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Life Sciences

Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.

447,757 articles | 2542 topics

Health and Medicine

Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.

431,843 articles | 751 topics

Social Sciences

Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.

260,756 articles | 745 topics

Physical Sciences

Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.

257,913 articles | 1552 topics

Applied Sciences and Engineering

Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.

225,386 articles | 998 topics

Scientific Community

Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.

193,043 articles | 157 topics

Space Sciences

Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.

29,662 articles | 175 topics

Research Methods

Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.

21,889 articles | 139 topics

Mathematics

Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.

3,023 articles | 113 topics

Education may not protect against dementia as previously thought

A new study published in Neurology suggests that education does not play a significant role in when the disease starts or how fast it progresses. Researchers found an association between higher education and better thinking and memory skills at the start of the study, but this did not translate to slower cognitive decline.

Intense IV blood sugar control doesn't improve stroke outcomes

A multicenter trial of 1,151 patients found that IV insulin intensive glucose control did not improve functional outcomes at 90 days compared to standard subcutaneous insulin injections. Intense glucose therapy also increased the risk of hypoglycemia and required more resources.

Chaotic home lives define 'Dreamer' experience

A new study from Cornell University reveals that undocumented Latino immigrants are more likely to live with extended family and non-relatives than other groups. This complexity in living arrangements has significant implications for social and economic well-being, particularly affecting U.S.-born children of these individuals.

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.

Climate change may increase congenital heart defects

A new study by the American Heart Association finds that rising temperatures from climate change may lead to a significant increase in congenital heart defects among newborns in the US. The research estimates up to 7,000 additional cases in eight states over an 11-year period.

Counties with dirtier air have more stroke deaths

A nationwide study found that counties with dirtier air had higher rates of stroke deaths and shorter life expectancies. The study analyzed health data and pollution monitoring information from 1,561 counties across the US, revealing a significant association between PM2.5 pollution levels and increased risk of stroke.

Clot buster use differs between black and white stroke patients

Black stroke patients are less likely to receive clot-busting medication tPA in community hospital emergency departments compared to white patients. This disparity may be attributed to various factors beyond the patient's access to comprehensive stroke centers, highlighting a need for further research and intervention.

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.

Women less likely to receive specialized medical evaluations after stroke

Research on hospitalized women with ischemic stroke found they were less likely than men to be evaluated by stroke specialists and receive specialized diagnostic tests. Women had a 6% lower likelihood of intracranial vessel imaging, 10% lower cervical vessel imaging, and 8% lower monitoring for heart-rhythm irregularities.

Pregnancy-related stroke more common among black women

Black women are at a significantly increased risk of pregnancy-related stroke during delivery and postpartum admissions compared to white women. Black women with pregnancy-related conditions like preeclampsia are twice as likely to experience a stroke during delivery.

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.

Stroke survivors' beliefs seem to reduce blood pressure

Researchers found that stroke survivors who believe they can protect themselves from having another stroke have significantly lower blood pressure. The study revealed nearly 78% of adults agreed they could protect themselves, leading to a 6.44 mm Hg reduction in systolic blood pressure.

Facebook memes during 2016 presidential election differ from gender stereotypes

A Baylor University study found that Facebook memes of Donald Trump in the 2016 election focused more on his hairstyle and facial expressions than on his policy, while those of Hillary Clinton centered on the email scandal and her relationships. The study also revealed that most pages featuring Trump had a higher following than those f...

For endangered lemurs, internet fame has a dark side

A study of Twitter activity reveals that viral videos of exotic animals can fuel demand for them as pets. Researchers analyzed nearly 14,000 tweets mentioning pet or captive lemurs and found a significant spike in searches for 'pet lemur' after a popular video went viral.

Want to squelch fake news? Let the readers take charge

A new study shows that crowdsourcing audience judgments about news source quality can identify and marginalize online misinformation. The study found that both Democrats and Republicans distrust hyperpartisan sites, with low trust ratings across the board.

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.

Chemists warm up to preprint servers

Two chemistry preprint servers, ChemRxiv and ChemRN, have gained traction since their launch in 2017, allowing chemists to share discoveries freely before peer review. The sites provide a platform for quick sharing of results, feedback from peers, and increased access to research, especially for scientists in developing countries.

How gender inequality is reproduced on social media

Researchers found that social media posts about sons receive 1.5 times more likes than those about daughters, perpetuating a gender imbalance. Posts featuring sons also tend to be liked more by both men and women, reinforcing the notion that boys are more important.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Anonymous yet trustworthy

Researchers at UC Santa Barbara created an application to safeguard group members' anonymity while verifying the reliability of posts. The app allows communities to create secure groups on social media, enabling them to build trust with their readership over time.

Political ideology and minority accomplishments

Researchers found that liberals are more likely to publicize the achievements of minorities, including women and black individuals. The study suggests a link between political ideology and the amplification of minority accomplishments, highlighting differences in liberal and conservative Twitter posts and panel preferences.

Excessive social media use is comparable to drug addiction

Research from Michigan State University found a correlation between excessive social media use and impaired risky decision-making capabilities. Participants who struggled with poor decision-making on the Iowa Gambling Task also displayed more problematic social media use.

Apple iPhone 17 Pro

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

Are your Facebook friends making you feel sick?

A study published in Heliyon found that Facebook users who engage in social comparison are more aware of their physical ailments. The researchers also discovered a positive correlation between Facebook use and perceptions of physical symptoms.

Some Facebook users perceive worsening physical health

Researchers found that Facebook users who compare themselves to others experience greater awareness of physical ailments and lower life satisfaction. Women and those experiencing anxiety or depression also report more symptoms, while high self-esteem individuals have fewer physical issues.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Online mirrors: Video bloggers and viewers share emotions

Researchers from Tilburg University studied over 2000 YouTube vlogs and found that people mirror the emotions of those they see online. They also seek out others with similar outlooks and moods, a phenomenon known as homophily. This emotional contagion can be seen in both immediate and sustained reactions.

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.

Can Facebook advertising prevent cancer?

A study by the University of Colorado Anschutz Medical Campus found that Facebook advertising can effectively reach rural communities with information and reminders about cancer screening. The EndCancer initiative resulted in a high engagement rate, with 96% of participants staying enrolled.

Cost to walk away from Facebook for a year? More than $1,000, new study finds

Researchers conducted real-life auctions where people were paid to close their Facebook accounts for varying durations. The results showed that the average value of Facebook access exceeds $1,000 for a year, with students placing higher values than community members. The study contrasts the company's market capitalization with the valu...

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Study scrutinizes hidden marketing relationships on social media

Researchers at Princeton University analyzed 500,000 YouTube videos and 2.1 million Pinterest pins, finding that only 10% of affiliate marketing content on YouTube and 7% on Pinterest had disclosures about paid relationships. The study highlights the need for better transparency in social media marketing.

Study reveals how Chinese travellers use technology abroad

Chinese backpackers rely heavily on digital technologies like Ali Pay and WeChat Pay for mobile payments and enjoy sharing their travel experiences on social media to receive comments and complements. Their IT use is influenced by collectivistic culture, guanxi, and the need for constant connectedness with families.

Saving species with better monitoring

Dr. Easton R. White analyzes 822 vertebrate species populations, demonstrating substantial problems with current sampling approaches. He argues that properly statistically powered methods will provide a truer representation of population health.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Alaska earthquakes offer new insight into improving hazard assessment

Researchers are exploring answers to fill crucial gaps in understanding intra-slab earthquakes, which can be large magnitude and felt over a broad area. They found that local geology can dramatically change the earthquake's effects, highlighting the need for hazard assessments to include information about the deep earth.

Journalists can restore media trust

A first-of-its-kind study from LSU shows that journalists can increase media trust by defending their profession while also doing more fact checking. The combination of these two actions had positive effects on mainstream news use and confidence in facts in politics, but fact checking alone did not.

Risk Analysis releases special issue on communicating about Zika virus

Researchers explore how scientific understanding of Zika developed over time and how North American agencies addressed public communication challenges. The special issue provides insights into the dissemination of information via traditional and social media and its effects on public knowledge and risk perception.

Developing tools to combat 'fake news'

Researchers have developed new tools to help people identify fake news on social media, including a study that found structured introspection can aid in recognizing false climate change reports. Additionally, studies explored how terror attacks impact fear and anger levels on social media and the effects of media coverage on trust in s...

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Running a marathon can increase cardiac strain in amateur runners

A new study published in Circulation found that running a full marathon significantly raises concentrations of biomarkers indicating heart strain in amateur runners. The study suggests that shorter endurance races may reduce the strain on the heart muscle during competition.

Study finds biases in widely used dementia identification tests

Researchers found that quick cognitive assessments can be wrong, with varying biases based on factors like education, age, ethnicity, and living conditions. This study highlights the need for more accurate and unbiased methods to detect dementia in primary care settings.

When a city feels good, people take more risks

Researchers found that unexpected positive outcomes in cities, such as sports wins or sunny days, are correlated with a change in city mood and an increase in citizens taking risks like gambling. This effect is subtle but significant, with a predicted 2.5% increase in spending on gambling in reactive neighborhoods.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Complex systems help explain how democracy is destabilised

Economic inequality and political divergence can lead to instability in democracies. Social media algorithms also play a role in distorting public opinion and creating false consensus effects. The researchers argue that a better understanding of complex systems is needed to preserve democratic institutions.

Bots actually target and pursue individual influencers

Researchers from USC discovered that bots specifically target influential individuals who support Catalan's independence, exposing them to negative and violent content. The study highlights the need for regulation and laws to force social media companies to regulate their platforms.

Meta Quest 3 512GB

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

Will your epinephrine auto injector still work if it gets frozen?

A recent study published at the American College of Allergy, Asthma and Immunology Annual Scientific Meeting found that epinephrine auto injectors (EAIs) can still function properly even if they are unintentionally frozen. Researchers tested 104 devices and found no significant difference in weight changes before and after freezing.

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.

Caregiver's poor knowledge of asthma means longer hospital stay for child

Children of caregivers with poor asthma knowledge were four times more likely to have a prolonged hospital stay, according to new research. The study found that caregivers who received education on asthma management and inhaler technique showed significant improvements in their knowledge and ability to care for their child.