Articles tagged with Telephones
Research finds children exceeding screen time limits, with girls more likely to exceed recommendations for social media use as they age. The study suggests re-evaluating guidelines due to the rise of mobile devices and their impact on health.
Researchers develop acoustic tweezers that can precisely position groups of cells for study, eliminating the risk of cell damage. The device achieves a throughput of thousands of cells and enables precise control over cell-to-cell contact, paving the way for studies on cellular communication and information transfer.
Researchers at Kent State University found that college students who spent more time on their smartphones during leisure activities experienced decreased enjoyment and increased stress. The study suggests that excessive phone use can diminish the experience of daily leisure, leading to feelings of uptightness and anxiety.
Researchers at the University of Texas at Austin have created a radically smaller, more efficient radio wave circulator that could double useful bandwidth in wireless communications. The new circulator enables full-duplex functionality, allowing devices to transmit and receive signals on the same frequency band simultaneously.
Rates of problem gambling remained stable despite an increase in gambling opportunities, with only a decrease in overall participation and average days spent gambling. Men are more than twice as likely as women to be problem gamblers, contrary to popular perceptions.
A new technique enables continuous ECG surveillance during marathon races, potentially saving lives. The system uses Bluetooth and mobile phone networks to transmit data in real-time, with rapid transfer times and high accuracy.
Researchers found that contextual visual cues play a greater role in drawing viewers into a movie than screen size. The study, published in Perception journal, used miniature movie theaters with computer screens and cell phone displays to test the effect of environment on immersion.
A simple awareness-raising campaign reduced distracted driving incidents by 50% among hospital staff. The intervention educated employees about the dangers of texting and cell phone use while driving, with significant long-term impact.
A study by an international team has shown that anonymous mobile phone call record data can be as accurate as traditional census-based maps. The findings have significant implications for infrastructure and emergency planners, particularly in low-income countries where recent population density information is often scarce.
A study by Jennifer Schon found that adult children's relationship satisfaction with their parents is modestly influenced by the number of communication tools used, such as cell phones, email, and social networking sites. Adding another channel can lead to a modest increase in relationship quality and satisfaction, especially for paren...
A new study from the University of Utah confirms that substantial numbers of teens are engaging in sexting, sending and receiving explicit sexual images via cellphone. The study found nearly 20% of students had sent a nude photo, while 38% had received such a picture, highlighting the potential risks and consequences of this behavior.
Two new studies found that using hands-free, voice-controlled automobile infotainment systems, such as Siri and MyLink, can divert attention from driving. The Toyota and Hyundai systems showed promise in being less distracting, while Apple's Siri was the most distracting, even when used as a hands-free device.
A new study reveals that frequent media multitasking is associated with lower grey-matter density in the anterior cingulate cortex, a region responsible for cognitive and emotional control. The research supports earlier findings on the link between multitasking and poor attention, depression, and anxiety.
A new system, RoadRunner, uses GPS-style turn-by-turn directions to route drivers around congested roadways, yielding an 8 percent increase in average car speed. The system assigns each region a maximum number of cars and uses wireless technology to efficiently manage traffic flow.
Researchers at PNNL developed an inexpensive, high-powered microscope that can be used to identify biological samples in the field. The device uses glass spheres as a lens and can achieve 1000x magnification, suitable for detecting tiny pathogens.
A new system called DENDROID facilitates malware identification in smartphones by analyzing app structures and family relationships. This tool enables security analysts to classify unknown malware samples and track potential ancestors, enhancing their ability to detect and analyze complex threats.
Researchers at MIT developed an analytic framework that enables the analysis of GPS data on 150 million cab rides in New York City. They found that if passengers were willing to tolerate delays of five minutes or less, almost 95% of trips could have been shared.
Women college students spend an average of 10 hours a day on their cellphones, while men spend nearly eight. The study identifies 11 cellphone activities associated with addiction, including texting, emailing, and social media use. Excessive phone use poses risks for academic performance, relationships, and mental well-being.
Researchers have developed a device that uses tilted-angle standing surface acoustic waves to separate cells with minimal energy. The method is gentler than traditional methods like centrifugation and can efficiently sort cells with high purity.
A study by the JAMA Network found that vision loss significantly impacts daily life and can increase mortality risk. The research highlights the importance of addressing vision impairment to prevent adverse outcomes.
Researchers at Michigan State University developed a transparent luminescent solar concentrator that can be used on buildings, cell phones, and other devices. This technology absorbs specific nonvisible wavelengths of sunlight and converts it to electricity.
Distracted teen driving is a significant concern, with parents playing a direct role in the problem. According to a new study, more than half of teens talk on cellphones with their parents while driving, despite warnings about the hazards of distracted driving.
A large UK study found that telephone triage systems do not reduce overall practice workload, despite increasing patient contacts. Patients who receive over-the-phone support are more likely to seek follow-up advice, with no cost savings or efficiency gains reported.
Researchers found that Eastern cultures, such as South Korea and Japan, tend to customize mobile phones more than Western countries, valuing social fit and self-expression. Americans prioritize self-expression over fitting in with others.
A new system called openPDS allows individuals to store and manage their own digital data, giving them control over what information is shared with apps and services. This enables the use of personalized recommendations while preserving user privacy.
Researchers at Linköping University solved the long-standing mystery of a printed diode by applying it in the GHz band, enabling power supply to printed electronics via mobile phones. The breakthrough was achieved through tunnel effects, a phenomenon in quantum physics.
Researchers found 82% of common bacteria on participants' fingers also present on their smartphones. Women were more closely connected to their phones than men, with the most commonly found bacteria including Streptococcus, Staphylococcus, and Corynebacterium.
The e-Mental Health in Practice (eMHPrac) initiative aims to train primary health practitioners in the use of e-mental health services, promoting access to e-health for people with mental health-related conditions. The program seeks to increase users of e-mental health services by at least 20% by 2016.
A new study led by the University of Exeter found that exposure to mobile phone radiation can negatively affect sperm quality, with a significant decrease in motility and viability. The researchers suggest that this could be particularly concerning for men already on the borderline of infertility.
Researchers developed an algorithm that can transfer distinctive visual styles from acclaimed photographers to cellphone photos, improving close-up portraits. The technique uses a local transfer approach and multiscale matching to enhance image characteristics while minimizing errors.
A University of Illinois initiative, Scientific Animations Without Borders (SAWBO), uses cellphones and local languages to educate farmers about efficient teff cultivation techniques. The project resulted in a massive reduction in teff seed waste, allowing for increased crop yields and food availability.
Researchers developed GaitTrack app that uses eight motion parameters to analyze a person's walking pattern, providing valuable insights into cardiopulmonary, muscular, and neurological health. The app has shown promising results in monitoring chronic lung disease patients, predicting lung function with high accuracy.
A University of Michigan study found that 90% of parent drivers engaged in at least one distraction while their child was a passenger. The study highlights the need to consider multiple sources of driver distraction when kids are passengers and emphasizes the importance of reducing distractions to prevent crashes.
A new program combines NASA's LabNotes and FieldNotes technologies with the mFarms platform to provide relevant satellite data to African farmers and distributors. This collaboration aims to improve crop health, reduce food insecurity, and enhance agricultural productivity in sub-Saharan Africa.
A new amplifier design for mobile phone masts has been developed, achieving 50% efficiency compared to the current 30%. This could lead to a massive 200MW reduction in load on UK power stations and a corresponding decrease in CO2 emissions. The project aims to make a valuable contribution to meeting the UK's carbon reduction targets.
Researchers at the University of Cincinnati have solved a century-long puzzle by proving that Merkel cells are the initial sites for sensing touch. Their study published in Cell journal shows that gentle touch triggers action potentials in Merkel cells, mediated by the Piezo2 receptor/ion channel.
A breakthrough in amplifier design for mobile phone masts could reduce CO2 emissions by around 0.5 million tonnes a year, with an estimated saving of half a mid-size power station's output if 10,000 base stations were fitted.
The study proposes enhanced technologies and algorithms to increase data capacity and densification in short-range wireless networks, achieving speeds of up to 7Gbps per link. Beamforming is also explored as a solution for multi-gigabit connections between base stations and users, with an adaptive algorithm reducing interference.
A new security system called LatentGesture continuously monitors how a user taps and swipes their mobile device, recognizing differences from the owner's tendencies. The system achieved nearly 98% accuracy on smartphones and 97% accuracy on tablets, making it an effective tool for enhancing mobile device security.
A University of Huddersfield report recommends telephonic support as a key component of the new Health and Work Service, aiming to reduce sickness absence. The service will provide specialist advice to people off work for over four weeks, using trained advisers to assess needs and allocate appropriate care.
Researchers at Brookhaven National Laboratory have made the first 3D observations of how a lithium-ion battery anode evolves at the nanoscale. The study reveals severe microstructural changes that reduce capacity and cycle life, but shows promise for increasing battery lifespan
Researchers at the University of Michigan have created semi-transparent, colored photovoltaics that can generate electricity while maintaining their color. The cells are 10 times thinner than traditional solar cells and have a nearly 100% quantum efficiency, making them suitable for use indoors and in densely populated cities.
A team of researchers developed methods to screen thousands of synthetic molecular oscillators in small droplets, finding diverse behavior in terms of period, amplitude and phase. This diversity will play a crucial role in engineering complex behaviors in artificial cells.
A study analyzing patient telephone records at an IBD clinic found that frequent callers are more likely to be hospitalized or enter the emergency room. The analysis identified patterns of phone calls as a predictor of future medical interventions.
A quarter of crashes in the US are now attributed to mobile phone use, with texting being the riskiest activity. Experts recommend technological solutions to prevent distracted driving, such as software that prevents texting while driving or signal jamming keys.
A study by RAND Corporation found that telemedicine programs can provide good quality care for acute medical problems, with little evidence of misdiagnosis or treatment failure. Patients who used the service were younger, had fewer chronic conditions, and were more likely to be women and live in affluent areas.
University of Houston researchers have developed a new stretchable and transparent electrical conductor that could bring bendable cell phones and foldable flat-screen TVs closer to reality. The gold nanomesh electrodes demonstrate good electrical conductivity, transparency, and flexibility, with potential applications for biomedical de...
Researchers at the University of Bonn have developed an app that measures cellphone use, revealing shocking statistics. The app, dubbed Menthal, analyzes user behavior over six weeks, showing average users activate their smartphones every 12 minutes, and problematic use can lead to addiction-like symptoms.
A study published in PLOS ONE found that texting alters posture and balance while walking, causing individuals to swerve and slow down. This behavior may impact the safety of people who text and walk at the same time, highlighting the need for greater awareness about phone use while navigating.
Researchers at TUM developed a system that uses cell phones as transponders to measure distance accuracy of a few centimeters within microseconds, enhancing safety and movement prediction. The technology can also identify vulnerable road users like pedestrians and cyclists even behind obstacles.
Researchers created image-based mobile phone alerts connected to the Weather Research and Forecasting system to track Cyclone Phailin's progression. This alert system has the potential to save lives and property in India, reaching an estimated 97% of the population.
A recent NIH study using video technology and in-vehicle sensors found that drivers engage in distracting activities about 10% of the time, with risks being greatest for newly licensed teen drivers who are eight times more likely to crash or have a near miss while texting.
Novice teen drivers are more likely to engage in high-risk secondary tasks as they gain driving experience, increasing their risk of crashes. The study found that cell phone use, eating, and talking to passengers were the most distracting behaviors for new drivers.
A study of over 500 university students found that frequent cell phone use was negatively related to GPA and positively related to anxiety. Cell phone use also tended to be associated with lower levels of happiness.
Researchers transformed a $10 webcam into a mini-microscope to detect parasitic infections at the point-of-care. The device uses image recognition software to automatically identify parasite eggs in urine and stool samples.
The NREL Electric Calcium Test (e-Ca) detects infinitesimally small amounts of moisture, making it 100 to 1,000 times more sensitive than other commercial tests. The test can detect water vapor transmission rates as low as one ten-millionth of a gram per square meter per day.
Scientists at Caltech created a lab-on-a-chip device using SlipChip technology that can accurately measure the concentration of HIV RNA molecules in a sample. The digital approach uses amplification chemistry to produce a fluorescent signal, allowing for precise quantification despite changes in environmental conditions.
The NHS 111 service increased emergency ambulance calls, attendances at emergency care departments, and use of urgent care services during its first year of operation. Despite being designed to direct patients to the most appropriate level of care, NHS 111 did not reduce these pressures.
A study published in Pediatrics found that cell phone coaching improved parenting skills and reduced depression and stress in mothers. The intervention, which included daily texts and calls from coaches, helped mothers learn positive parenting strategies and their children adapted better to new situations.
A recent survey by MTV and the AP-NORC Center found that online bullying has declined across 26 of 27 forms of digital abuse, with a significant drop in sexting incidents. While progress is seen in responses to digital abuse, such as seeking help from parents or family, less progress is observed in digital dating abuse.