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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

Journal announces scientific releases

The American Society of Hematology's Journal of Blood is the most cited peer-reviewed publication in the field, featuring latest research on blood disorders. New articles will be made available online about three months ahead of print.

Using frequency waves to measure moisture in soil

Researchers have developed a numerical model for simulating the waveform in soil, improving field measurements of water content. The new method uses Time Domain Reflectometry and takes into account various factors such as soil types, bulk density, and probe parameters.

Affymetrix to support AAAS Newcomb Cleveland Prize

The AAAS Newcomb Cleveland Prize, now supported by Affirmetrix, recognizes innovative research published in Science. The prize has helped uphold high standards of scientific integrity and research quality, rewarding the most groundbreaking discoveries.

Cleaning up contaminated soil, groundwater

Researchers found that surfactants can cause contaminants to move more rapidly through the vadose zone and reach the water table more quickly. This knowledge advances understanding of unsaturated flow processes and will aid in designing effective clean-up systems.

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.

Call for entries: Science Journalism Awards

The AAAS Science Journalism Awards honor exemplary communications efforts in science reporting completed between July 1, 2002 and June 30, 2003. Winners receive awards for scientific accuracy, originality, clarity of interpretation, and fostering public understanding of science.

Experts outline reasons why headache treatment fails

The American Academy of Neurology identifies five categories of reasons for treatment failure in headache patients. Incomplete or incorrect diagnoses are the most common reason, followed by unaddressed factors that exacerbate the headache. The experts also highlight inadequate medication regimens and lack of non-drug treatment options ...

Study provides new insights into the functional neuroanatomy of motor imagery

A new study explores brain activity during explicit mental operations of finger representations using objective confirmation of performance. The researchers found that brain areas associated with motor execution and imagery were equally activated, suggesting a functional gradation from more 'executive' to more 'imaginative' areas.

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.

Ethnic bias in leading medical journals

The Lancet Commentary highlights the need for a radical transformation to reverse deeply embedded ethnic biases in leading medical journals. The journals prioritize research from the rich world, neglecting the health priorities of poor countries, and this bias affects the range of public debate.

American Academy of Neurology journal launches new section for non-scientists

The American Academy of Neurology has launched a new online section providing patients and caregivers with practical health care information on various neurological conditions. The Patient Page section aims to give the public access to accurate and reliable information through articles written by practicing neurologists.

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.

Could one less cookie a day help the fight against fat?

Researchers estimate that 90% of the population is gaining up to 50 extra calories a day, which can be addressed by taking an extra mile of walking each day. Closing the energy gap will also require a fundamental change in how people think about physical fitness.

Help for inner city kids

A study published in the Journal of Environmental Quality found that compost can reduce lead levels in contaminated soil by 20-38%. This approach has been implemented in pilot programs in Baltimore and East St. Louis, showing promising initial results.

Expanding the genetic code: the world’s first truly unnatural organism

Researchers successfully expanded the genetic code of E. coli bacteria, creating a self-sufficient organism that can produce new amino acids on its own. The breakthrough could lead to enhanced function in organisms and provide answers to questions about why life settled on 20 natural amino acids.

Brain's method of merging input depends on which senses supply it

Researchers found that when sensory cues from hands and eyes differ, the brain splits the difference to create a single percept, weighing individual senses differently. The brain maintains three separate representations of an object's properties, prioritizing combined visual and haptic cues over conflicting signals.

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.

Interpreting a climate record from 10,000-year-old migrating waters

Researchers at Lawrence Livermore National Laboratory confirmed that waters migrating from the surface to the water table in drier regions can take many tens of thousands of years. These waters, which began their migration at the last ice age, hold a scientific and historical record of global climate change.

DuPont scientists to unveil 'greener' process to reduce waste

DuPont scientists have developed an innovative process for converting hydrocarbons to fluorocarbons without generating waste, producing water as a byproduct. The alternate synthesis process uses principles of inorganic chemistry to produce fluorinated aromatics in environmentally and economically efficient manners.

Apple iPhone 17 Pro

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

Journal of Rehabilitation R&D releases latest issue

The Journal of Rehabilitation Research & Development features articles on life satisfaction following spinal cord and traumatic brain injury, as well as a study on foot models for ulcer-prevention treatment. A preliminary study on genetically engineered spinal cord implants also highlights potential improvements in bladder structure af...

Brains of outgoing people react more to happy faces than those of shy individuals

A study published in Science found that the brains of outgoing people react more to happy faces than those of shy individuals. The research focused on the amygdala, a pea-sized area of the brain associated with emotion and memory, and found that high extraversion scores were linked to increased amygdala activation to happy faces.

Scientist explores the future of research collaboration

Researchers examine the evolution of collaboration, from World War I to modern-day global partnerships, highlighting its benefits and impact on scientific productivity. The study also delves into how emerging technologies like email and the Internet have revolutionized research collaboration, making it more diverse and effective.

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.

Rare squid found in Gulf of Mexico

Scientists discover rare squid with thin tentacles, stretching up to ten times its body length. The finding suggests the creature is widespread and highlights scientists' depth of ignorance about deep oceans.

Moose, deer come out after sundown, a warning to evening drivers

A Finnish study found that car collisions with moose and deer peak one hour after sunset, reaching crash rates 30-80 times higher than daylight hours. The risk is also present during dawn, with Finnish deer being descendants of white-tails imported from America in 1934.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Spaghetti gets protein boost from corn gluten meal

Researchers developed a new processing method to enhance protein content in spaghetti using corn gluten meal, increasing it from approximately 8g to 10g per two-ounce serving. The modified pasta has good flavor and texture, making it a potential market opportunity for food manufacturers.

Simple handwashing reduces rates of respiratory illness

A program called Operation Stop Cough reduced illness rates by 45% among Navy recruits who were ordered to wash their hands frequently. Handwashing may be especially valuable during the respiratory disease season, as it can prevent less virulent illnesses and mitigate outbreaks.

Patients left out of decision loop on cancer screening

A study found that nearly one-third of primary care physicians do not discuss cancer screenings with their patients, citing lack of time and language barriers. The survey also revealed that many doctors would make decisions independently of patient preference, and some were less likely to discuss controversial tests like PSA measurements.

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.

STD risk may be greater for internet sex seekers

A new study suggests that people who seek sex partners online are at a greater risk of acquiring sexually transmitted diseases (STDs) and HIV. The survey found that online sex seekers were more likely to have had previous STDs and had more partners than those who did not use the internet to solicit sex.

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.

Communication key to diagnosing depression

A new study finds that communication skills training can help doctors recognize patients with depression, a condition often missed at the primary care level. The training involves asking about psychosocial issues, using open-ended questions, and allowing more time for patients to talk.

Questions about feelings help uncover depression

A study found that physicians who recognized depression asked twice as many questions and spent more time on affective focus with patients. This suggests that better communication skills can help primary care physicians identify depression in their patients.

Innovative physics and chemistry e-journals get SPARC endorsement

Two new journals, New Journal of Physics and Internet Journal of Chemistry, have received SPARC's Leading Edge program endorsement. These peer-reviewed electronic journals offer wide dissemination of top-quality research at zero cost, improving accessibility for scientists and libraries.

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.

Dartmouth researchers urge caution in communicating results to public

A recent study led to misleading reports due to incorrect presentation of data, leading the researchers to urge for improved communication of research findings to the public. They suggest using absolute event rates, presenting risk ratios instead of odds ratios, and avoiding overgeneralization to provide realistic expectations.

New Online Service Alerts Chemists Instantly To The Latest Journal Research

The American Chemical Society (ACS) has introduced ASAP Alerts, a new online service that sends e-mail notifications of newly available Articles ASAP from each of its 27 Web editions of journals. Subscribers and non-subscribers can sign up for daily or weekly notifications, with access to full-text articles within minutes.

Media Advisory: Chemistry In The Movies

Dr. John Fortman will explore the chemistry connection in unexpected movies, such as 'The Graduate' and 'It's a Wonderful Life'. He will also showcase live chemical demonstrations in explosive films like Apollo 13 and Dante's Peak.

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.

People Power Over Nuclear Issues

Professor Lynda Warren argues that local residents' opinions are distorted by political rhetoric and underestimated by the industry. She calls for increased transparency and involvement from politicians and companies to address public fears about radioactive waste.

HHMI Grant To Bring Historical Archives To The Web

The grant will enable JSTOR to archive past issues of Science and PNAS, with plans to include additional journals from the Royal Society. This move aims to broaden library collections and facilitate easier scholarly research, supported by a complementary grant from the Andrew W. Mellon Foundation.

Eating Berries Can Help Lower LDL Cholesterol

Fresh berries can significantly reduce LDL cholesterol buildup by exhibiting antioxidant activities comparable to those found in grapes and wines. Research is ongoing to determine the optimal berry consumption amount for antioxidant benefits.

After The Wine Is Made, The Rest Of The Grape May Be Good For You

A new study suggests that grape pomace can be a rich source of antioxidants, which may help prevent coronary heart disease. The researchers extracted compounds called phenolics from red grape pomace and found them to significantly retard the oxidation of human low-density lipoprotein (LDL) or bad cholesterol.

When To Pick A Peck Of Pungent Peppers? When The Peck's At Its Peak

A new chemistry analysis reveals the optimal time for harvesting pungent peppers, with Piquin peppers requiring 40 days and De árbol and Habañero peppers needing 50 days. The hot flavor of chile peppers is caused by capsaicinoids, which degrade over time due to naturally-occurring compounds called peroxidases.

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.