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Technology & Internet
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Laptop revolution: New class design saves schools money, space
Technology
Universities around the country are struggling with shrinking budgets, even as they need to cater to the needs of an increasing number of students. New research from North Carolina State University shows that one way to cut down on costs, and simultaneously improve the learning experience, is to have students use the technology they already bring into the classroom.
Source: North Carolina State University
Posted on: Tuesday, Mar 09, 2010, 2:15pm
Rating: Not Rated | Views: 83 | Comments: 0
New research advances voice security technology
Technology
Most people are familiar with security technology that scans a person's handprint or eye for identification purposes. Now, thanks in part to research from North Carolina State University, we are closer to practical technology that can test someone's voice to confirm their identity.
Source: North Carolina State University
Posted on: Monday, Mar 08, 2010, 3:19pm
Rating: Not Rated | Views: 88 | Comments: 0
The life and death of online communities
Technology
The more heterogeneous the community of an online chat channel, the more chances the channel has to survive over time. This has been concluded in a new joint study carried out by researchers of the University of Haifa and the New Jersey Institute of Technology.
Source: University of Haifa
Posted on: Monday, Mar 08, 2010, 2:03pm
Rating: Not Rated | Views: 120 | Comments: 0
A high-tech handrest
Technology
University of Utah engineers developed a computer-controlled, motorized hand and arm support that will let doctors, artists and others precisely control scalpels, brushes and tools over a wider area than otherwise possible, and with less fatigue.
Source: University of Utah
Posted on: Monday, Mar 08, 2010, 12:25pm
Rating: Not Rated | Views: 87 | Comments: 0
New sensor array detects single molecules for the first time
Technology
MIT chemical engineers have built a sensor array that, for the first time, can detect single molecules of hydrogen peroxide emanating from a single living cell.
Source: Massachusetts Institute of Technology
Posted on: Monday, Mar 08, 2010, 8:01am
Rating: Not Rated | Views: 104 | Comments: 0
Engineering team developing helicopter that would investigate nuclear disasters
Technology
Students at Virginia Tech's Unmanned Systems Laboratory are perfecting an autonomous helicopter they hope will never be used for its intended purpose. Roughly six feet long and weighing 200 pounds, the re-engineered aircraft is designed to fly into American cities blasted by a nuclear weapon or dirty bomb.
Source: Virginia Tech
Posted on: Thursday, Mar 04, 2010, 4:29pm
Rating: Not Rated | Views: 1076 | Comments: 0
Researchers find weakness in common digital security system
Computer Science
The most common digital security technique used to protect both media copyright and Internet communications has a major weakness, University of Michigan computer scientists have discovered.
Source: University of Michigan
Posted on: Thursday, Mar 04, 2010, 12:44pm
Rating: Not Rated | Views: 114 | Comments: 0
Air Force eyes mini-thrusters for use in satellite propulsion
Technology
Mini- thrusters or miniature, electric propulsion systems are being developed, which could make it easier for the Air Force's small satellites, including the latest CubeSats, to perform space maneuvers and undertake formidable tasks like searching for planets beyond our solar system.
Source: Air Force Office of Scientific Research
Posted on: Thursday, Mar 04, 2010, 11:37am
Rating: Not Rated | Views: 103 | Comments: 0
'Microrings' could nix wires for communications in homes, offices
Technology
Purdue University researchers have developed a miniature device capable of converting ultrafast laser pulses into bursts of radio-frequency signals, a step toward making wires obsolete for communications in the homes and offices of the future.
Source: Purdue University
Posted on: Thursday, Mar 04, 2010, 11:37am
Rating: Not Rated | Views: 82 | Comments: 0
'World's most useful tree': low-cost water purification method for developing world
Technology
A low-cost water purification technique published in Current Protocols in Microbiology could help drastically reduce the incidence of waterborne disease in the developing world.
Source: Wiley-Blackwell
Posted on: Wednesday, Mar 03, 2010, 8:17pm
Rating: Not Rated | Views: 272 | Comments: 0
New device for ultrafast optical communications
Technology
"We have found a way to measure a very high capacity waveform with a combination of standard electronics and optics," said S.J. Ben Yoo, professor of electrical and computer engineering at UC Davis. A paper describing the technology was published Feb. 28 in the journal Nature Photonics.
Source: University of California - Davis
Posted on: Tuesday, Mar 02, 2010, 11:04am
Rating: Not Rated | Views: 168 | Comments: 0
Greener memory from random motion
Technology
Random thermal fluctuations in magnetic memory can be harnessed to reduce the energy required to store information, according to an experiment reported in the current issue of Physical Review Letters.
Source: American Physical Society
Posted on: Monday, Mar 01, 2010, 2:51pm
Rating: Not Rated | Views: 120 | Comments: 0
Physicists build basic quantum computing circuit
Computer Science
Exerting delicate control over a pair of atoms within a mere seven-millionths-of-a-second window of opportunity, physicists at the University of Wisconsin-Madison created an atomic circuit that may help quantum computing become a reality.
Source: University of Wisconsin-Madison
Posted on: Sunday, Feb 28, 2010, 4:53pm
Rating: Not Rated | Views: 73 | Comments: 0
The safe way to use one Internet password
Technology
A little-used Internet authentication system from the 1980s could provide the answer for enabling web users to securely sign in only once per Internet session, a Queensland University of Technology researcher has found.
Source: Queensland University of Technology
Posted on: Thursday, Feb 25, 2010, 11:25am
Rating: Not Rated | Views: 222 | Comments: 0
Laser surgery technique gets new life in art restoration
Technology
A laser technique best known for its use to remove unwanted tattoos from the skin is finding a second life in preserving great sculptures, paintings and other works of art, according to an article in ACS' monthly journal, Accounts of Chemical Research. The technique, called laser ablation, involves removing material from a solid surface by vaporizing the material with a laser beam.
Source: American Chemical Society
Posted on: Wednesday, Feb 24, 2010, 3:46pm
Rating: Not Rated | Views: 145 | Comments: 0
Optical system promises to revolutionize undersea communications
Technology
In a technological advance that its developers are likening to the cell phone and wireless Internet access, Woods Hole Oceanographic Institution (WHOI) scientists and engineers have devised an undersea optical communications system that—complemented by acoustics—enables a virtual revolution in high-speed undersea data collection and transmission.
Source: Woods Hole Oceanographic Institution
Posted on: Wednesday, Feb 24, 2010, 2:54pm
Rating: Not Rated | Views: 151 | Comments: 0
Urgent need to prepare developing countries for surge in e-wastes: UN
Technology
Sales of electronic products in countries like China and India and across continents such as Africa and Latin America are set to rise sharply in the next 10 years.
Source: United Nations University
Posted on: Monday, Feb 22, 2010, 1:00pm
Rating: Not Rated | Views: 174 | Comments: 0
Computer games can teach schools some lessons
Computer Science
Some parents might see video games as an impediment to children keeping up with their schoolwork. James Gee, however, thinks video games are some of the best learning environments around. He says that if schools adopted some of the strategies that games use, they could educate children more effectively.
Source: Arizona State University
Posted on: Monday, Feb 22, 2010, 9:21am
Rating: Not Rated | Views: 193 | Comments: 0
Engineering education must break out of 'techie' box
Technology
Engineering frequently expands technological boundaries, but Brad Allenby says engineering education is often less pioneering.
Source: Arizona State University
Posted on: Monday, Feb 22, 2010, 9:21am
Rating: Not Rated | Views: 58 | Comments: 0
New algorithm to improve video game quality
Technology
Research presented in a paper by Morgan McGuire, assistant professor of computer science at Williams College, and co-author Dr. David Luebke of NVIDIA, introduces a new algorithm to improve computer graphics for video games.
Source: Williams College
Posted on: Thursday, Feb 18, 2010, 8:28pm
Rating: Not Rated | Views: 195 | Comments: 0
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Articles From the Web
Technology
Listen: Rock Out With A Homemade Electric Guitar
Forget the air guitar solos, go electric for under $10. Sound artist Ranjit Bhatnagar, a member of NYC Resistor, specializes in building cheap, DIY instruments. He explains how to make an electric guitar from a plank of wood, some wire, a magnet and a guitar string.
Source: NPR
Posted on: Monday, Mar 08, 2010, 1:24pm
Rating: Not Rated | Views: 18 | Comments: 0
Technology
Getting More from Location Data
Thanks to smart phones and other mobile devices, the number of applications that make use of geolocation data is exploding. But developers and device makers face new challenges that include determining physical location accurately, turning coordinates into meaningful information, and protecting users' privacy.
Source: Technology Review
Posted on: Monday, Mar 08, 2010, 1:23pm
Rating: Not Rated | Views: 15 | Comments: 0
Technology
Security expert cracks PC encryption chip
Deep inside millions of computers is a digital Fort Knox, a special chip with the locks to highly guarded secrets, including classified government reports and confidential business plans. Now a former U.S. Army computer-security specialist has devised a way to break those locks.
Source: MSNBC
Posted on: Tuesday, Feb 09, 2010, 8:57am
Rating: Not Rated | Views: 142 | Comments: 0
Technology
Did Netflix Out a Customer? Your Private Details May Be Fodder for a Contest
Even 'Anonymized' User Data Can Sometimes Disclose Person's Identity
Source: ABC News
Posted on: Tuesday, Feb 09, 2010, 8:57am
Rating: Not Rated | Views: 83 | Comments: 0
Technology
Hear With Your Teeth
Conventional hearing aids use air conduction to turn up the volume on the sound traveling to the ear. But a new device from Sonitus Medical, turns up the volume using bone conduction
Source: Discovery Channel
Posted on: Tuesday, Feb 02, 2010, 11:51am
Rating: Not Rated | Views: 118 | Comments: 0
Technology
Is 2010 the year of wireless congestion?
For the last few years, wireless carriers and manufacturers have been pushing smartphones as the way to go. But now that a growing numbers of Americans are using them, the system seems like it's starting to choke.
Source: MSNBC
Posted on: Monday, Jan 04, 2010, 12:47pm
Rating: Not Rated | Views: 168 | Comments: 0
Internet
The world's top 10 spammers
Gangs of hackers make money not only by stealing from electronic accounts but also by spamming. Here are the 10 biggest offenders around the world.
Source: MSNBC
Posted on: Monday, Jan 04, 2010, 11:54am
Rating: Not Rated | Views: 142 | Comments: 0
Technology
Never Stop at a Gas Station Again
That would be how it works if you drove an electric vehicle. Your refueling would be done in the garage at your house, in a parking space at work, at the places you shop and dine.
Source: Discovery Channel
Posted on: Monday, Jan 04, 2010, 11:54am
Rating: Not Rated | Views: 167 | Comments: 0
Technology
Hollywood gives biologists a helping hand
Pixar software could help simulate molecular interactions inside cells.
Source: Nature
Posted on: Monday, Dec 14, 2009, 11:46am
Rating: Not Rated | Views: 209 | Comments: 0
Technology
Surgically Altered Fingerprints Help Woman Evade Immigration
Chinese woman dupes Japanese immigration with surgically modified fingerprints.
Source: ABC News
Posted on: Monday, Dec 14, 2009, 10:20am
Rating: Not Rated | Views: 245 | Comments: 0
Technology
Biotech Could Take Rabbits Off Lab Duty
When Ken Aldrich describes the cornea forming in a petri dish at his company's lab, it sounds crazy. But these little ball of cells might actually spare animals from lab testing and be used for transplants in humans. Aldrich is ...
Source: Discovery Channel
Posted on: Monday, Dec 14, 2009, 10:20am
Rating: Not Rated | Views: 273 | Comments: 0
Technology
What Exalts Stradivarius? Not Varnish, Study Says
A European analysis of instruments made by Stradivari indicates that their coating was not what gave them their exquisite tone.
Source: NYT
Posted on: Monday, Dec 07, 2009, 1:14pm
Rating: Not Rated | Views: 280 | Comments: 0
Technology
Scientists, lawyers mull effects of home robots
We're still far from the sci-fi dream of having robots whirring about and catering to our every need. But little by little, we'll be sharing more of our space with robots in the next decade, as prices drop and new technology creates specialized machines that clean up spilled milk or even provide comfort for an elderly parent.
Source: MSNBC
Posted on: Monday, Dec 07, 2009, 1:14pm
Rating: Not Rated | Views: 238 | Comments: 0
Technology
Amputee able to move robotic hand with his mind
An Italian-led team of scientists talk of a breakthrough in thought-controlled prostheses that connects an artificial limb through electrodes.
Source: LA Times
Posted on: Monday, Dec 07, 2009, 12:47pm
Rating: Not Rated | Views: 231 | Comments: 0
Technology
A High-Tech Hunt for Lost Art
Leonardo da Vinci probably would have loved the use of scientific gadgetry to locate his lost masterpiece.
Source: NYT
Posted on: Tuesday, Oct 06, 2009, 12:00pm
Rating: Not Rated | Views: 486 | Comments: 0
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