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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

Childhood ADHD linked to midlife physical health problems

A large longitudinal study of people with childhood ADHD traits found a strong link between the condition and physical health problems in midlife. People with high ADHD traits at age 10 were more likely to have two or more physical health problems by age 46.

Fluke 87V Industrial Digital Multimeter

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

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.

Researchers survey the ADHD coaching boom

A study assessing ADHD coaching found that most coaches have ADHD themselves, providing unique benefits to patients. The field offers similar services to psychologists but operates outside of healthcare structures, lacking formal training or licensure.

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.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

ADHD prescriptions on the rise, study finds

A new study found that annual ADHD prescription rates increased by 157 percent in Ontario from 2015 to 2023, with significant increases in females and younger age groups. The authors suggest a potential rise in true cases of ADHD, improved diagnosis, or misdiagnosis as contributing factors.

Population-level trends in ADHD medication prescribing

A repeated cross-sectional study found a significant increase in stimulant prescribing for ADHD, with the largest acceleration observed among female adolescents and young adults aged 18 to 64. The study's findings are consistent with prior research but provide new insights into population-level trends.

Apple iPhone 17 Pro

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

Using social media may impair children’s attention

Children who spend a significant amount of time on social media platforms experience a gradual decline in their ability to concentrate. The study found no association between TV watching or video game playing and attention symptoms.

Largest study reveals best treatment options for ADHD

The largest review to date found that medication for children and adults, as well as cognitive behavioral therapy for adults, are the most effective approaches for attention deficit hyperactivity disorder (ADHD). Researchers developed an interactive website to present findings and help people with ADHD make informed treatment decisions.

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.

Family dogs’ ADHD-like traits are linked to learning and self-control

Researchers found that dogs with stronger ADHD-like traits were slower to learn new information, but improved with repetition and sufficient sleep. The studies also revealed a link between ADHD-like traits and self-control in dogs, suggesting that cognitive training and sleep can mitigate these impairments.

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.

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.

Meta-analysis offers reassurance that pregnant women can safely use acetaminophen

A comprehensive systematic review and meta-analysis published in the Journal of the American Academy of Child & Adolescent Psychiatry found no association between prenatal acetaminophen exposure and the risk of neurodevelopmental disorders, including autism and ADHD. The study offers reassurance for pregnant women, public health agenci...

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.

People with self-diagnosed ADHD report more negative self-image and more internalized stigma than clinically diagnosed individuals, and are more likely to seek social validation, per analysis of 450,000 ADHD sub-reddit posts

A study analyzing 450,000 ADHD subreddit posts found that people with self-diagnosed ADHD experience more negative self-perception and internalized stigma than those with a clinical diagnosis. Clinically diagnosed individuals are less likely to seek social validation, highlighting the impact of digital age validation on mental health.

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.

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.

ADHD drugs are being prescribed too quickly to preschoolers

A Stanford Medicine-led study found that many young children with ADHD are prescribed medication just after diagnosis, contradicting treatment guidelines. The study highlights a gap in medical care for 4- and 5-year-olds with ADHD, who should try six months of behavior therapy before starting medication.

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.

FAU receives NIH grant to investigate amphetamine addiction

Researchers at Florida Atlantic University are using a genetically tractable model organism, C. elegans, to dissect the cellular pathways impacted by amphetamines. The study aims to identify novel regulators of dopamine release and genes that mediate amphetamine's effects independently of traditional dopamine mechanisms.

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.

Youngest in class at higher risk of mental health problems

A recent Norwegian University of Science and Technology study found that children born late in the year are more frequently diagnosed with mental health disorders, including ADHD. The researchers identified an increase in incidence of 20-80% for the youngest class members, regardless of birth weight or premature birth status.

Researchers find serious flaws in trials with adult ADHD patients

A new study reveals that half of randomized controlled trials on adult ADHD failed to conduct thorough diagnostic assessments, making it difficult to rule out co-occurring mental disorders. This has significant implications for the validity and usefulness of trial results.

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.

ADHD link to severe premenstrual disorder uncovered in women

A new study from Queen Mary University of London found that women with ADHD are significantly more likely to suffer from premenstrual dysphoric disorder (PMDD). Women with high levels of ADHD symptoms and impairment were over four times more likely to have PMDD, emphasizing the need for screening in females with ADHD. The findings high...

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.

Tiny genetic switch found to control brain balance and behavior

Researchers have identified a four-amino-acid mini-exon in the PTPδ gene that plays a critical role in brain development and behavior. The study found that deleting this mini-exon led to anxiety-like behavior and reduced movement in mice, highlighting its essential role in maintaining synaptic balance.

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.