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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

Not so sweet

Researchers found that cool temperatures reduce the appeal of sweetness by activating other sensory cells via protein rhodopsin 6, which is typically associated with light detection. This suppresses communication between sweet-sensing taste neurons and the brain, leading to reduced feeding behavior in fruit flies.

Apple iPhone 17 Pro

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

Subtle flavors

A team of scientists at UC Santa Barbara has discovered that multiple opsin proteins function as taste receptors, enabling the detection of subtle chemical signals. This finding raises questions about the original role of opsin proteins in ancient organisms and may extend to mammals, including humans.

Sugar leads to early death, but not due to obesity

A new study reveals that sugar-rich diets can lead to early death, but not due to obesity. The researchers found that the build-up of uric acid is a key factor in this process. By providing flies with access to water, they were able to prevent the accumulation of uric acid and subsequent shortened survival.

Sugar brings a lot of carbon dioxide into the deeper sea

Researchers found that laminarin plays a central role in the marine carbon cycle, storing an average of 12 gigatons of carbon annually. The study also revealed that laminarin comprises 50% of organic carbon in sinking diatom-containing particles.

Blocking sugar structures on viruses and tumor cells

Researchers at TUM designed an artificial binding protein with a unique chemical composition to bind to biological sugar structures. This protein has superior affinity to natural lectins and can inhibit cell growth, making it a potential therapeutic agent for conditions like cancer and infectious diseases.

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.

Evidence clearly favors taxing sugary drinks -- new study

A new review of international research on food taxes highlights the strong evidence showing such taxes work in reducing sugary drinks consumption. A 20% tax on sugar-sweetened beverages could raise NZ$40 million annually, which could be recycled back into the community to fund healthy initiatives.

Sugar tax has more public support than expected

A survey of over 1,000 German consumers found broad support for nutritional policy action, despite initial concerns about social acceptance. Key findings indicate that people's opinions on food policies are not tied to individual dietary struggles, with those who eat a healthy diet also being in favor of regulation.

Confusing standards lead to extra sugar in kids' breakfast cereals

A new study found that breakfast cereals marketed to children often contain more sugar per ounce than intended due to inadequate industry guidelines. Many companies participating in self-regulation programs like CFBAI fail to promote lower-sugar options, leading parents to unknowingly consume excessive sugar.

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.

Sugar gets the red light from consumers in new study

A recent study found that sugar content is the most important factor in deciding on healthy food options, overriding fat and salt. The research used the traffic light labelling system and showed that participants preferred products with lower sugar content, even if they had higher levels of other nutrients.

Kids eat more calories in post-game snacks than they burn during the game

A new study by Brigham Young University researchers found that kids consume an average of 213 calories from post-game snacks, exceeding the energy expenditure of 170 calories burned during the game. Sugary drinks were the biggest culprits, with parents bringing nearly 90% sugar-sweetened beverages to games.

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.

Sugar-poor diets wreak havoc on bumblebee queens' health

A recent study found that bumblebee queens' ability to reproduce and survive is hindered by a lack of sugar in their diets. Queens' fat bodies fail to produce essential enzymes required for metabolism and detoxification from pesticides, leading to reduced lifespans and population decline.

Studies gauge effect of soft drink taxation, advertising and labeling laws

Two studies found that soft drink taxation and labeling laws led to a decrease in beverage purchases high in sugar, sodium and saturated fat. In Chile, front-of-packaging warning labels reduced consumption by 22.8mL per capita per day, while the UK Soft Drinks Industry Levy increased prices by 31% and resulted in significant reductions...

The complex effects of colonial rule in Indonesia

A study by MIT economists found that areas in Indonesia where Dutch colonial rulers built a huge sugar-producing industry in the 1800s remain more economically productive today. The research shows that villages with Dutch-built sugar-processing factories have greater economic activity, manufacturing, and higher local education levels c...

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.

Sugar ants' preference for pee may reduce greenhouse gas emissions

Researchers at the University of South Australia found that sugar ants prefer higher concentrations of urea in urine, which could reduce nitrous oxide emissions. The discovery shows a symbiotic relationship between ants and vertebrates in dry environments, highlighting the importance of nitrogen cycling.

Your gums reveal your diet

A new study suggests that a diet rich in sugar increases the risk of both dental cavities and gum inflammation. Healthy eating habits should be prioritized to avoid expensive treatments.

Sugar changes the chemistry of your brain

Researchers found that sugar intake alters the brain's dopamine and opioid systems, activating the reward system after just 12 days. This suggests that sugar can be an addictive substance, pushing natural stimuli like social interaction or learning into the background.

Global diets are converging, with benefits and problems

Research found that South Korea, China, and Taiwan have experienced significant changes in food supply, with increased animal source foods and sugar contributing to obesity issues. In contrast, many Western countries have seen declines in animal source foods and sugar, accompanied by increases in vegetable availability.

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.

Amount of sugar sold in soft drinks drops by 29% in the UK

The UK saw a significant reduction in the amount of sugar sold in soft drinks between 2015-2018, with nearly three-quarters of the decrease attributed to product reformulation or introduction of lower-sugar drinks. Consumer behavior also played a key role, with more consumers opting for low- or no-sugar content drinks.

Climate change unlikely to drive sugar maples north

A recent study published in the Journal of Ecology found that climate change is unlikely to force a northern migration of sugar maples due to soil composition constraints. The research, conducted by Alexis Carteron and colleagues, found that boreal forest soil negatively affects sugar maple survival rates and growth.

Need to control blood sugar? There's a drink for that, says UBC prof

Researchers found that a ketone monoester drink can help participants with Type 2 diabetes and pre-diabetes better control their blood sugar levels without insulin changes. The study's lead author notes that while ketone supplements are not a magic bullet, they may be another strategy for managing the disease.

Diet has rapid effects on sperm quality

A new study by researchers at Linköping University found that a diet rich in sugar can rapidly affect sperm motility and quality. After two weeks of consumption, the sperm motility of all participants became normal, suggesting a close link between diet and fertility.

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.

Stevia remains the most discussed low/zero-calorie sweetener

The International Stevia Council's 2019 Online Conversation & Trends Analysis reveals stevia as the most discussed low-calorie sweetener, with doubled mentions in both English- and Spanish-speaking countries. Positive sentiment around stevia remains high, increasing by 5% in English-speaking countries.

Refined carbs may trigger insomnia, finds study

A new study by Columbia University researchers suggests that a diet high in refined carbohydrates, particularly added sugars, may be partly to blame for insomnia. Women who consumed more vegetables and whole fruits were less likely to develop problems with insomnia.

Hastings Center Report, November-December 2019

The Hastings Center Report highlights concerns over GoFundMe's role in facilitating unproven medical treatments, which can harm donors and recipients. The report also explores the doctor burnout crisis, advocating for legal interventions to safeguard healthcare workers' safety and well-being.

Communications device offers huge bandwidth potential

Researchers have created a new device that can rapidly switch functionality to support high-speed wireless communications, enabling multiple conversations over the same network. The device uses microcapillaries filled with plasma, metal or dielectric gas to generate multiple channels operating simultaneously at different frequencies.

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.

Oat pathogen defence discovery marks an important milestone

Researchers have uncovered the critical genetic components responsible for oat's natural defense against soil pathogens, including the notorious Take-all disease. The finding holds significant implications for breeding other crops with similar resistance mechanisms.

New method accelerates development of protein therapeutics

A new method has been developed to accelerate the development of protein therapeutics by utilizing a cell-free system for glycosylation. This approach enables researchers to quickly discover and understand glycosylation pathways, leading to faster medicine creation and potentially opening up new avenues for treating diseases.

Sugar delivered to Earth from space

Researchers found ribose and other essential sugars in meteorites, indicating an extraterrestrial origin. The discovery suggests that these sugars could have contributed to the formation of primordial RNA on Earth.

Extraterrestrial biologically important sugars

Researchers found ribose and other biologically important sugars in meteorites, hinting at prebiotic origins on Earth. The discovery implies that sugars could have formed in space and been delivered to our planet, contributing to the emergence of life.

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.

Unhealthy habits can start young: Infants, toddlers, and added sugars

A new study found that nearly two-thirds of infants and almost all toddlers consumed added sugars in their daily diets, primarily in flavored yogurts and fruit drinks. The widespread intake points to a serious problem, as early eating patterns can lead to negative health conditions such as cavities, obesity, and elevated blood pressure.

Too much sugar doesn't put the brakes on turbocharged crops

Recent research on turbocharged crops reveals that their productivity lies in sugar sensing mechanisms regulating photosynthesis. Unlike C3 plants, C4 crops are not sensitive to high levels of sugars, suggesting a more complex feedback mechanism.

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.

Minimizing post-harvest food losses

Researchers from Graz University of Technology develop biological methods to improve storage of apples and sugar beet, reducing losses due to spoilage. The combined use of hot water treatment and biocontrol organisms significantly increases shelf life and reduces post-harvest pathogens.

Sugar-coating proteins can help understand brain disease

Scientists at the University of Dundee have created a method to permanently attach a small sugar molecule called O-GlcNAc to proteins in human cells. This allows them to investigate its role in neurological diseases such as Alzheimer's and Parkinson's, which are thought to be linked to O-GlcNAc disruption.

Calorie labels in fast food outlets linked to small drop in calories purchased

Labelling menus with calorie content led to a small immediate decrease in average calories purchased, but this reduction was followed by a gradual weekly increase over the next year. The study suggests that calorie labelling alone may not be enough to make sustainable reductions in calorie intake in fast food restaurants.

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.

The sweet taste of innovation

A new US food-labeling policy will require packaging to display the amount of added sugars and their daily value. Food companies are developing low- or no-calorie sweeteners, such as allulose, which promises to deliver sugar properties with one-tenth the calories.

More electronic device use tied to more sugar and caffeine in teens

A McMaster University study found that teens who spend more time on TV and electronic devices consume more sugared and caffeinated drinks. The research suggests that counseling or health promotion could help address this issue, which is linked to obesity, diabetes, and other health problems.

Fluke 87V Industrial Digital Multimeter

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

The 7 types of sugar daddy relationships

A recent study by sociologist Maren Scull found seven types of sugar relationships in the US, including sugar prostitution, compensated dating, and pragmatic love. The research highlights genuine emotional connections and nuanced forms of companionship, challenging stereotypes and deviantizing these relationships.

Honeybees are math stars

Honeybees can learn to distinguish between quantities of three and four, but fail at finer differences. Training with a bitter-tasting quinine-flavored water reward improves their math skills, enabling them to differentiate between four and five shapes.

Bacteria make pearl chains

Researchers observed flavobacteria forming tubes and then strings of pearls, which capture and break down laminarin sugar for nutrition. This ecological strategy appears successful, as the bacteria are found in large numbers after algal blooms.

Celestron NexStar 8SE Computerized Telescope

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

Rethinking diabetes care with nutrition therapy

A new clinical trial aims to improve blood sugar control in patients with type 2 diabetes by delivering medically tailored meals and nutrition education via telehealth. Researchers are testing whether this approach can reduce emergency department visits and hospital admissions, and if it is cost-effective.

Modest improvements in diets of US adults but still too much sugar, saturated fat

A recent study analyzed dietary data from nearly 44,000 US adults between 1999 and 2016, finding modest improvements in diet quality despite high consumption of low-quality carbohydrates and saturated fat. The study also showed a decline in added sugar intake and an increase in whole grains, plant protein, and polyunsaturated fatty acids.

Climate change study finds that maple syrup season may come earlier

A study found that climate change could cause the maple syrup season to shift one month earlier, with eastern North America potentially losing production capacity. The research suggests that areas like Quebec will see increased production, while others may experience declines.

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.

Searching for the characteristics of award-winning wine

Researchers analyzed data from the Mundus Vini Challenge to identify key characteristics of award-winning wines. The study found that wines with high ethanol and sugar levels, as well as flavors associated with sweetness, tend to win top awards.