Articles tagged with Smartphones
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The International Telecommunication Union (ITU) has reaffirmed the need for critical cooperation on submarine cable resilience, with a focus on shortening repair times and supporting underserved regions. The Porto Summit Declaration and recommendations aim to bolster international cooperation across governments and industries.
A team of researchers at Lancaster University has created a digital platform called 'Pace Me' to help people with Long COVID manage their energy levels. The study, published in Nature Communications, found that the intervention was safe and well-received, but did not outperform standard care in reducing symptoms.
The International Submarine Cable Resilience Summit 2026 will focus on advancing actionable solutions to strengthen submarine telecommunication cable resilience. The event aims to accelerate cable repairs, improve risk mitigation and enhance regulatory frameworks.
A new study finds that short-term digital disconnection improves well-being, with participants reporting more positive effects and feeling more energetic. However, these changes are relatively small and tend to dissipate after two to three hours.
Researchers found that nearly half of geostationary satellite communications are not encrypted, putting sensitive data such as cellular texts, voice calls, and military information at risk. The study led to immediate action from companies like T-Mobile, Walmart, and KPU Telecom, which enabled encryption in response to the findings.
A study by Bielefeld University used anonymized WhatsApp metadata to show that personalized feedback can help people understand their communication habits. Many participants adjusted their views on response speed and chat participation after seeing data-based visualizations.
Smartphone apps based on psychological theories are 3 times more effective than minimal support in helping people quit smoking long-term. The apps improve sustained abstinence rates when combined with traditional interventions or pharmacotherapy.
A new smartphone-based system can accurately diagnose sleep apnea in stroke patients, identifying 67% of those with moderate to severe apnea. The portable tool uses sensors and digital biomarkers to monitor breathing, oxygenation, and body position during the night.
A study by the University of Washington School of Medicine found that US adolescents spend more than an hour per day using their cellphones during school hours. Social media apps account for the largest share of use. The study's lead author notes that objective smartphone data provides a clearer picture of actual use.
This study found that US youth spent more than an hour using smartphones during school hours, primarily for social media use. Objective findings from a large sample confirm previous self-report studies, highlighting the need for responsible smartphone use among adolescents.
Marty Cooper, Illinois Tech alumnus and 'Father of the Cell Phone,' is being honored for his legacy of mentorship and inspiring others through innovation. He received the 2025 Marconi Society Lifetime Achievement Award for his lifetime of leadership in wireless communications.
Studies show that patients with advanced ovarian and metastatic breast cancer dedicate approximately 7 hours per week to cancer-related tasks. Most participants report performing these tasks daily, impacting their time burden. The use of a mobile app facilitated the collection of detailed time-use data.
A new analysis using COTSI data reveals that verifying fake accounts for use in the US and UK is almost as cheap as in Russia, while Japan and Australia have high prices due to SIM costs and photo ID rules. The average price of SMS verification for an online platform was $0.26 in the US and $0.10 in the UK.
Researchers conducted two triple-blind human studies using real 5G signals in the 26 GHz band, finding no measurable biological effects on stress responses or brain electrical activity. Cortisol and alpha-amylase levels remained stable across all sampling points, indicating no acute biological changes related to stress.
Researchers use smartphone microphones to detect sound waves that can penetrate through rubble, helping locate trapped victims. The method achieved an error of 5.04 degrees away from the hypothetical victim in a field test on a disaster training site.
A study by Francisco Polidoro Jr. found that NASA's space shuttle design process used a meandering knowledge-building approach, combining oscillation and accumulation to create breakthroughs. This process can be applied to other fields, such as pharmaceuticals, where temporary setbacks can lead to new discoveries.
The Mapping the Digital Gap report found that three in four First Nations people living in remote communities are digitally excluded, facing barriers to accessing and using online services. Despite an 8.7 point improvement in digital ability for First Nations people in very remote communities, the gap remains significant.
A study by Griffith University researchers reveals that smartphone sharing is a growing issue, with 20% of identity theft perpetrators being current or former intimate partners. The study argues that one-user/one-device threat models are inadequate for addressing interpersonal cybersecurity risks.
The world's online population grew to 6 billion, while 2.2 billion remain offline, highlighting the importance of digital infrastructure, affordable services, and skills training to achieve universal connectivity. Deep digital divides persist, with uneven coverage, affordability, and skill levels across high- and low-income countries.
A new study suggests that message-based psychotherapy is as effective as live video therapy for treating depression. The research found that patients improved at similar rates regardless of the format used.
New tools, such as CheatBlocker and QuotaConfig, help address challenges of data integrity in decentralized clinical trials. CheatBlocker detects fraud, while QuotaConfig ensures sample representativeness. These innovations aim to increase the reliability and security of remote clinical trials.
A new study found that safety reviews on Airbnb can reduce bookings and lower nightly prices, but the increased transparency can mitigate this effect. The researchers analyzed 4.8 million guest reviews from five major US cities between 2015 and 2019.
A low-cost smartphone imaging system called mDOC combines autofluorescence and white light imaging with machine learning to accurately identify oral lesions requiring specialist referral. The system achieved an area under the ROC curve of 0.778, outperforming dental providers in sensitivity and specificity.
Researchers found that more interactive mobile apps and AI chatbots foster a sense of playfulness, lowering privacy concerns. However, this interactivity can also distract users from thinking about the information they share with the system.
A three-year study found that smartwatches can detect early signs of PTSD among Israelis who watched extensive media coverage of the Oct 7 attacks. Participants who developed PTSD showed sharper increases in stress levels and declines in mood, physical activity, and sleep quality.
A customizable SMS system produced significant 12-month walking increases for aging Latino/a adults, similar to the human advisors group. The study supports mobile health platforms as a viable option for expanding program choices for broader segments of the population.
A new study published in PLOS One found that using a smartphone while on the toilet is associated with a higher risk of hemorrhoids. Smartphone users spent more time on the toilet and had a 46% increased chance of developing hemorrhoids.
Researchers found that people with emotional insecurities react strongly to their partner's phone use, reporting lower self-esteem and greater resentment. Simple steps like creating phone-free zones can help protect relationships.
The University of Oklahoma's smoking cessation app Smart-T has shown significant promise in a clinical trial, with users nearly twice as likely to quit smoking compared to those using the QuitGuide app. Participants who used Smart-T also reported higher satisfaction and more frequent use of nicotine therapy.
A recent study by the University of Washington reveals that highly walkable areas lead to significantly increased walking among residents. The study used data from the Argus step-tracking app and found that a 49-point increase in Walk Score was associated with an average increase of 1,100 steps per day.
Researchers found that cellphone sensor data can be linked to a wider array of mental disorder symptoms, including those not specific to any one condition. The study used statistical analysis to correlate sensor data with symptom dimensions, revealing correlations with both specific behaviors and a general p-factor marker.
US adolescents spend nearly an hour per school day on smartphones, with most of this time dedicated to social media. The study highlights developmental differences in smartphone use, with younger teens using less than older adolescents.
A new study has found a strong correlation between the sentiment of Instagram images and user sentiments on social media, particularly for anti-war images. The research suggests that social media images can significantly influence public opinion on sociopolitical events, with notable effects observed in comments from users.
A study found that users who exchanged daily walking steps for digital train tickets increased their walking by an average of 626.2 steps/day. Those using shopping coupon incentives walked 715.2 steps/day more on average than non-users. The results suggest effective promotion of active travel through well-designed mHealth apps.
A global study of over 100,000 young people found that owning a smartphone before age 13 is associated with poor mind health and wellbeing in early adulthood. The study found correlations between early smartphone ownership and symptoms such as suicidal thoughts, aggression, detachment from reality, and low self-worth.
Researchers from Science Tokyo developed analog relay stations to extend mmWave coverage, achieving over 1 Gbps throughput and enhancing stability in previously unreachable zones. The innovative solution utilizes distributed relay diversity to maintain signal strength and throughput even with blockage.
Researchers found that smartphone sensors can detect major forms of psychopathology. The study's results may lead to the development of symptom monitoring tools to fill gaps in current practice.
A recent study published in PLOS One found that emoji use in text messaging can enhance perceived responsiveness and lead to higher closeness and relationship satisfaction. The presence of emojis was more critical than their type, suggesting they serve as signals of attentiveness and emotional engagement.
A research team developed an analytical model to evaluate the performance of grant-free communications schemes in densely populated IoT environments. They found that interference cancellation improved base station throughput but did not resolve the near-far problem, while power control addressed it but led to decreased overall network ...
A new study reveals that tweens who use devices in bed and receive notifications are more likely to experience sleep disturbance. Experts recommend keeping screens outside the bedroom, turning off notifications, and avoiding social media before bedtime to promote healthier sleep habits.
A new time-division MIMO technology enables phased-array receivers to operate at high speeds while reducing power and circuit area, addressing limitations in traditional systems. The innovation achieves a record-setting 38.4 Gbps data rate across eight streams, paving the way for practical large-scale MIMO systems.
A study of 403 Italian adolescents suggests that low social support and a tendency to compare oneself to others are associated with an increased risk of problematic social media use. The longitudinal study found that these factors predict trajectories of adolescent social media use over time.
A study identified distinct trajectories of addictive social media, mobile phone, and video game use in US youths, finding links to increased suicidal ideation and worse mental health outcomes. The research suggests that high or increasing addictive screen use may warrant further clinical evaluation and intervention design.
A team of researchers from Japan has developed an ultra-compact, low-power 150 GHz radio module enabling high data rates in mobile devices. The proposed design integrates a phased-array transceiver with several key innovations to overcome the main challenges of operating at frequencies in the 150 GHz band.
Researchers used anonymized GPS data from smartphones to monitor how wildlife reacts to people, highlighting the potential of human mobility data in tracking human-wildlife conflicts. The study's findings can inform conservation planning, help protect animals and wild spaces, and ensure that recreational activities are done responsibly.
A research team at POSTECH developed a metasurface technology that can display multiple high-resolution images on a single screen, overcoming conventional holographic limitations. The innovation uses nanostructure pillars to precisely manipulate light, allowing for different images based on wavelength and polarization direction.
Researchers discovered ferroelectric phenomena at a subatomic scale in Brownmillerite, overcoming collective atomic vibrations limitations. This property enables selective domain formation within tetrahedral layers when an electric field is applied.
A new study published in JAMA Network Open found that as preteens used more social media, their depressive symptoms increased by 35%. The research team tracked changes over time in each child to accurately assess the link between social media and depression. Experts suggest using digital habits tools to create healthier online behavior...
Hari Kalva, a pioneer in video technology, has been inducted into the Florida Inventors Hall of Fame. His work has enabled the pixels of modern life, from Netflix streams to smartphones. He is also credited with developing the MP4 file format and pioneering machine learning for video encoding.
A recent study published in PNAS Nexus has found that 5G exposure does not alter gene expression and methylation profiles in human skin cells. The researchers used advanced equipment to control for temperature, which was previously cited as a potential cause of adverse effects.
Researchers at the University of Surrey unveiled a new type of electronic component called multimodal transistor (MMT) that simplifies display circuits while improving performance and sustainability. The MMT enables compact high-performance circuits suitable for devices like smartphones, tablets and wearables, reducing power requiremen...
Researchers developed a small sensor system that tracks passing cars and sends data to riders' phones. The team tested the system in Seattle and found a significant correlation between close passes and other indicators of cycling risk. The system could support mapping or navigating cyclists on safer bike routes through cities.
Researchers at Texas A&M University are developing a new method to recover rare earth elements from old electronics, such as tablets and phones, using solid-phase extraction technology. This method aims to reduce energy use, cut down on solvents, and streamline the process, making it more environmentally friendly and commercially viable.
A recent University of Georgia study found that a popular smartphone application frequently reports lower temperatures than direct on-site measurements, potentially leading to safety concerns. The app also underestimated the necessity of activity modifications to mitigate heat-related risks.
A team of researchers from Kyoto University has developed a smartphone app that teaches core techniques of cognitive-behavioral therapy (CBT) to treat subthreshold depression and anxiety. The app, RESiLIENT, was tested in the largest-ever individually randomized trial of its kind, showing promising results with no serious adverse effects.
Researchers developed a new method that uses simple grayscale eye photos to predict anemia in children. The technique analyzes patterns and textures in the conjunctiva of the eye, avoiding problems caused by different light conditions or camera models.
The University of Texas at Arlington's 23 patents granted in 2024 helped boost the UT System's position among the nation's top innovators in patent technology. The UT System ranks No. 3 in the National Academy of Inventors' prestigious top 100 ranking.
A new study found that Michigan Medicaid telehealth improved access to care for adults with low incomes, including those living in rural areas. The program increased the use of telehealth among enrollees, who were highly satisfied with the experience, and reduced barriers such as transportation and caregiving responsibilities.
Researchers at Nagoya University developed an ultra-thin loop heat pipe to improve heat control in smartphones and tablets. The device transports heat without electricity, enabling sustained high performance without compromising on design or user experience.
Researchers at Pohang University of Science & Technology and Jeonbuk National University successfully trapped mechanical waves within a single resonator, overcoming a century-old physics barrier. The discovery opens new possibilities for energy harvesting, ultra-sensitive sensors, and advanced communications.