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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

Taking their vitamins

New research from North Carolina State University and the University of Copenhagen finds that most bacterioplankton are B1 auxotrophs, meaning they have to glean the vitamin or pieces of it from their environment. The study also reveals fluctuations in genes responsible for making and/or using environmental B1 and precursors over time.

Chewing gum may be effective for delivering vitamins

Researchers found that chewing vitamin-supplemented gum increased levels of water-soluble vitamins in saliva and plasma. The study validated the concept of gum as an effective delivery system for at least some vitamins.

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.

Bacteria ensure square meal for bloodsucking ticks

Ticks cannot survive without bacterial symbionts that synthesize B vitamins from scarce nutrients in blood. A study discovered a key bacterium that produces vital B vitamins, such as biotin and folic acid, for ticks' survival.

Apple iPhone 17 Pro

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

Rice becomes less nutritious as CO2 levels rise

Research finds that rice grown under higher carbon dioxide concentrations has lower levels of iron, zinc, protein, and vitamins B1, B2, B5, and B9. This decrease may exacerbate malnutrition among populations relying heavily on rice as a staple food source.

The part of rice we don't eat may be highly nutritious

A recent study published in Rice journal reveals that rice bran contains high levels of essential vitamins, amino acids, and antioxidants, making it a potential health food. The researchers identified over 400 compounds in rice bran that could provide medicinal benefits.

B vitamins reduce schizophrenia symptoms, study finds

A review of worldwide studies found that high-dose B-vitamins significantly reduce schizophrenia symptoms. The research suggests that B vitamins are most beneficial when implemented early on and used with higher dosages or combined several vitamins.

A battery inspired by vitamins

Researchers at Harvard have discovered a whole new class of high-performing organic molecules that can store electricity safely and efficiently in large batteries. These molecules are inspired by vitamin B2 and offer improved stability and solubility compared to previous discoveries.

Microbes take their vitamins -- for the good of science

Researchers at DOE/Pacific Northwest National Laboratory have developed a molecule that mimics natural vitamins in bacteria, allowing for easier tracking and measurement of nutrient use. The discovery provides insight into the inner workings of living microbes crucial to energy production and carbon cycles.

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.

Omega 3 levels affect whether B vitamins can slow brain's decline

Researchers found that higher Omega-3 fatty acid levels enhance the effectiveness of B vitamins in preventing cognitive decline. The study, which included over 250 participants with mild cognitive impairment, suggests that combining B vitamins and fish oil supplements may improve thinking and memory in older adults.

PMS as an early marker for future high blood pressure risk

A prospective study of 1,257 women with PMS and 2,463 symptom-free controls found a 40% higher risk of developing high blood pressure over 20 years among those with moderate-to-severe PMS symptoms. Women with PMS were also more likely to develop hypertension before age 40, with a three-fold increased risk.

Dietary supplements shown to increase cancer risk

Research by University of Colorado Cancer Center investigator Tim Byers found that taking more dietary supplements than needed can lead to a higher risk of developing cancer. The study, which involved thousands of patients and ten years of research, showed that some supplements may even increase cancer risk by 20%.

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.

The nutritionists within

Scientists found that firebug gut bacteria produce essential B vitamins, which are then used by the host to survive. The symbiotic relationship is not harmonious, as insects actively harvest the vitamins from their bacterial partners by bursting open cell walls.

Assuring good nutrition for astronauts

Researchers investigate degradation of essential vitamins over time in spaceflight foods, aiming to develop strategies to minimize loss. They'll use similar foods consumed by astronauts at the International Space Station to determine the impact of preparation and storage conditions on vitamin potency.

Canine tail chasing resembles human obsessive compulsive disorders

Researchers discovered similarities between compulsive behavior in dogs and humans, including early onset, recurrent behaviors, and nutritional supplements' beneficial effect. The study suggests that dogs can serve as an excellent animal model for studying the genetic background and environmental factors associated with human OCD.

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.

Pass the lycopene: Scientist can protect supplements inside food

A Purdue University scientist has developed a way to encase nutritional supplements in food-based products, protecting them from degradation due to heat, light, oxygen, and other external factors. The method involves creating crystalline-like fibers that embed the nutraceuticals, allowing for improved stability and bioavailability.

Research on vitamins could lead to the design of novel drugs to combat malaria

Scientists at the University of Southampton have discovered the atomic structures of malarial enzymes responsible for vitamin B6 biosynthesis, paving the way for the development of new antimalarial chemotherapeutics. This research could lead to a breakthrough in combating malaria, which affects nearly 250 million people worldwide.

B vitamins in mother's diet reduce colorectal cancer risk in offspring

Scientists at Tufts University found that mice born to mothers fed a B vitamin-rich diet had fewer intestinal tumors, while those from deficient diets showed more aggressive tumors. The study suggests epigenetic effects of maternal B vitamin intake may protect against colorectal cancer in offspring.

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.

Many brain tumor patients use homeopathy, alternative treatments

A study published in Neurology found that nearly 40% of brain tumor patients use alternative therapies, including homeopathic remedies and vitamin supplements. Younger people, women, and those with more education were more likely to use these treatments, which they often sought to add benefits to conventional care.

Shortfalls in carotenoid intake may impact women's health

A new report by The Nutrilite Health Institute found that only about a third of American women meet their fruit and vegetable intake recommendations, leading to potential health issues. Older women have higher total carotenoid intakes compared to younger women after accounting for caloric differences.

Healthy food makes consumers feel hungrier when choices are limited

A recent study by Stacey Finkelstein and Ayelet Fishbach found that individuals who choose healthy food options feel hungrier if there are no other choices available. The researchers also discovered that this effect is not present when consumers have the freedom to make their own choices.

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.

True or false? How our brain processes negative statements

Pragmatically licensed statements, which sound natural and informative, don't hinder the brain's understanding of negative statements. In contrast, pragmatically unlicensed statements elicit similar ERPs to true words, suggesting negation is not more challenging when useful.

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.

Nectar is not a simple soft drink

Researchers discovered that plant nectar contains secondary compounds, including nicotine, which repel pollinators and attract 'nectar thieves'. This finding suggests that plants may produce nectar to increase genetic diversity by attracting more visitors despite the potential risk of poisoning insects.

Vitamins: Science doesn't always match policy

Renowned nutrition expert Dr. Irwin Rosenberg emphasizes the need for more research on vitamins and minerals, highlighting the limitations of current evidence. He advocates for standardized regulations on multivitamin products to ensure customer safety and informed marketing.

Children's packed lunches: Are they even worse than Turkey Twizzlers?

A study by the University of Bristol revealed that children's packed lunches are often lacking in essential nutrients like potassium and zinc. In contrast, school meals tend to provide higher intakes of protein, vitamins, and minerals, as well as lower sugar and saturated fat content.

Teens who take multivitamins have healthier lifestyles

A study found that teenagers who take daily multivitamin supplements have healthier diets and lifestyles compared to non-users. Vitamin users were more likely to engage in physical activity, eat a balanced diet, and watch less TV.

New study reveals pork rivals chicken in terms of leanness

A new study by the National Pork Board and the US Department of Agriculture found that six common cuts of pork are 16 percent leaner than 15 years ago, with saturated fat dropping 27 percent. Pork tenderloin is just as lean as skinless chicken breast, containing only 2.98 grams of fat per 3-ounce serving.

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.

Vitamins do little to prevent recurrent stroke

A recent study found that high-dose vitamin therapy had no effect on preventing recurrent strokes and heart attacks. The VISP study involved 3,680 adults who received either a low or high dose of folic acid, B6, and B12 vitamins.

Poor American families face 'eat or heat' dilemma

A new study reveals that poor American families struggle to balance heating costs with nutrition during the cold season. Despite a 10% calorie reduction, researchers argue that this may not be as detrimental to health as previously thought.

Can vitamins slow the progression of Alzheimer’s disease?

A recent pilot study published in the American Journal of Geriatric Psychiatry found that high-dose vitamins can reduce homocysteine levels in individuals with mild to moderate Alzheimer's disease. The multicenter trial, known as Vital, aims to determine if these vitamins can slow the progression of the disease. Researchers are optimis...

Homocysteine related to brain atrophy, vascular disease

Research suggests that high homocysteine levels are related to brain atrophy, with elderly individuals experiencing greater loss of brain cells and volume. Additionally, elevated homocysteine levels have been found to be associated with a higher risk of vascular disease in both healthy and Alzheimer's patients.

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.

Lowering your homocysteine level may help reduce risk for heart disease

Seven large randomized clinical trials investigate the relationship between homocysteine, vitamins, and cardiovascular risk. The American College of Physicians recommends high-risk individuals take folic acid supplements, while others can benefit from a healthy diet rich in fruits and vegetables.

Zinc Reduces Child Mortality By More Than 34%

A randomized controlled trial found that zinc supplementation significantly reduced mortality in low-birth weight Indian children. Zinc also reduced diarrheal prevalence and pneumonia incidence in international studies.

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.