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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

Oil and gas development and stream ecosystem health

A study examined water chemistry, macroinvertebrate community health, and microbial community structure in 25 streams with varying levels of oil and gas development intensity. The researchers found no significant associations between OG development intensity and chemical tracers or measures of ecosystem health.

Mason joins NIH grant to study young environmental exposures

Researchers at George Mason University will investigate the role of early life exposures in childhood health and disease as part of a $1.5M NIH grant. The project aims to understand how early life experiences impact children's development and health outcomes.

Apple iPhone 17 Pro

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

China health threats likely to increase due to heatwaves

Climate change is expected to lead to more frequent and deadly heatwaves in China, posing a significant threat to public health. The study found that extreme daytime heat and rainfall events are becoming more common, with night-time temperatures rising significantly.

What's in your water?

New study reveals previously unknown, highly toxic compounds formed when chlorine disinfects drinking water. The discovery raises questions about the need for chlorination and potential alternatives like ozone treatment or filtration.

Poll: 71% of Americans say their overall health and wellness is good or excellent

The American Osteopathic Association's comprehensive whole-person health poll found that 71% of Americans have good or excellent health and wellness. However, socioeconomic disparities emerged, with lower-income individuals facing greater challenges in accessing healthcare. The poll also highlighted concerns about mental health, financ...

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.

Special issue: Chemistry for Tomorrow's Earth

This special issue of Science explores safer and more sustainable chemicals to address environmental and health concerns. Reviews argue for rethinking chemistry and considering inherent properties in early stages of design.

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.

New hospital-based data contradicts HUD estimates on homelessness

Researchers at the University of Illinois Chicago report that hospital visits associated with homelessness have tripled since 2011. Their findings show that annual conservative estimates of homelessness using hospital-based data have exceeded HUD estimates since 2016.

Participants in environmental health studies vulnerable to re-identification

Researchers at Silent Spring Institute found that anonymized environmental health data can be traced back to individuals. The study highlights the need for greater protections for participants in human research studies, particularly with the proposed federal rule by EPA requiring scientists to make their data public.

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.

Risk of lead exposure linked to decreased brain volume in adolescents

A new study published in Nature Medicine reveals a relationship between lead exposure risk and brain structure in children from lower-income families. The research found that an increased risk of lead exposure is associated with decreases in cognitive performance and brain volume, but not in mid- or high-income families.

Lonely in a crowd: Overcoming loneliness with acceptance and wisdom

Researchers identified three main themes that shape people's experience of living with loneliness, including individual differences, social isolation, and lack of meaningful activities. The study suggests that effective interventions can be developed by understanding the underlying causes of loneliness in senior housing communities.

Poor sexual health more common in UK women than men

A UK study found that poor sexual health affects women in diverse ways and is often overlooked by current intervention efforts. The research identified distinct groups at risk, including women with low interest in sex and those experiencing depression, alcohol or drug use. Tailored programs may be needed to address these vulnerabilities.

Fluke 87V Industrial Digital Multimeter

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

Marijuana detected in homicide victims nearly doubles

The prevalence of marijuana detected in homicide victims increased significantly between 2004 and 2016, with a notable rise among adolescent victims. The study found that over two-thirds of victims aged 15-20 years tested positive for marijuana, highlighting the potential risks associated with marijuana use.

Plasticizers may contribute to motor control problems in girls

A longitudinal study of 209 New York City women and their offspring found a decrease in fine-motor functions among girls following prenatal exposure to specific phthalates. The analysis identified three phthalates most linked to the deficits: mono-butyl phthalate, mono-benzyl phthalate, and mono-isobutyl phthalate.

Time for a closer look at Pyrethroid insecticides

A recent study found a 50% increase in total mortality and three-fold increase in heart disease deaths in individuals with high 3-PBA levels, a metabolite of pyrethroids. The study's findings challenge the assumption that these insecticides are safe, particularly for vulnerable populations.

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.

Pregnancy hypertension risk increased by traffic-related air pollution

Traffic-related air pollution has been linked to an increased risk of hypertensive disorders in pregnant women, with exposure to particulate matter (PM2.5) associated with a 50% higher likelihood of developing preeclampsia. The study highlights the need for further research into the impact of environmental exposures during pregnancy.

Women with a low desire to avoid pregnancy still use contraception

A new study from the University of California San Francisco and Columbia University Mailman School of Public Health challenges assumptions about contraceptive use among women. Despite having a strong preference against pregnancy, over half of the women studied used a contraceptive method.

Study highlights high cost of fossil fuel pollution on children's health

A new study by Columbia University researchers estimates the per-case costs of six childhood health conditions linked to air pollution, including preterm birth and asthma. The study suggests that policies to clean the air and address climate change will yield numerous benefits for children's health.

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.

Study reveals rapid increases in cannabis use among individuals with depression

Research suggests a significant increase in cannabis use among individuals with depression over the past decade. The prevalence of cannabis use was approximately twice as common among those with depression compared to those without it. Daily cannabis use was also more common among those with depression, particularly young adults.

All Bitcoin mining should be environmentally friendly

A new blockchain algorithm called Proof-of-Search (PoS) has been proposed to reduce the environmental impact of Bitcoin mining by redirecting wasted energy towards solving optimization problems. The algorithm preserves the robustness of PoW while introducing miniblocks to prevent corruption.

Have your health and eat meat too

Researchers from the University of South Australia have developed a new version of the Mediterranean diet incorporating lean pork, which delivers cognitive benefits while catering to Western tastes. The Med-Pork diet outperforms low-fat diets in delivering higher cognitive processing speeds and emotional functioning.

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.

BU finds potentially harmful air contamination near new Bedford Harbor

A new Boston University School of Public Health study estimates the non-cancer health effects of breathing airborne PCBs around New Bedford Harbor, affecting thyroid hormones in people living close to the harbor. The levels of PCBs in the air are high enough to raise risks of diabetes, low birth weight, and impaired neurodevelopment.

Neighborhood matters for fentanyl-involved overdose deaths

A study by Columbia University Mailman School of Public Health found that fentanyl-involved overdose deaths are concentrated in resource-deprived neighborhoods. The research used census block group-level data to examine the local geographic distribution of drug overdoses, revealing a unique perspective on overdose locations.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Neural compass

Researchers at Harvard Medical School have decoded how visual inputs alter the activity of compass neurons in fruit flies, maintaining an accurate sense of direction. By studying the brain's response to visual cues, the team found that R neurons inhibit compass neuron activity in a spatially specific manner.

Behavioral sciences in the promotion of oral health

The article highlights the importance of behavioral sciences in dentistry, expanding the understanding of oral health beyond 'disease' to a broader concept. Recent studies have shown promising results in employing cognitive behavioral therapy for managing dental anxiety and pain, as well as addressing oral health inequalities.

Stress, plastic additives in late pregnancy raise risk of premature birth

A Rutgers University study found that women exposed to stress and plastic additives during late pregnancy are at increased risk of premature birth. The research suggests that the third trimester is a critical window for this risk, with higher levels of phthalates in urine and reported stress during pregnancy also linked to preterm births.

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.

High frequencies and speech perception

Researchers found that extended high-frequency hearing loss contributes to difficulty hearing speech in noisy environments even in individuals with normal hearing. The study suggests EHF hearing may predict age-related hearing loss at an early age, highlighting the importance of preventive measures.

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.

Traffic exhaust at residential address increases the risk of stroke

A Swedish study found that long-term exposure to traffic exhaust at home increases the risk of stroke in low-pollution environments. The researchers discovered that black carbon from traffic exhaust was the primary culprit, with a 4% increased risk for every 0.3 micrograms per cubic meter.

Cumulative environmental exposures increase diabetes risk in rural populations

Researchers found that lower environmental quality in rural counties was associated with a higher prevalence of diabetes. In contrast, urban areas showed a stronger link between air and sociodemographic domains. The study's findings suggest a significant impact of cumulative environmental exposures on diabetes risk in rural populations.

Cannabis use disorder is declining among young adolescents and young adults

Research suggests that the prevalence of cannabis use disorder has decreased among frequent users between 2002-2016, with significant declines observed across all age groups. This decline may be attributed to changes in social attitudes and perceptions of risk associated with cannabis use, as well as increased legalization.

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.

Could mathematics help to better treat cancer?

Using information theory, researchers at UNIGE aim to understand how impaired cellular communication influences cancer development. They propose a new approach to oncology, focusing on restoring proper signaling pathway activity rather than shutting them down.

Enabling autonomous vehicles to see around corners

A new MIT system uses computer-vision techniques to detect and classify subtle changes in shadows on the ground, enabling autonomous vehicles to quickly avoid collisions with other objects. The system outperforms traditional LiDAR technology by more than half a second in real-world scenarios.

Dynamic images show rhomboid protease in action

Researchers used solid-state NMR spectroscopy to observe rhomboid protease movement, revealing a gate that opens for substrate protein entry. This study provides new insights for developing medication targeting these proteins.

New flame retardants, old problems

A study published in Environmental Science & Technology Letters found that new organophosphate flame retardants have been associated with lower IQ in children and reproductive problems. These chemicals are also being carried by wind and water far from their origin, polluting areas worldwide.

Celestron NexStar 8SE Computerized Telescope

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

Frailty: The rising global health burden for an aging society

A new series on Frailty published in The Lancet highlights the need for evidence-based interventions and robust trials to prevent and manage frailty. Despite progress in understanding frailty, gaps in knowledge remain, including a lack of consensus on its definition and assessment.

Placenta transit of an environmental estrogen

A team of researchers from the University of Vienna has shown that the widespread food estrogen zearalenone migrates through the placenta and is partially converted to other harmful substances. The study found that even small concentrations could have a greater impact on the embryo than previously assumed.

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.

Drops in income may not only hurt the wallet, they may harm the brain

A study published in Neurology found that young adults experiencing annual income drops of 25% or more are at risk of having thinking problems and reduced brain health in middle age. Participants with higher income volatility during peak earning years showed worse brain aging, including smaller total brain volume and reduced connectivity.

Aspirin may prevent air pollution harms

A new study suggests that aspirin and other nonsteroidal anti-inflammatory drugs (NSAIDs) may protect the lungs from short-term spikes in air pollution. The researchers found that nearly half of the negative impact of particulate matter on lung function was reduced with NSAID use.

Step forward in falling research

University of Queensland researchers studied human responses to unexpected changes in environment, like falling into a hole. They found that humans use different strategies to stabilize themselves based on the drop height and utilized distal lower-limb joints such as the ankle for energy absorption at low drop heights.

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.