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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

Video game could help anxious children

A new video game called MindLight is being tested to see if it can help youth cope with and conquer their anxiety. The game, designed for children aged 8-16, uses neurofeedback technology to measure the player's level of relaxation or anxiety, providing a safe space for kids to practice regulating their emotions.

Apple iPhone 17 Pro

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

Many nurses unprepared to meet dying patients

A study of over 200 nursing students found that many feel unprepared to care for dying patients, with anxiety and fear being major concerns. The students' idealized concept of a competent nurse differs from the actual situation, emphasizing the need for education and support to address these issues.

Discovery hints at why stress is more devastating for some

Researchers at Rockefeller University identified the molecular mechanisms of the stress gap in mice with similar genetic backgrounds. The findings suggest potential new markers for stress-related disorders and a promising route to developing new treatments.

Coping with smart phone threats

A Canadian team outlines possible coping mechanisms for lost or stolen mobile devices, highlighting the importance of user awareness and organization security measures. The researchers found that many users are either unaware or unwilling to use security countermeasures, leaving them vulnerable to data loss risks.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

PTSD can develop even without memory of the trauma

Researchers found that rats with no explicit memory of an early childhood trauma developed PTSD symptoms, highlighting the importance of non-articulated brain processes in distress. This study challenges traditional views on PTSD treatment by emphasizing the role of physiologic arousal and other forms of learning.

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.

Informed consent: False positives not a worry in lung cancer study

A new study of National Lung Screening Trial participants found that those who received false positive diagnoses did not report increased anxiety or lower quality of life compared to those with negative results. The study suggests that informed consent and understanding of the high likelihood of false positives can mitigate potential p...

Brain's dynamic duel underlies win-win choices

A study found that brain activity in two regions correlates with opposing emotional reactions during win-win choices. This suggests that these circuits evolved for different reasons, one for evaluating the outcome and the other for guiding actions.

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.

After a concussion, which teens will have emotional symptoms?

A recent study found that teens who are sensitive to light or noise after a concussion are more likely to experience emotional symptoms such as anxiety. Researchers also discovered that having anxiety can lead to attention difficulties, while irritability/aggression is linked to problems with attention.

Home sweet messy home: How do consumers cope with disorder at home?

Researchers found that people create classification systems to deal with clutter, modifying rules or tolerating transgressions. Understanding everyday tidiness practices helps consumers negotiate social norms regarding tidiness, enabling them to cope with daily constraints and opportunities.

Anxious children have bigger 'fear centers' in the brain

Researchers found that anxious children had enlarged amygdala volume and increased connectivity with other brain regions, compared to non-anxious children. The study's findings provide new insights into the neurodevelopmental origins of anxiety in humans.

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.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Letting it go: Take responsibility, make amends and forgive yourself

A Baylor University study reveals that making amends gives permission to let go of feelings of guilt and shame, allowing individuals to forgive themselves for past wrongs. The research also found that women are less self-forgiving than men and that the more serious the offense, the less likely one is to self-forgive.

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.

Tackling test anxiety may help prevent more severe problems

A new study by Carl Weems found that anxiety intervention programs focusing on academic matters can help students handle test anxiety and other issues. The program was associated with decreases in test anxiety, anxiety disorder, and depression symptoms among participants.

Athletes' fear of failure likely to lead to 'choke,' study shows

A new study by Coventry University and Staffordshire University found that anxiety about a competitive situation makes athletes more likely to slip-up. The research tested 18 active young adults during identical physical tests, with participants experiencing worse coordination and higher mental anxiety in competitive trials.

Neurotics don't just avoid action: They dislike it

A study of nearly 4,000 college students in 19 countries found that neurotics have unfavorable attitudes towards action and favorable attitudes towards inaction. This association is primarily driven by anxiety, and collectivistic tendencies may also play a role.

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.

Religious music brings benefit to seniors' mental health

Research by Baylor University and the University of Texas-San Antonio found that listening to gospel music decreases anxiety about death, while increases sense of control among seniors. The study, based on a nationwide survey, also showed positive associations between religious music and life satisfaction, self-esteem.

Poor neighborhoods create misfortune, ill health

Residents of poorer Chicago neighborhoods face more life-changing negative events and experience a range of serious health issues due to the complex interplay between traumatic events and lack of resources. The study's findings highlight the need for addressing poverty and providing support for vulnerable populations.

Switching off anxiety with light

Researchers at Ruhr-University Bochum have created a novel method for controlling serotonin receptors using light, which could lead to more effective treatments for anxiety disorders. By utilizing optogenetic tools, the scientists were able to modulate mouse emotional behavior and reduce anxiety-like behaviors.

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.

Positive, negative thinkers' brains revealed

The study found that positive thinkers had less brain activity during a task where they were asked to put a positive spin on graphic images, while worriers showed increased activity. This suggests that positive thinking may be harderwired in the brain and could have implications for how negative thinkers approach difficult situations.

Wen Dan Tang improves insomnia-related anxiety

Researchers found that Wen Dan Tang significantly reduced insomnia-related anxiety in a sleep-deprived rat model. The traditional Chinese Medicine remedy also prevented decreased Ghrelin levels following sleep deprivation and increased Ghrelin receptor mRNA expression in the hypothalamus.

Keep calm and don your video glasses

A study found that video glasses effectively distract patients undergoing minimally invasive treatment procedures, such as biopsies and catheter placements. Patients wearing video glasses showed a significant reduction in anxiety levels, with no adverse effects on blood pressure or pain levels.

Study links tooth loss to depression and anxiety

A nationwide survey found a strong association between tooth loss and depression, as well as anxiety. The study, which analyzed data from over 451,000 respondents, revealed that individuals with depression or anxiety were more likely to experience tooth loss, with adjusted odds ratios of 1.16 for depression and 1.23 for anxiety.

Who's afraid of math? Study finds some genetic factors

A new study found that genetic factors explain about 40 percent of individual differences in math anxiety, while environmental factors account for the rest. The research suggests that genetic predispositions can both exacerbate and reduce the risk of poor math performance.

Celestron NexStar 8SE Computerized Telescope

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

Reducing anxiety with a smartphone app

A mobile gaming app based on attention-bias modification training (ABMT) has been shown to reduce anxiety and stress in stressed individuals. Playing the game for 25 minutes can have potent effects on anxiety, suggesting a potential 'cognitive vaccine' against anxiety and stress.

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.

Increasing brain acidity may reduce anxiety

An animal study suggests that activating acid-sensing ion channels called ASIC1a in the brain's emotional control center can reduce anxiety-like behavior. The findings highlight a potential new mechanism for controlling fear and anxiety, paving the way for novel therapies.

Depressed girls suffer the most

A Norwegian University of Science and Technology study found that seven out of ten teenagers reported chronic pain, with depressed girls experiencing the highest rate. The researchers emphasize the importance of treating physical pain alongside mental health issues.

Thinking skills take biggest hit from anxiety in midlife women with HIV

A new analysis of data from the Women's Interagency HIV Study reveals that anxiety is the biggest factor affecting thinking skills in midlife women with HIV. Mental processing speed and verbal memory were more closely linked to depression, anxiety, and hot flashes in both HIV-infected and healthy women.

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.

Worry on the brain

A team of researchers at Caltech has identified a new neural circuit in the lateral septum that plays a causal role in promoting anxiety states. Activation of this circuit increases stress hormone levels, suggesting that it acts to increase anxiety rather than reduce it.

Less than half of children treated for anxiety achieve long-term relief

According to a new study, nearly half of children treated for anxiety achieve significant improvement and are disease-free after six years. However, the same number of children do not fare well and require ongoing mental health therapy. The research emphasizes the importance of vigilant follow-up and monitoring to mitigate anxiety's lo...

Even without a diagnosis, psychiatric symptoms affect work outcomes

A recent study published in Medical Care found that psychiatric symptoms such as insomnia and emotional distress have a significant impact on work-related outcomes. The study suggests targeting symptoms, rather than disorders, may help lessen the work impact of mental health issues.

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.

Meditation for anxiety and depression?

A daily meditation practice of 30 to 40 minutes can improve symptoms of anxiety and depression in patients with various medical conditions. The study found moderate evidence of improvement in symptoms after an eight-week training program in mindfulness meditation.

Anxiety linked to higher long-term risk of stroke

A new study published in the American Heart Association journal Stroke found a link between anxiety and an increased risk of stroke over a 22-year period. People with high anxiety levels had a 33% higher stroke risk than those with low levels, possibly due to smoking, physical inactivity, and stress hormone levels.

Disability, distress in RA patients cut in half over last 20 years

Researchers found that anxiety, depressed mood, and physical disability among RA patients decreased by half over the past two decades. Improved treatment options, including early therapy intervention and biologics, have led to reduced disease activity and better daily living for these patients.

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.