Computer Science
ScienceDaily: Computer Science News
- Conquering the chaos in modern, multiprocessor computers
A group of computer scientists have found a way to tame multiprocessor computers, which behave in wildly unpredictable ways even as the systems become widespread in the industry. - Boost for technology: Huge step toward mass production of coveted form of carbon
Scientists have leaped over a major hurdle in efforts to begin commercial production of a form of carbon that could rival silicon in its potential for revolutionizing electronics devices ranging from supercomputers to cell phones. Called graphene, the material consists of a layer of graphite 50,000 times thinner than a human hair with unique electronic properties. - Physicists build basic quantum computing circuit
Exerting delicate control over a pair of atoms within a mere seven-millionths-of-a-second window of opportunity, physicists created an atomic circuit that may help quantum computing become a reality. - New research advances voice security technology
Most people are familiar with security technology that scans a person's handprint or eye for identification purposes. Now we are closer to practical technology that can test someone's voice to confirm their identity. - Research streamlines data processing to solve problems more efficiently
Researchers have developed a new analytical method that opens the door to faster processing of large amounts of information, with applications in fields as diverse as the military, medical diagnostics and homeland security. - Blue skies thinking for cloud security?
As cloud computing moves data and services from local systems to remote centers, the question of security for organizations must be addressed. A research paper suggests that a cloud-free security model is the best way forward and will circumvent the fact that cloud service providers are not yet meeting regulations and legal standards. - Scatterometry: measuring ever-smaller chip production
As computer chips rapidly continue to evolve, new technologies must be developed to closely monitor the fabrication process and guard against faults at a sub-microscopic level. - Laptop revolution: New class design saves schools money, space
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 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. - A fingerprint for genes: Scientists develop new strategy to play major role in research on human diseases
Scientists in Germany have applied a new strategy to identify and characterize genes involved in endocytosis. From their findings the scientists also hope to derive significant information about how infections could be prevented and diseases treated in future. - 'Microrings'could nix wires for communications in homes, offices
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. - 3-D hand movement reconstructed using brain signals: Future portable prosthetic devices for movement-impaired
Researchers have successfully reconstructed 3-D hand motions from brain signals recorded in a non-invasive way. This finding uses a technique that may open new doors for portable brain-computer interface systems. Such a non-invasive system could potentially operate a robotic arm or motorized wheelchair -- a huge advance for people with disabilities or paralysis. - High-tech armrest: Computer-controlled hand and arm support devise developed for doctors, artists
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. - Computing: Heat helps in low power data storage scheme
Heat is often the enemy of computing and data storage, but a new experiment shows it could help reduce the amount of power needed to store data in magnetic memory. - New'hearing'maps are real conversation starters
Innovative sound-mapping software based on human hearing has been developed to help architects design out unwanted noise. The new software generates audibility maps of proposed room designs. The EPSRC project has been developed at Cardiff University. - Weakness discovered in common digital security system
The most common digital security technique used to protect both media copyright and Internet communications has a major weakness, computer scientists have discovered. - UK scientists devise worldwide food alert system
Countries producing food containing harmful bacteria and toxins could be named and shamed more quickly using a worldwide alert system devised by a team of scientists from the UK. - System to facilitate Internet use by disabled is evaluated
It is not enough to have a Braille keyboard or a computer that speaks. Until the Internet can better adapt to their needs, people with disabilities will continue to have a big disadvantage with respect to other users. New research in Spain addresses this complicated relationship. - Teens with more screen time have lower-quality relationships
Teens who spend more time watching television or using computers appear to have poorer relationships with their parents and peers, according to new study. - New device for ultrafast optical communications
A new device invented by engineers in California could make it much faster to convert pulses of light into electronic signals and back again. The technology could be applied to ultrafast, high-capacity communications, imaging of the Earth's surface and for encrypting secure messages. - Biologists use mathematics to advance our understanding of health and disease
Math-based computer models are a powerful tool for discovering the details of complex living systems. A Virginia biologist is creating such models to discover how cells process information and make decisions. - Artificial neural networks help identify predisposing factors for conversion of mild cognitive impairment to Alzheimer’s disease
Mild cognitive impairment (MCI) is often considered an early symptom of Alzheimer's disease. An analysis of genetic risk factors predisposing to MCI is critical for accessing individual predisposition and reliably evaluating the effectiveness of early treatment. In a groundbreaking study, researchers successfully used artificial neural networks to help understand the causal relation between multiple factors and the occurrence of neurodegenerative disorders. - Can mobile phones help people'EatWell?'
Most people know the rules of healthy eating, but most of us might eat a little healthier if we were reminded. Now a researcher is testing using a mobile phone to help community members steer themselves away from that chocolate cake and toward the fruits and veggies. - After 5 years, free systems biology markup language has proven popular
A scientific paper that describes a file format used by scientists to represent models of biological processes has exceeded 500 citations. The Systems Biology Markup Language (SBML) is designed to enable the exchange of quantitative models of biochemical networks between different computer software packages, allowing the models to be shared and published in a form other researchers can use in various software environments. - File-sharing software potential threat to health privacy
The personal health and financial information stored in thousands of North American home computers may be vulnerable to theft through file-sharing software, according to a new study. - Analytical eye: Viewing through the data jungle
Unmanageable volumes of data accumulate in our digitized working world. Scientists are developing analytical techniques that make use of our ability to identify complex data relationships by means of pictorial images. - The mathematics behind a good night's sleep
A mathematics professor is using math to develop a new computer model that can be easily manipulated by other scientists and doctors to predict how different environmental, medical, or physical changes to a person's body will affect their sleep. Their model will also provide clues to the most basic dynamics of the sleep-wake cycle. - Genetic link between misery and death discovered; novel strategy probes'genetic haystack'
Researchers have discovered what they describe as a biochemical link between misery and death, and in addition found a specific genetic variation that seems to break that link. Additionally, they have developed a computer model of gene-environment interactions to more efficiently probe the"genetic haystack." - When cars go to driving school
Posh cars already learn how you like your seat and steering wheel adjusted. The next generation of cars may be smart enough to learn how you drive and warn you when you’re not driving safely. - An emotion detector for baby
Baby monitors of the future could translate infant cries, so that parents will know for certain whether their child is sleepy, hungry, needing a change, or in pain. Japanese scientists have developed a statistical computer program that can analyze a baby's crying. - Digital teaching aids make mathematics fun
It will come as a surprise to schoolchildren everywhere: Learning the intricacies of algebra, calculus and geometry can be fun. So say a team of European researchers who believes they have cracked the code to making mathematics education engaging and entertaining. - Engineer creates unique software that predicts stem cell fate
A completely novel approach to analyzing time-lapse images of live stem cell behaviors has yielded a tool for successfully predicting outcomes of stem and progenitor cells. It will allow scientists to search for mechanisms that control stem cell specialization, the main obstacle in advancing the use of stem cell therapy for treatment of disease. - Neighborhood grids promise energy gains
Researchers are creating technology that will treat neighborhoods like a miniature power grid, sharing energy generated at each house according to need. Allied to a host of other developments, the concept promises huge energy savings. - New security threat against'smart phone'users, researchers show
Computer scientists have shown how a familiar type of personal computer security threat can now attack new generations of smart mobile phones, with the potential to cause more serious consequences. The researchers demonstrated how such a software attack could cause a smart phone to eavesdrop on a meeting, track its owner's travels, or rapidly drain its battery to render the phone useless. - New approach to generating truly random numbers may improve Internet security, weather forecasts
A new approach to generating truly random numbers could lead to improved Internet security and better weather forecasts, according to researchers. - New algorithm improves video game quality
A new algorithm improve computer graphics for video games. - System unveiled for regulating anaesthesia via computer
Medical researchers have developed a technique for automatically controlling anaesthesia during surgical operations. The new system detects the hypnotic state of the patient at all times and supplies the most appropriate dose of anaesthetic. - Natural-disaster mathematical aid systems aid in decision-making
Mathematicians have developed a computer application that estimates the magnitude of natural disasters and helps NGOs in the decision making process. The researchers have also presented an on-site humanitarian aid distribution model. Both could have been applied in the case of the recent Haiti earthquake. - Brain-controlled cursor doubles as a neural workout
Electrodes on the surface of the brain show that using imagined movements to control a computer cursor can generate larger-than-life brain signals after less than 10 minutes of training. - New supercomputer uses water-cooled technology to save energy
A new supercomputer uses a unique water-cooled technology achieves 30 percent savings in electrical consumption. - Grid computing for the masses
Having helped scientists study the building blocks of the universe, peer inside the human body in miniscule detail and monitor climate change, grid computing could soon be put to more mundane uses by your home or office computer. - Cameras of the future: Heart researchers create revolutionary photographic technique
Scientists have developed a revolutionary way of capturing a high-resolution still image alongside very high-speed video -- a new technology that is attractive for science, industry and consumer sectors alike. - Virtual museum guide
Archaeological treasures are being brought to life by new software. Real images are enriched with digital information on a virtual tour through ancient buildings, creating a more vivid experience for the museum visitor. - Computer simulations can be as effective as direct observation at teaching students
Students can learn some science concepts just as well from computers simulations as they do from direct observation, new research suggests. A study found that people who used computer simulations to learn about moon phases understood the concepts just as well -- and in some cases better -- than did those who learned from collecting data from viewing the moon. - Molecule with promising semiconductor properties created
Chemists have synthesized the first-ever stable derivative of nonacene, creating a compound that holds significant promise in the manufacture of flexible organic electronics such as large displays, solar cells and radio frequency identification tags. - High-tech applications envisioned for'multiferroic'crystals
Scientists have had surprising results involving an unusual family of crystalline minerals. Their findings could lay the groundwork for future researchers seeking to develop a new generation of computer chips and other information-storage devices that can hold vast amounts of data and be strongly encrypted for security purposes. - New magnetic tuning method enhances data storage
Researchers have developed a method for controlling the properties of magnets that could be used to improve the storage capacity of next-generation computer hard drives. - Perfectly shaped solid components
When metals are shaped, the materials they are made of are often damaged in the process. One cause of this is excessive press force, which cracks and perforates the material. By running simulations on a PC, research scientists can now calculate how to avoid component defects. - Home computers around the world unite to map the Milky Way
At this very moment, tens of thousands of home computers around the world are quietly working together to solve the largest and most basic mysteries of our galaxy. Volunteers from Africa to Australia are donating their computing power to help researchers map the shape of our Milky Way galaxy. Now, just this month, the collected computing power of these humble home computers has surpassed one petaflop, a computing speed that surpasses the world's second fastest supercomputer.