 Why a hydrogen economy doesn't make sense December 11, 2006 | User rating: 4.2 / 5 after 379 vote(s)
| User comments: 3
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), ... | |
 W3C looks to improve speech recognition technology for web transactions December 10, 2005 | User rating: not shown ( 3 vote(s) ) | No comments yet
W3C, the standards-setting body for the Internet (World Wide Web Consortium), has completed a draft for the important VoiceXML 3.0 - technology enabling voice identification verification. While normally associated ... | |
Analysis: China's futile Web clampdown September 26, 2005 | User rating: not shown ( 2 vote(s) ) | No comments yet
An axiom of Communist China's founder Mao Zedong goes, "a single spark can start a prairie fire." Today, the country's leaders fear this is only an Internet click away. | |
 Zinc Powder Will Drive Your Hydrogen Car September 11, 2005 | User rating: 4.5 / 5 after 26 vote(s)
| No comments yet
A revolutionary method of using concentrated solar energy for producing hydrogen in a clean, safe and inexpensive way was developed by a cooperation of scientists from Israel, Sweden, Switzerland and France. ... | |
 A baseball cap that reads your mind 17 hours ago | User rating: 4.2 / 5 after 21 vote(s)
| User comments: 2
It looks like an ordinary baseball cap. But when you put it on, the cap detects and analyzes the electroencephalogram (EEG) signals from your brain. It can even tell you if you’re getting too sleepy when driving ... | |
 Flies' eyes could enhance robot vision May 09, 2008 | User rating: 4.6 / 5 after 25 vote(s)
| No comments yet
Robots with flies' eyes could take advantage of the insect’s vision system to better locate the edges and boundaries of objects. This ability could help robots perform a variety of tasks more quickly and accurately ... | |
 Goodbye, Bunny Ears: Future Antennas May be Flat April 24, 2008 | User rating: 4.2 / 5 after 75 vote(s)
| User comments: 11
The long, wiry antennas that protrude from airplanes, cars, cell phones – and even the bunny ears on some TVs – may one day become novelty items. Researchers are developing a smart-skin antenna that is simply ... | |
Chain letters reveal surprising circulation patterns April 10, 2008 | User rating: 3.9 / 5 after 46 vote(s)
| User comments: 4
A chain letter hoax that fooled thousands of people may help computer scientists understand how information spreads on a global scale. | |
 Hypercubes Could Be Building Blocks of Nanocomputers April 01, 2008 | User rating: 4.5 / 5 after 80 vote(s)
| User comments: 4
Multi-dimensional structures called hypercubes may act as the building blocks for tomorrow’s nanocomputers – machines made of such tiny elements that they are dominated not by forces that we’re familiar with ... | |
 Avatar Mimics You in Real Time March 25, 2008 | User rating: 4 / 5 after 33 vote(s)
| User comments: 2
It’s a little bit like looking in the mirror at your cartoon double, except that the “reflection” is an avatar on your computer screen. Wave your hand, nod your head, speak a sentence, and your avatar does ... | |
 Rain Power: Harvesting Energy from the Sky January 22, 2008 | User rating: 4.4 / 5 after 121 vote(s)
| User comments: 27
Researchers who study energy harvesting see energy all around us – we just need to find a way to capture that energy. One of the latest energy harvesting techniques is converting the mechanical energy from ... | |
 Vehicles That Talk to Each Other Know What Lanes They're In December 18, 2007 | User rating: 4.4 / 5 after 38 vote(s)
| User comments: 3
A standard GPS receiver has an average 2D-positioning accuracy of about 13 meters. While this precision is high enough to direct you to your hotel, it’s quite a bit lower than the accuracy required to determine ... | |
 New Technology Combines GPS Benefits with Privacy Protection December 11, 2007 | User rating: 4.5 / 5 after 33 vote(s)
| User comments: 1
As GPS and other wireless location-based technologies are becoming prevalent on cell phones and other everyday devices, two researchers are thinking about the social reaction to constant surveillance. As George ... | |
 Robot Suit May Help You Achieve a Perfect Golf Swing October 31, 2007 | User rating: 4.4 / 5 after 29 vote(s)
| User comments: 1
Researchers have developed a vibrotactile feedback suit to help individuals learn new motor skills more quickly and accurately than by mimicking human teachers alone. Besides golf, dance and sports training, ... | |
 Artists 'draw on air' to create 3D illustrations September 19, 2007 | User rating: 4.2 / 5 after 123 vote(s)
| No comments yet
By putting on a virtual reality mask, holding a stylus in one hand and a tracking device in the other, an artist can draw 3D objects in the air with unprecedented precision. This new system is called “Drawing ... | |
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