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F-bombs notwithstanding, all languages skew toward happiness

A new study by University of Vermont researchers confirms that humans use more positive words than negative ones across ten languages, including Arabic, Korean, and Chinese. The study analyzed billions of words from various sources and found a consistent positivity bias, indicating that language itself has a positive outlook.

Feeling unloved? Like this post

A new study finds that individuals with attachment anxiety use Facebook frequently to seek feedback and reassurance, while extraverted users engage on the platform for different reasons. The research highlights the importance of personality in shaping social media engagement.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Does alcohol-related activity on Facebook promote drinking?

A Michigan State University study found that Facebook users who like, share, or comment on alcohol-related posts are more likely to think about drinking. The research suggests that social media platforms can inadvertently promote underage drinking by making alcohol content highly engaging.

A picture is worth 1,000 words, but how many emotions?

A new approach uses progressively trained deep convolutional neural networks to analyze sentiments in images. The method outperforms existing techniques on Twitter image sentiment analysis, even exceeding text-based sentiment classification on the same messages. This technology could inform economists and predict election outcomes.

If Facebook use causes envy, depression could follow

Researchers found that surveillance use on Facebook can lead to feelings of envy and depression. Users who engage in comparison or surveillance behavior on the platform are more likely to experience negative mental health effects, according to a study published in Computers in Human Behavior.

Tweeting about sexism may improve a woman's wellbeing

A study found that publicly tweeting about sexism can increase women's wellbeing by allowing them to express themselves and feel like they're making a difference. The study, published in the British Journal of Social Psychology, involved 93 female undergraduate students who tweeted about sexism for three days.

Eyeglasses that turn into sunglasses -- at your command

A team of scientists has created a new type of lens that can rapidly switch between clear and dark shades, addressing safety concerns for pilots and others who need adaptable eyewear. The lenses, which can be controlled by the wearer, also offer fine-tuning capabilities to match various hues.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

How creative are you? Depends where you're from

A Concordia University study found that individuals from collectivist societies generate fewer ideas but with higher quality, while those from individualistic countries produce more ideas but with lower quality. The study suggests that understanding cultural differences is crucial for maximizing productivity in international teams.

Pro-marijuana 'tweets' are sky-high on Twitter

Researchers analyzed over 7.6 million tweets about marijuana, finding that 77% were pro-pot, while only 5% were anti-marijuana. Pro-pot tweets often encouraged use and made claims about health benefits, reaching a large audience of young people at risk for substance abuse.

Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Facebook sharing can boost involvement with news and information

Researchers found that users who share news on social media sites, especially those who engage with friends, are more involved with the content. Users who ask questions or seek opinions from friends show increased involvement, suggesting that developers should encourage discussions about shared content.

Bilingualism changes children's beliefs

A Concordia University study found that bilingual children are more likely to believe that traits arise from experience, while monolinguals tend to think they're innate. This discovery has important social implications, as it suggests early second language education could promote acceptance of human diversity.

This week from AGU: Thunderstorms and ozone, urban air pollution

A new study in Geophysical Research Letters finds that large thunderstorms can transport significant amounts of ozone from the stratosphere to the troposphere. Decades of mitigation efforts in megacities like Los Angeles demonstrate improvements in air quality, highlighting the need for continued action against urban air pollution.

Sizing up giants under the sea

A research team analyzed body size data for 25 marine species, including whales, sharks, and squids, to correct inaccuracies and understand the challenges of measurement. The study found that some species exhibit significant size variation within a single species.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Social media could impact on quality of conference presentations

A new pilot study found that majority of tweets from an Emergency Medicine Conference accurately reflected the presenter's message, while some misrepresented it and potentially harmed speaker's reputation. The study highlights the need for further assessment on the impact of social media on presentation quality.

Can your smartphone help you exercise?

A new study found that only 39 out of 93 possible behavior change techniques were used in top-ranked fitness apps, with social support and feedback being the most common. The study suggests that users should consider their individual needs when selecting an app to increase physical activity.

Researchers to design, market smartphone app that gauges Ebola risk

Researchers at the University of Kansas are developing an iPhone and Android app called iChequIt that gauges Ebola risk based on social media posts and contact-tracing records. The app will provide users with a running score of their likelihood of contact with the deadly virus, but it's not meant to advise people how to live their lives.

Hey, guys: Posting a lot of selfies doesn't send a good message

A new study by Ohio State University found that men who post more online photos of themselves are more likely to score higher on measures of narcissism and psychopathy. Editing photos before posting is also related to higher levels of self-objectification, which values appearance over other traits.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

What you tweet when you go party can be useful for improving urban planning

Researchers used geolocalized tweets to identify land use patterns in Manhattan, Madrid, and London. They found that nighttime tweet activity is concentrated on weekends in Madrid and weekdays in Manhattan, while daytime leisure areas are prominent in London. This study shows the potential of social media data for urban planning.

Study finds Facebook popularity hampers fundraising efforts

Research by an economist at the University of Warwick found a negative correlation between Facebook connections and charitable donations. People with fewer friends on Facebook raised more money for charity than those with lots of connections. Additionally, individuals who complete tougher fundraising activities generate more cash.

ORNL microscopy pencils patterns in polymers at the nanoscale

Researchers at ORNL used atomic force microscopy to fabricate nanoscale patterns in polymerized ionic liquids, exhibiting unique properties and potential applications in lithium batteries, transistors, and solar cells. The study showcases the technique's promise for alternative nanofabrication methods.

Fine tuning your campaign

Researchers found that electronic word-of-mouth plays a crucial role in crowdfunding campaign success, with Facebook being more effective than Twitter. The study also identified key factors for creators to optimize their campaigns, including participation in social networks and encouraging early backers to share the project.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

How information moves between cultures

The study analyzed data from multilingual Twitter users and Wikipedia editors, as well as book translations in 150 countries. It found that a language's centrality in the network predicts its global fame, with some networks correlating better with certain measures of fame than others.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Training elderly in social media improves well-being and combats isolation

A landmark study found that training older adults in social media improves mental health and well-being by enhancing cognitive capacity, increasing self-competence, and combating isolation. The study showed that participants became more positive about computers, engaged in social activity, and had a stronger sense of personal identity.

Understanding how emotions ripple after terrorist acts

Researchers analyzed over 180 million geocoded tweets to understand how people in 95 cities worldwide reacted to the 2013 Boston Marathon bombing. Citizens expressed emotions based on geography, social connections, and cultural ties to Boston.

Crowdfunding 101

A study by USCB researchers determined that building an audience and engaging it during crowdfunding is crucial for success. The most important networks were those that were scalable, such as Twitter and email, which helped bring people to the projects.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Twitter posts may shine a fresh light on mental illness trends

Johns Hopkins researchers are using Twitter posts to gather important information about common mental illnesses, including post-traumatic stress disorder, depression, and bipolar disorder. Their techniques have yielded fresh numbers on cases of these illnesses, allowing for analyses that were previously difficult or expensive to obtain.

Chesapeake Bay region streams are warming

Researchers found a significant warming trend in air and water temperatures over 51 years, with impacts on water quality, eutrophication, and aquatic life. Rising temperatures will lead to increased nutrient runoff and shifts in plant and animal distributions in the bay's freshwater rivers and streams.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

High level engagement in comment sections can curb internet trolling

A recent study found that having a journalist engage with commenters can reduce incivility and increase the use of evidence in comments. The researchers partnered with a local television news station and conducted an experiment using its Facebook community, resulting in a statistically significant effect on the tone of the comments.

HURL and NOAA team discover intact 'ghost ship' off Hawai'i

Researchers from HURL and NOAA team discover the USS Kailua, a historic cable ship that served in World War II, sitting upright in 2,000 feet of water nearly 20 miles off Oahu's coast. The ship was surprisingly intact for its age, with well-preserved upper deck structures and no signs of torpedo damage.

Social networking during a campus emergency

Researchers argue that social networking sites can be used to provide timely updates and guidance during emergency situations on campus. The study suggests that these platforms could complement existing emergency notification systems, providing a cost-effective way to reach students and staff.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Fighting air pollution in China with social media

Researchers found that online activism did force the Chinese government to take some actions on air pollution, but corporate and government interests largely shaped the online discussion. The study shows both the power and limits of online activism in China, highlighting the need for more nuanced approaches to addressing complex social...

Want to get male millennials on board with your cause? Focus on feelings

A study from Concordia University reveals that male millennials need specific emotional prods to engage with non-profits, unlike female millennials who respond to causes on an emotional level. Marketers must focus on the benefits of supporting a cause to successfully engage millennials in charitable efforts.

Social media data contain pitfalls for understanding human behavior

Academic researchers are mining social media data to learn about online and offline human behavior, but flaws in studies point to need for more aware analysis methods. The study highlights issues such as user demographics, data filtering, platform design, spam bots, and biased results.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

G20 talk fest echoed on Twitter

The G20 summit attracted a massive Twitter presence, with the US and its leaders dominating conversations. Dr Peta Mitchell's interactive map revealed over 19,000 geo-referenced tweets within Brisbane's declared zones, showcasing the event's global reach and public engagement.

Recommendation theory

The MIT researchers' model assumes that large groups of ratings can be clustered together and described probabilistically. They found that just five clusters were enough to account for most of the variation in a population, suggesting that collaborative filtering yields nearly optimal predictions.

Is there such a thing as 'Facebook Murder'?

A recent investigation explored whether Facebook murders were unique and worthy of a new label. The study found that these crimes followed typical patterns, with victims knowing their killers, and social media played no more significant role than other tools in the commission of violence.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Use of private social media affects work performance

A new study by the University of Bergen found that using private social media during working hours can impair performance and harm organizational well-being. However, moderate use for communication with co-workers may not have significant negative effects.

Does father really know best? Maybe not when it comes to controlling asthma

A recent study by the American College of Allergy, Asthma and Immunology (ACAAI) found that teenagers with asthma have higher health literacy levels than their caregivers. Additionally, a study on YouTube videos for asthma control revealed that most popular videos provide low-quality information, while videos from healthcare providers ...

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Who will come to your bird feeder in 2075?

A USGS study predicts that bird species will breed, feed, and live in the conterminous US differently by 2075. Climate change and human activities like land use and deforestation are expected to drive these shifts.

Framework may help improve use of social media during disasters

A new analysis identifies 15 distinct social media uses during disasters, including providing preparedness information and reconnecting community members. The proposed framework aims to standardize and organize disaster social media practices, potentially protecting lives and aiding recovery

Tweet much to gain popularity is an inefficient strategy

Researchers analyzed Twitter conversations and found that the platform's structure favors influential users with many followers. Ordinary users can gain retweets by increasing their activity, but it's inefficient. The study confirms that network position, not effort, is key to influence on Twitter.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Can plants edge out petroleum as raw material for textiles and plastics?

Companies like Invista and Genomatica are pursuing plant-based nylon intermediates from sugar, while Coca-Cola is making progress toward a 100% biobased soda bottle. The main challenge to this shift is economics, with prices needing to drop to competitive levels and manufacturers investing in new facilities.

Can social media help stop the spread of HIV?

Researcher Sean Young suggests that social media can be used to monitor and predict HIV transmission by analyzing psychological and health-related data from users. This approach has shown promising results in identifying individuals at risk of HIV transmission and increasing awareness of the disease.