Articles tagged with Internet
Computer scientists at Cornell University have developed an algorithm to identify influential people in online communities. The method uses web crawlers to map communications links and can be applied to various goals such as product sales, disease prediction, or identifying terrorist leaders.
The US National Science Foundation (NSF) is funding sensor research to monitor environmental factors, structural integrity, and health threats. Sensor networks will enable early detection of climate change, earthquakes, and biological hazards.
The Acoustical Society of America sponsors two annual awards for outstanding popular works on acoustics. Entries must be published or broadcast between January 1, 2003 and December 31, 2003, and meet criteria for accessibility, relevance, accuracy, and quality. The winners will receive a $1000 prize and an award certificate.
A study by Penn State found that users rate ease of use as crucial for using web-based road weather information systems, with map scale and resolution being key graphical elements. The study suggests that improving usability could increase public adoption of these systems.
NASA satellites provide daily, high-quality data on crop productivity, surface temperature and snow cover to support decision-making for FAS analysts. The data helps monitor natural disasters' impact on crops and assess water levels in lakes and reservoirs.
Rutgers University has been awarded a four-year, $5.45 million grant to construct and operate a wireless networking test bed for researchers nationwide. The test bed will include laboratory and field trial facilities, allowing researchers to test emerging wireless protocols in a standardized setting.
E-mail cluster bombs can overwhelm victims' inboxes and cell phones with thousands of unwanted messages. Computer scientist Filippo Menczer proposes fixing the problem by changing web forms to prompt subscribers to send their own confirmations.
A study by Ohio University researchers found that college students' attitudes towards online apparel shopping are shaped by factors like easy-to-navigate websites, secure transactions, and hassle-free returns. Despite being in rural or urban areas, most students intended to shop online for apparel products.
A cross-sectional survey of over 2000 users of Internet depression communities found that major depression was most common in the UK and Sweden, with significant numbers not receiving treatment. The study also showed that online communities can reduce feelings of isolation and lead to seeking professional help.
The Mars landers will display images of EarthDials from around the world, showcasing differences in shadows between hemispheres and equator. The project aims to educate about timekeeping and our planet's unique features.
Researchers developed a hardware platform called FPX that scans for malware signatures in parallel, allowing it to scan every byte of network traffic at an unprecedented rate. This technology can quarantine viruses and worms within sub-networks, protecting thousands of users with just a few devices.
The EMIST project will test defenses against worms, denial-of-service attacks, and routing computer attacks. The experiments will run on the Cyber Defense Technology Experimental Research network (DETER), a new testbed built by UC Berkeley and USC.
A study found that teenagers face challenges in accessing relevant health information online, with common barriers including poorly designed websites, lack of targeted content, and ineffective search strategies. To improve access, researchers suggest teaching better search skills and designing websites more tailored to users' needs.
The DETER project aims to create a closed, isolated network that can represent the entire Internet for testing and improving cybersecurity tools. The facility will enable researchers to test existing and new security technology using various attack techniques.
The eSTAR network uses intelligent agents to automatically observe and analyze astronomical events, such as supernovae explosions and black hole activity. The agents can detect and respond to the rapidly changing universe faster than humans, allowing for more efficient science discovery.
A new report by Penn State highlights the importance of coordinated broadband service access and quality in Pennsylvania's rural areas. The report emphasizes that advanced telecommunications infrastructures are crucial for spurring entrepreneurial activity, creating jobs, and supporting telecommuting workers in rural areas.
Researchers aim to create a scalable, secure, and economical network with two-way symmetric data communications service at 100 megabits per second. The project will explore fundamental innovations in network design and management to support applications not yet envisioned.
The European Cancer Patient Coalition is hindered by language barriers, with fewer than 50% of Europeans speaking a second language, including English. Digital divide also persists, with varying internet access across countries, affecting the coalition's ability to operate effectively.
Breast cancer patients participating in an online support group experienced improved well-being and empowerment through sharing personal experiences, asking for advice, and expressing emotions. The study highlights the importance of internet access for social support and low-income groups.
Rice wins nine NSF ITR grants, including a $15m award for Virtual Grid Application Development Software. The university also leads the 100 X 100 Project to develop 100-megabit-per-second Internet access nationwide.
A recent UNC study found that over 90% of internet cigarette vendors sold cigarettes to minors despite warnings about age restrictions. The researchers also discovered that many vendors did not verify the age of buyers and left packages unattended at recipients' doors.
A new study reveals that interactive virtual reality product demonstrations significantly increase consumers' likelihood of making a purchase compared to traditional advertising. By allowing users to manipulate products in the virtual world, businesses can foster a stronger emotional connection with customers and ultimately drive sales.
A recent study by Johns Hopkins found that 34% of herbal weight-loss product websites contained incorrect or misleading statements, which could lead to serious harm to consumers. The products contain serious side effects such as heart attacks, strokes, and increased blood pressure.
A University of Washington study found that using the Internet is not a reliable way for most people to find jobs. Despite widespread adoption of internet-based job search tools, researchers found that those who used the internet were actually less likely to land a job than those who didn't.
Georgia Tech researchers develop packet-level simulation capable of modeling over 1 million web browsers in near real time. The breakthrough offers new capabilities for engineers and scientists to analyze large-scale computer networks and find solutions to Internet problems.
Researchers analyzed over 450,000 web queries, finding half of users enter only one query with 54% viewing just one page of results. Site developers can improve odds by getting indexed by all search engines and crafting clear abstracts about their site's purpose.
The International Council for Science (ICSU) has released a report synthesizing over 50 science-based reviews on genetically modified organisms (GMOs) in food and agriculture. The report addresses key questions on the safety, environmental impact, and regulations of GM foods.
A new book by Corien Prins examines the tension between anonymous online activities and tracing technologies, with implications for consumer protection, liability, and privacy. The Dutch National Programme for Information Technology and Law (ITER) funded the research.
A study of 4,764 Internet users found that 40% of American adults with online access use the Internet for health information. The study also revealed that men and individuals over 75 were less likely to use the Internet for health, while those who do use it tend to have a more limited frequency of use.
Researchers at Johns Hopkins University warn of automated web forms being exploited for mass unwanted catalogs and postal disruptions. They propose technological fixes to prevent such attacks, including altering online form coding and implementing human verification steps.
A study found that most physical activity web sites provide general knowledge but lack personalized assistance to users. Tailored messages can increase the chance of material usage and personal change. One site, JustMove.org, outperformed others in providing interaction and tailored assistance.
A study by Alan Cassels and colleagues analyzed newspaper coverage of 5 different prescription drugs in 24 Canadian newspapers. The findings showed that a majority of articles failed to mention potential side effects or harms, while only a small minority provided quantitative information on benefits and harms.
Researchers found that familiarity breeds content, with engineers three times more likely to consult familiar colleagues than experts. The study suggests companies can boost productivity and satisfaction by encouraging richer social connections.
A study published in JAMA found that an internet-based weight loss program was effective among adults at risk for type 2 diabetes, with participants who received email counseling losing more weight and showing greater increases in exercise. The program provided a tutorial, weekly tips, and access to resources, as well as personalized s...
A Penn State study found that younger generations rely on the internet for travel information, while older populations turn to radio and TV. Internet awareness is increasing, leading to a substitution effect where TV users shift to using the internet and radio, and telephone use also increases.
Northumberland is renowned for its rich collection of prehistoric rock art, with up to 500 examples still existing in the field. A new website featuring the archive will display information at varying levels of complexity, providing valuable research and teaching resources.
The American Institute of Physics and the Acoustical Society of America offer science writing awards in acoustics. The most recent winners include "Snap, Crackle and Pop" by Bennett Daviss and "Acoustic Surgery" by Shahram Vaezy et al.
A recent study found that over 90% of internet sites promoting floressence and amalaki raised red flags due to lack of scientific evidence, while only 23% of selenium sites with some research backing did. The researchers recommend using specific questions to identify questionable sites.
A study found that minority breast cancer patients who used the internet for medical information experienced greater social support, which was associated with better mental and physical health outcomes. The research suggests that internet use may help prolong survival among these patients.
A study published in the Journal of Medical Systems found that internet use empowers patients and improves the physician-patient relationship. Patients who access health information online can arrive with background knowledge and ask informed questions, saving time for doctors.
A computer scientist has developed a method to find dominant topics in discussions by scanning large collections of documents for rapid word bursts. This technique could have applications in searching the Web, studying trends in society, and even screening e-mail chatter.
The iScope system provides a platform for researchers to study mouse brain tissue samples and advance understanding of complex traits such as dyslexia and schizophrenia. By enabling real-time access to high-resolution images and genetic data, the iScope facilitates international collaboration and accelerates discoveries in neuroscience.
A new study by Cornell University researchers finds that selfish routing on the Internet can slow down data transfer by up to one and one-third times what could be achieved by an ideal system. To combat this, they suggest routers consider not only the least congested route but also its impact on the network when sending information.
OptIPuter program to deploy DiamondWave all-optical switches, enabling fast and cost-effective network with high-speed data transmission. The platform will support scalable and flexible network infrastructure with minimal signal power loss and latency.
A Cornell University library sciences study found that instructors setting minimal bibliographic guidelines for research led to a return of citation levels to pre-Internet era. Students now obtain references from original sources like government papers and legal documents more easily online.
A new protocol developed by Penn State professor Jonghun Park can allocate resources up to 10 times faster than existing technology. The decentralized protocol allows for efficient resource allocation, solves deadlock and livelock problems, and enables collaboration across multiple independent organizations.
Researchers are developing a gateway server to make web sites accessible to people with visual impairments, providing a 'window to the world.' The project also aims to reduce barriers to internet use among people with disabilities through assistive technology and training.
A study of two Georgia cities reveals that basic IT literacy has only marginal success in helping underserved groups access economic opportunities. Most disadvantaged social groups face difficulties sustaining their use of technology beyond initial classroom training, leading to frustration and limited benefits.
A sociologist's study of over 20,000 adults from 178 countries reveals that people are maintaining existing social connections while adding internet communication. The findings also show that the internet is a preferred method for communicating with distant friends and relatives, but can be both beneficial and burdensome.
A recent study published in the Journal of the American Medical Association found that internet filters can effectively distinguish between health information and pornography when set at moderate levels. However, highly restrictive settings may block a significant portion of essential health sites, while still providing excellent porn ...
A study by researchers at Ohio State University suggests that a disaster crippling major Internet nodes, such as Los Angeles and New York, could disconnect smaller cities from the entire network. This vulnerability is a concern due to the hub-and-spoke model of the modern Internet, which relies heavily on these central locations.
Physicist Bryan Caron and his team have achieved a world record-breaking data transfer rate, equivalent to transferring a full compact disk in under eight seconds. The team created a dedicated 'light path' spanning 12,000 km, bypassing the public Internet to establish a new transatlantic superhighway for researchers.
Researchers have developed a high-speed encryption protocol using noisy light to secure information, promising unconditionally secure, fast, easy-to-manage, and cost-efficient security. The Northwestern method transmits encrypted data at 250 megabits per second, outpacing conventional cryptography and existing quantum methods.
JASON II, a $2.5 million project, begins science operations with enhanced manipulative, sampling, thrust and payload capabilities. The system allows researchers to work in new ways, increasing productivity and enabling real-time analysis of ocean floor data.
A study by Penn State researchers found that slow download speeds increase arousal in some individuals, leading to greater physiological excitement and improved memory. Slower speeds also encourage more active browsing behaviors.
Researchers successfully transmitted haptic (touch) feedback across the Atlantic, enabling collaborative tasks like lifting a virtual box. The demonstration uses a robotic arm to simulate touch, allowing users to feel each other's manipulations in real-time.
Cornell University's Macaulay Library has gained access to digital sound recordings and high-definition video clips, enabling researchers, conservationists, and citizen-scientists to support ornithology projects. The new system provides streaming capabilities for sounds and video over the Internet and maintains all digital assets.
Distributed computing experiment simulates protein folding, predicting folding rates and trajectories. Laboratory experiments confirm predictions, showing excellent agreement with simulated data.
The Council on Competitiveness symposium features Carnegie Mellon's ESM (End System Multicast) technology, enabling efficient and cost-effective live streaming over the Internet. With its distributed coordination mechanism, ESM adapts to network dynamics for optimal bandwidth and latency.
A new software-based approach developed by Penn State engineers allows subscriber signals to be processed ahead of others experiencing strong co-channel interference, improving efficiency and minimizing interference in wireless local loops.