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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

Researchers use patient's own blood to treat hamstring injury

A two-part treatment using injections of a patient's own blood and steroid, combined with dry-needling, has shown significant improvements in functionality and pain reduction for patients with hamstring tendinopathy. The study found that this treatment approach outperformed traditional steroid therapy alone.

Colitis patients diagnosed later in life tend to have better disease outcomes

Research found that adults diagnosed with ulcerative colitis at age 50 or later had better disease outcomes, including higher remission rates, compared to those diagnosed earlier in life. The study suggests changes in the aging immune system and environmental factors like smoking may contribute to this phenomenon.

Meta Quest 3 512GB

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

Purple periwinkles battle inflammatory diseases

Researchers found vinpocetine reduces inflammation by targeting the activity of IKK, switching off NF-κB and producing pro-inflammatory molecules. The study shows great promise for vinpocetine as a novel anti-inflammatory agent with no severe side effects.

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.

Bodybuilding with steroids damages kidneys

Long-term steroid abuse in bodybuilders led to severe kidney damage, including focal segmental glomerulosclerosis. The condition causes scarring within the kidneys, similar to that seen in morbidly obese patients but with more severe effects.

Predictors of disease behavior change in Crohn's disease

Researchers found that perianal disease, current smoking, prior steroid use and early azathioprine or biological therapy are predictors of disease behavior change in CD patients. These findings may aid clinicians in choosing the treatment strategy for their patients.

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.

Powerful nutrient cocktail can put kids with Crohn's into remission

A nutritional formula inspired by NASA's astronaut diet has shown to put 60-70% of children with Crohn's disease into remission. The treatment involves a specially-designed powder mixed with liquids to provide daily nutritional requirements, with success rates similar to traditional steroid-based drugs.

Ultrasound imaging now possible with a smartphone

Researchers have successfully coupled USB-based ultrasound probe technology with smartphones, enabling compact, mobile medical imaging devices. This innovation has far-reaching implications for global healthcare, particularly in developing countries where access to medical imaging is limited.

Researchers find earliest evidence for animal life

A team of scientists has found the oldest evidence for animal life in fossil record, with steroids from sponges dating back 635 million years. The discovery suggests that multicellular animal life may have evolved earlier than previously thought, around 100 million years before the Cambrian explosion.

Apple iPhone 17 Pro

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

How to treat steroid-naive ulcerative colits patients efficiently?

Researchers found 61.1% of steroid-naive UC patients entered remission after leukocytapheresis sessions, suggesting its efficacy as a second-line treatment. Endoscopic findings can predict the treatment's success, making LCAP a suitable option for moderately active UC patients.

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.

Steroids not as effective in obese asthma patients

Researchers at National Jewish Health found that glucocorticoids are 40% less effective in overweight and obese asthma patients than in those of normal weight. The study suggests a potential mechanism involved in the resistance, which could lead to therapeutic targets for future medications.

Young man scarred for life by steroid abuse

A 21-year-old amateur bodybuilder suffered from anabolic steroid-induced acne conglobata, leading to deep ulcerations and abscesses. Discontinuing steroid use improved skin lesions, but extensive scarring is expected to remain lifelong.

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.

Some common treatments for sinus infections may not be effective

A study found that common treatments for acute sinusitis, including antibiotics and topical steroids, were not more effective than placebo in altering symptom severity, duration, or natural history. Topical steroids were likely to be effective in patients with less severe symptoms at presentation.

The 'arms' race: Adult steroid users seek muscles, not medals

The study reveals that adult steroid users are driven and ambitious individuals motivated by physical self-improvement, including muscle gain, strength, and attractiveness. These non-medical AAS users follow a health-centered lifestyle, using directed drug technology as part of their strategy.

Evidence lacking to guide treatment for sudden hearing loss

A systematic review and meta-analysis found little to no scientific evidence supporting the use of steroids or other therapies for treating sudden sensorineural hearing loss. The study suggests that systemic steroids may not be the gold standard of treatment due to severe limitations in existing studies.

Light-activated compound silences nerves, may one day help epileptics

Scientists have developed a light-activated compound that can silence brain activity when exposed to light, potentially helping treat epilepsy. The compound, called NBD-steroid, works by activating the same receptor used by many anesthetics and tranquilizers, making it harder for brain cells to respond to stimulation.

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.

After scrutiny, preemie lung treatments turn out to be safe, effective

A recent study published in Pediatrics has found that repeated courses of steroids in preterm labor do not harm the babies' brains, contrary to previous concerns. The treatment may still hold promise for helping fragile babies breathe on their own and reducing the risk of respiratory complications.

Mutant gene causes severe kidney disease in infants

Researchers identified a previously unknown cause of severe kidney disease in children: recessive mutations in the PLCE1 gene. Early diagnosis and treatment may reverse some cases of nephrotic syndrome in infants. The study provides promising results, suggesting that some infants with PLCE1 mutations can respond to steroid treatment.

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.

Pressure to be more muscular may lead men to unhealthy behaviors

A recent study by Ohio State University researcher Tracy Tylka found that men are under immense pressure to have muscular bodies, which can lead to symptoms of eating disorders and unhealthy behaviors. The study of 285 college men showed that those who felt more pressure to be muscular were more likely to engage in unhealthy habits.

The promise of a B-cell biologic therapy for rheumatoid arthritis

An international study found that low-dose rituximab can achieve remission in patients with moderate to severe rheumatoid arthritis symptoms. The treatment showed no correlation between steroid use and disease improvement, but was associated with mild adverse events.

Teens' herbal product use associated with illicit substance use

A recent study found that teens who use herbal remedies are four times more likely to have used inhalants and eight times more likely to have used heroin. The study suggests that parents and healthcare providers should ask about herbal product use to identify potential substance abuse issues.

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.

New study finds anabolic steroids may be addictive

A new study using an animal model suggests that anabolic steroids can be addictive. Hamsters showed a marked preference for testosterone, nandrolone or drostanolone, indicating the drugs' potential for addiction. The research highlights the need for awareness among coaches and mental health professionals about this risk.

Vitamin supplement could help treatment-resistant asthma

Researchers found that vitamin D3 supplementation can increase the responsiveness of T-cells from patients with severe asthma to steroids. The study suggests that this therapy could lead to new ways to treat people who don't respond to steroid treatment, reducing the need for heavy medication.

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.

Steroids and chicken pox not a good mix

Children undergoing steroid treatment for childhood leukemia are at increased risk of contracting a more severe form of chicken pox, which may result in death. The study found that 54 out of 110 patients with chicken pox experienced severe disease, including two deaths.

Steroids reduce heart damage risk in children with Kawasaki's disease

Steroid treatment has been shown to reduce inflammation of the heart blood vessels by half in children with Kawasaki's disease. The use of steroids combined with aspirin and IVGB significantly decreases the risk of developing serious complications. Most children recover fully from Kawasaki's disease, which is treatable.

Sports doping explored during half-day symposium, Aug. 30

Experts discuss scientific and regulatory aspects of sports doping, including 'gene doping' that uses genetic elements to enhance athletic performance. The U.S. Anti-Doping Agency is also highlighted as a key player in fighting sports doping through testing, education, and research.

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.

New lab research may help those deafened by immune system attack

Researchers at Michigan Medicine have found that over half of patients with rapidly progressing hearing loss had antibodies against IESCA, a protein in the inner ear. The study suggests a direct test for antibodies could predict which patients will regain hearing with steroid treatment.

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.

Annals of Internal Medicine, tip sheet, Nov. 16, 2004

A recent review of health journals found limited evidence on reducing health disparities, but identified a significant association between high-dose steroid use and increased cardiovascular risk. The review also provided new guidelines for blood thinner dosing in older patients with atrial fibrillation.

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.

Research hones in on therapies and diagnosis of bowel diseases

Researchers have made significant progress in diagnosing and treating inflammatory bowel diseases (IBD) with new therapies like basiliximab and OPC-6535. These treatments show promise in improving clinical outcomes and reducing symptoms in patients with IBD.

Early promise for steroid-free liver transplantation in children

A pilot study found that children who underwent steroid-free immunosuppression had a lower rate of graft rejection after 12 months compared to those who received steroids. The findings suggest no harmful effect on graft acceptance, but further follow-up is needed to confirm the results.

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.

Promising drug proves ineffective as treatment for hearing loss

A recent study published in JAMA found that the steroid Prednisone proved effective in stabilizing and improving hearing in patients with AIED (autoimmune ear disorder) but failed to maintain these gains over time. The study also tested Methotrexate, a promising anti-inflammatory drug, which showed no significant benefit in treating AIED.

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.