have solved the mystery of traffic jams by developing a model to show how major delays occur on our roads, with no apparent cause. Many traffic jams leave drivers ...


Why a hydrogen economy doesn't make sense

December 11, 2006 | User rating: 4.2 / 5 after 404 vote(s) | User comments: 4

In a recent study, fuel cell expert Ulf Bossel explains that a hydrogen economy is a wasteful economy. The large amount of energy required to isolate hydrogen from natural compounds (water, natural gas, biomass), ...


Mathematician suggests extra dimensions are time-like

April 17, 2007 | User rating: 4.5 / 5 after 538 vote(s) | User comments: 1

In a recent study, mathematician George Sparling of the University of Pittsburgh examines a fundamental question pondered since the time of Pythagoras, and still vexing scientists today: what is the nature ...


Study: Curvy hips lure men to smart women

November 12, 2007 | User rating: 3.9 / 5 after 82 vote(s) | User comments: 7

Women with small waists and big hips also have big IQs, a new U.S. study has found.


The new shape of music: Music has its own geometry, researchers find

April 17, 2008 | User rating: 4.5 / 5 after 134 vote(s) | User comments: 11

The connection between music and mathematics has fascinated scholars for centuries. More than 200 years ago Pythagoras reportedly discovered that pleasing musical intervals could be described using simple ...


Cow Backpacks Trap Methane Gas

July 11, 2008 | User rating: 4.1 / 5 after 85 vote(s) | User comments: 34

(PhysOrg.com) -- In an attempt to understand the extent of cow flatulence on global warming, scientists in Argentina are strapping plastic bags to the backs of cows to capture their emissions.


Make Ethanol in Your Own Backyard

May 09, 2008 | User rating: 3.9 / 5 after 102 vote(s) | User comments: 25

A Silicon Valley start-up called E-Fuel is showing exactly how ethanol can live up to its name as "the people´s fuel." The company recently announced that it will soon start selling a home ethanol system, ...


Pentagon report investigated lasers that put voices in your head

February 18, 2008 | User rating: 4.5 / 5 after 137 vote(s) | User comments: 16

A recently unclassified report from the Pentagon from 1998 has revealed an investigation into using laser beams for a few intriguing potential methods of non-lethal torture. Some of the applications the report ...


Inflatable electric car can drive off cliffs

June 04, 2008 | User rating: 4.4 / 5 after 123 vote(s) | User comments: 15

It's hard to say what the most intriguing thing about XP Vehicles' inflatable car is. Maybe it's that the car can travel for up to 2,500 miles on a single electric charge (the distance across the US is roughly ...


The good news in our DNA: Defects you can fix with vitamins and minerals

June 02, 2008 | User rating: 4.6 / 5 after 104 vote(s) | User comments: 1

As the cost of sequencing a single human genome drops rapidly, with one company predicting a price of $100 per person in five years, soon the only reason not to look at your "personal genome" will be fear of what bad news ...


Indians predated Newton 'discovery' by 250 years

August 13, 2007 | User rating: 4.4 / 5 after 223 vote(s) | User comments: 2

A little known school of scholars in southwest India discovered one of the founding principles of modern mathematics hundreds of years before Newton according to new research.


Alternative theory of gravity explains large structure formation -- without dark matter

December 14, 2006 | User rating: 4.4 / 5 after 187 vote(s) | User comments: 3

In the standard theory of gravity—general relativity—dark matter plays a vital role, explaining many observations that the standard theory cannot explain by itself. But for 70 years, cosmologists have never ...


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