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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

LSUHSC public health researcher finds reason for weight gain

A study by LSUHSC public health researcher Liwei Chen found that reducing liquid calorie intake, especially from sugar-sweetened beverages, is significantly associated with weight loss. The study's findings suggest that policy recommendations and public health efforts to reduce liquid calorie intake can help combat obesity.

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.

Iowa State chemist synthesizes carbohydrates, launches startup company

Nikki Pohl's breakthrough technology can produce complex carbohydrate molecules in 24 hours at a fraction of the cost of current methods. The startup company, LuCELLa Biosciences Inc., plans to develop an online catalog and sell custom-order carbohydrates to researchers and pharmaceutical companies.

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.

Caltech scientists create new enzymes for biofuel production

Researchers at Caltech developed 15 new highly stable fungal enzyme catalysts that efficiently break down cellulose into sugars at high temperatures. This breakthrough is crucial for creating cost-efficient processes to extract sugars from cellulose, a key material in producing renewable fuels like ethanol or butanol.

Doubling a gene in corn results in giant biomass

Researchers at the University of Illinois have created a corn variety with increased biomass, which can be used as an energy crop and as feed for livestock. The modified plants produce larger stalks and more leaves, leading to increased sugar content in the stalks.

Enzyme with a sugar antenna

Researchers achieve semisynthesis of homogeneous glycoproteins, a complex task in biomedical studies. They used a novel strategy to synthesize ribonuclease C, a glycosylated bovine pancreatic enzyme with a unique sugar component.

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.

Food advertisements in your magazine: How healthy are they?

Researchers at Newcastle University discovered that food adverts in popular UK magazines often feature sugary and salty products, despite promoting a healthier lifestyle. The study analyzed 30 widely-read weekly magazines and found that nearly every one contained unhealthy food options.

Displacing petroleum-derived butanol with plants

Researchers at the University of Illinois have developed a way to produce higher concentrations of butanol using microorganisms. The mutant strain can use five or six carbon sugars, making it more versatile and efficient. This breakthrough could lead to the development of a second-generation strain with targeted genetic alterations.

Novel prostate cancer vaccine taking aim at cancer cell 'sweet spot'

A new vaccine aims to treat and stop prostate cancer by targeting the unique sugar molecules expressed on cancer cells. The vaccine has shown promise in preclinical studies and could potentially be used against other types of carcinomas such as breast, lung, and ovarian cancers.

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.

Low-carb diets prove better at controlling type 2 diabetes

Researchers found that a low-carbohydrate ketogenic diet resulted in a three-fold improvement in type 2 diabetes, with 95% of participants eliminating or reducing diabetes medications. This study suggests that cutting out carbohydrates can lead to significant reductions in blood sugar levels and weight.

Nutritious fast-food kids' meals are scarce, researchers find

Only 3% of fast-food kids' meals met federal dietary guidelines, with fruit as a side dish and milk being common, while most exceeded sodium and added sugar limits. Researchers call on the industry to develop nutritious options and parents to make informed choices.

Body clock linked to diabetes and high blood sugar in new study

A genome-wide association study found that a mutation near the MTNR1B gene is associated with increased average blood sugar levels and a higher risk of type 2 diabetes. The researchers suggest that treating sleep problems could partly tackle diabetes and high blood sugar levels.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

September 2007 Sumatran earthquakes research findings

Scientists analyzed coral and GPS data to determine the details of the 2007 breaks, finding that only one section had broken, releasing a quarter of the accumulated deficit over two centuries. The study provides valuable insights into the stress accumulation on the Sumatra megathrust.

Metabolic reactions: Less is more in single-celled organisms

Researchers found that single-celled organisms spontaneously silence large numbers of metabolic reactions to optimize growth, with around 300 active reactions for all four organisms under optimal conditions. This finding provides new insights into the interplay between metabolic network activity and biological function.

Sweet molecule could lead us to alien life

Researchers discovered glycolaldehyde, a basic sugar molecule, towards a star-forming region where habitable planets may exist. The detection suggests that the production of this key ingredient for life could be common throughout the galaxy.

Drink brewed tea to avoid tooth erosion

A study published in the Academy of General Dentistry journal found that brewed tea has a lower erosive effect on teeth compared to soft drinks and acidic juices. The study suggests that drinking brewed tea can help prevent tooth erosion, which can wear away the enamel and lead to irreversible damage.

Apple iPhone 17 Pro

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

Tracking down the cause of mad cow disease

Researchers at TU Munich and ETH Zurich develop a new method to synthesize anchored proteins, enabling in-depth studies of prions and their influence on conversion to pathogenic forms. The team successfully produces a synthetic GPI-anchored protein, which attaches to cell membranes, helping to track down the infectious form of the prion.

School vending machines dole out excess calories, fat

Recent figures from the HEALTHY Study found that standard school vending machine offerings contain high-calorie beverages and snacks, contributing to excess calorie intake among students. The study aims to limit snack calories to 200 and eliminate unhealthy options from vending machines.

Variety of foods -- the key for child nutrition

New research by Sugar Nutrition UK reveals that most children have sufficient levels of essential vitamins and minerals in their diets. The study found that even though children consume more added sugars than recommended, they still get the required amounts of most nutrients.

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.

New process derives 'green gasoline' from plant sugars

Researchers at University of Wisconsin-Madison have developed a process to convert plant sugars into gasoline, diesel, and jet fuel. The new process produces identical molecular compounds to traditional petroleum-based fuels, offering a promising alternative to fossil fuels.

New 'nano-positioners' may have atomic-scale precision

Researchers at Purdue University developed a new monolithic comb drive device that can precisely move or sense movement at an atomic scale. The device has twice the dexterity of similar devices and could improve probe-based sensors for detecting viruses and biological molecules.

Candy-coating keeps proteins sweet

Researchers at NIST have developed a method to evaluate the stability of protein-based drugs at room temperature using a fluorescent probe. This new method can measure the lifetime of hydrogen bonding networks that stabilize proteins, reducing the time and expense associated with traditional methods.

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.

Innovative diabetes program in Bloomington-Normal, Ill., a success

The Diabetes Checks & Balances program has shown positive outcomes in its first year, with 29% of participants receiving all four tests, including HbA1c and eye exams. This increase is nearly twice as high as in 2006, suggesting improved diabetes management among local residents.

Sugar study is sweetener for stem cell science

Scientists investigate how cells make different sugar types and test theories on how sugars influence cell behavior. They aim to develop new ways to instruct cells to behave in particular ways, potentially leading to therapies for heart disease and nerve damage.

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.

A short and sweet diagnosis for cancer?

A team of scientists has developed a system to detect potential 'biomarkers' of early forms of cancer by analyzing sugar molecules attached to proteins. The system aims to provide more accurate early diagnosis and monitoring of cancer progression.

ACCORD clinical trial publishes results

Researchers found that intensively lowering blood sugar to near-normal levels did not significantly reduce the risk of major cardiovascular events, but increased the risk of death. The intensive strategy group had a 22% higher risk of death compared to the standard group.

Are microbes the answer to the energy crisis?

Researchers are discovering microbes that can efficiently produce inexpensive, environmentally friendly biofuels as alternatives to oil. These microorganisms can ferment biomass into ethanol and biodiesel, reducing our reliance on fossil fuels and mitigating climate change.

Toad research could leapfrog to new muscle model

Researchers are rethinking how muscles work by studying toads' rapid feeding actions. They've discovered that muscles behave like springs, allowing for efficient energy storage and release. This new model could lead to innovations in prosthetics, electric motors, and treatments for Parkinson's disease.

Sugar-coated antibiotics

Researchers have elucidated the structure and function of an enzyme decorating antibiotics with sugar molecules, which can help overcome antibiotic resistance. By understanding how these sugars are made, they aim to develop unnatural sugars with different properties.

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.

Disabling mouse enzyme increases fertility

Researchers at WashU Medicine found that disabling an enzyme that attaches sugars to a hormone increased fertility levels in mice by nearly 50 percent. The altered hormone regulation may be used to enhance human fertility.

Blocked brain enzyme decreases appetite and promotes weight loss

Researchers at Duke University Medical Center found that blocking the CaMKK2 brain enzyme decreases appetite and promotes weight loss in mice. The study also showed that this enzyme is required for appetite control and protects against obesity-related health issues.

Turning fungus into fuel

A team of researchers has decoded the genetic sequence of Tricoderma reesei, a fungus that can break down plant fibers into simple sugars. This finding could unlock possibilities for industrial processes that convert corn, switchgrass, and cellulose-based waste into ethanol.

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.

MIT-led teams unravel heparin death mystery

A contaminant in heparin, oversulfated chondroitin sulfate, was detected using advanced analytical techniques. The presence of this contaminant can trigger an allergy-like reaction, leading to severe symptoms like low blood pressure and abdominal pain.

Cow stomach holds key to turning corn into biofuel

Scientists from Michigan State University have discovered a way to convert entire corn plants into biofuel using an enzyme found in cow stomachs. This breakthrough enables the production of affordable cellulosic ethanol by unlocking plant fibers previously considered unusable.

Once-daily basal insulin glargine vs. thrice-daily prandial

The APOLLO study found that once-daily basal insulin glargine achieved similar reductions in haemoglobin A1c to thrice-daily prandial insulin lispro, with improved patient satisfaction. Insulin glargine was associated with fewer injections, lower risk of hypoglycaemia, and greater patient satisfaction compared to insulin lispro.

Fluke 87V Industrial Digital Multimeter

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

Insects take a bigger bite out of plants in a higher CO2 world

Researchers found that elevated CO2 levels in soybeans attracted more adult Japanese beetles, Western corn rootworms, and Asian soybean aphids. The study suggests that global environmental change is multifaceted, with increased insect damage due to impaired plant defenses.

MGH initiates phase I diabetes trial

Scientists at MGH are exploring a potential cure for type 1 diabetes through a Phase I clinical trial. The trial uses the BCG vaccine, which has shown promising results in mouse models of autoimmune diabetes.

ETH Zurich researchers develop antibody test

Researchers at ETH Zurich have developed a novel antibody test that can detect specific antibodies against Plasmodium falciparum's toxic sugar molecules. This test has the potential to protect adults from severe malaria and could also be used to develop a selective vaccine for infants under 5, who are most vulnerable to the disease.

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.

Impaired fat-burning gene worsens diabetes

A study discovered a 'fat-burning' gene that plays a crucial role in insulin sensitivity. When this gene is impaired, it can lead to increased risk of obesity and worsening diabetes.

The devil in the dark chocolate

While flavanol-rich dark chocolate offers cardiovascular benefits, manufacturers often remove these compounds to balance calorie content, rendering the product less healthy than claimed. Flavanols have antioxidant properties but are not a guarantee of healthiness.

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.

Story ideas from the Journal of Biological Chemistry

Researchers found that high sugar consumption led to obesity, insulin resistance, and cognitive decline in mice. The study highlights the potential link between sugary drinks and Alzheimer's disease, a finding that could have significant implications for human health.

Hormone links sleep, hunger and metabolism, researchers find

A study by UT Southwestern Medical Center researchers found that the hormone orexin activates HIF-1, which increases energy production in cells. This activation is linked to the body's response to low blood sugar and hunger, suggesting a new mechanism for metabolic regulation.

Hungry microbes share out the carbon in the roots of plants

A study at the University of York found that microbes in plant roots rapidly consume sugars and convert them into carbon dioxide, creating a shortcut in the carbon cycle. This process was demonstrated using C-13-labeled carbon dioxide, allowing researchers to identify the active microbes.

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.

Annals of Internal Medicine tip sheet for Sept. 18, 2007

The American College of Physicians recommends setting blood sugar targets for patients with type 2 diabetes, aiming to prevent microvascular complications. Additionally, a study reveals that many women of childbearing age are prescribed dangerous drugs without proper birth control monitoring.

Nice but naughty -- our addiction to chocolate

Research suggests that cravings for chocolate are driven by sugar and fat content rather than psychoactive compounds, contradicting popular notions of 'addiction'. The study also reveals a preference for milk chocolate and chocolate-covered confectionery over dark chocolate.