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Technology news 1234

Hypercubes Could Be Building Blocks of Nanocomputers

April 01, 2008 | User rating: 4.5 / 5 after 82 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 35 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 123 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 39 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 125 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 ...


Backpack straps harvest energy to power electronics

September 13, 2007 | User rating: 4.5 / 5 after 71 vote(s) | No comments yet

All that rubbing of your backpack straps on your shoulders may be put to good use, now that researchers have designed a novel type of energy harvesting backpack. The pack has straps made of a piezoelectric ...


Machines might talk with humans by putting themselves in our shoes

September 10, 2007 | User rating: 4.6 / 5 after 30 vote(s) | No comments yet

While robots can do some remarkable things, they don't yet possess the gift of gab. Since the 1970s, researchers have been trying to develop a speech-based human-machine interface, but improvements are gradual, ...


Elastic circuit connectors designed for rubber-band-like circuits

July 10, 2007 | User rating: 4.7 / 5 after 59 vote(s) | No comments yet

Researchers from Belgium have devised a plan for making headway into the area of flexible, washable electronics. These integrated electronics, which could be incorporated into clothing and biomedical applications, ...


Tactile sensor acts as a human finger in minimally invasive surgery

June 27, 2007 | User rating: 4.7 / 5 after 27 vote(s) | No comments yet

Researchers have designed a millimeter-sized sensor that has many of the tactile abilities of a human finger: it can sense the magnitude and the position of an applied force, slippage of a grasping tool, and ...


40% efficient solar cells to be used for solar electricity

June 01, 2007 | User rating: 4.6 / 5 after 441 vote(s) | No comments yet

Scientists from Spectrolab, Inc., a subsidiary of Boeing, have recently published their research on the fabrication of solar cells that surpass the 40% efficiency milestone—the highest efficiency achieved ...


To prevent accidents, car must know its driver

May 30, 2007 | User rating: 4.4 / 5 after 43 vote(s) | No comments yet

Over the past several years, scientists working in the area of intelligent vehicles have developed predictive braking systems to help prevent rear-end collisions. When your car gets dangerously close to the ...


Superconducting motor to increase power density

May 24, 2007 | User rating: 4.2 / 5 after 90 vote(s) | No comments yet

The field of electric motors has recently entered a new era. The electric motors that you see today in everything from washing machines, toys, and fans use the same basic principles as motors from 50 years ...


Microorganisms act as tiny machines in future MEMS devices

April 26, 2007 | User rating: 4.6 / 5 after 60 vote(s) | No comments yet

The single-celled Spirostomum is a tiny brown worm that can contract its 500-micrometer-long body to 25% of its length in a millisecond, making this protozoan the fastest-contracting microorganism known. ...


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