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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

Is estrogen going to your head?

Researchers found a 2.5 times higher prevalence of HFI in modern female participants compared to historic skulls, with average age of onset dropping drastically. Hormonal imbalance, lifestyle factors, and fertility habits may contribute to the condition.

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.

Adjuvant therapy perhaps not necessary for older breast cancer patients

Researchers found that low-risk patients aged 60 or older with small tumors and low-grade disease have mortality rates comparable to the general population. These patients may not benefit from adjuvant therapy, contradicting previous recommendations for almost all patients with hormone-responsive disease.

New treatment option for advanced prostate cancer

Researchers at Lund University have developed a new treatment option for advanced prostate cancer by targeting cancer stem cells with a STAT3-inhibitor. The study found that galiellalactone, a natural compound, has inhibitory effects on the growth of prostate cancer cells and prevents tumour growth and spreading.

Does menopause matter when it comes to diabetes?

A recent study found that menopause has little to no impact on the risk of developing diabetes. Instead, lifestyle changes such as losing 7% of body weight and exercising for at least 150 minutes a week can significantly lower the risk of diabetes in postmenopausal women.

Apple iPhone 17 Pro

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

How testosterone protects against inflammation

Men are less susceptible to inflammatory diseases due to higher testosterone levels, which suppress phospholipase D and reduce pro-inflammatory substance production. This knowledge can inform new therapies for inflammatory diseases, requiring 'customized' treatments for men and women.

Women win out in gastrointestinal surgery

Researchers found that women are more likely to survive after gastrointestinal surgeries than men, particularly those before menopause. Female patients had lower mortality rates in various procedures, suggesting that female hormones may enhance the immune system.

High-impact radiopeptide therapy halts neuroendocrine cancer

Researchers developed a new alpha-emitter-based therapy that effectively targets and cures neuroendocrine tumors without harming healthy tissues. The treatment, called 213Bi-DOTATOC peptide receptor alpha-therapy, showed promising results in patients with liver metastases resistant to beta-particle peptide therapy.

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.

Targeted cancer therapy kills prostate tumor cells

A new targeted therapy, G-1, has been shown to halt the growth of tumors in animals with advanced prostate cancer resistant to hormone therapy. The treatment works by targeting and activating protein GPR30, which sensitizes tumor cells to its inhibiting effects.

Anti-obesity vaccine reduces food consumption in animals

A new therapeutic vaccine targets ghrelin to suppress appetite and increase energy expenditure in mice, reducing food intake by up to 82% after a single vaccination. The study suggests an alternate treatment approach for obesity that can be used in combination with diet and exercise.

Hormone deprivation therapy for prostate cancer may raise diabetes risk

Men with prostate cancer treated with hormone deprivation therapy may be at increased risk of developing diabetes or metabolic syndrome. According to the study, men in the ADT group had a twofold increased probability of having diabetes compared to those who did not receive hormonal therapy.

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.

Marker identifies breast cancer patients likely to respond to tamoxifen

Researchers at Thomas Jefferson University discovered a biomarker Stat5 in breast cancer that predicts patient response to anti-estrogen therapy tamoxifen. Women with active Stat5 have an increased likelihood of responding to the treatment, while those without it are at a higher risk of dying from breast cancer.

The contraceptive pill and HRT may protect against cerebral aneurysm

Research published in the Journal of NeuroInterventional Surgery suggests that taking oral contraceptives or hormone replacement therapy may reduce the risk of developing cerebral aneurysms. The study found that women with cerebral aneurysms were less likely to have taken these medications and had an earlier average age of menopause.

Study suggests another look at testosterone-prostate cancer link

A new study published in The Journal of Urology found that testosterone therapy does not cause rapid growth of prostate cancer in men with untreated or low-risk prostate cancer. Testosterone treatment was associated with improved symptoms and quality of life, without increasing the risk of cancer progression.

Fluke 87V Industrial Digital Multimeter

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

Caution for estrogen therapy after hysterectomy

A recent study suggests that estrogen-only hormone therapy may decrease the risk of breast cancer in women who have had a hysterectomy. However, experts caution against long-term use due to unknown consequences and conflicting evidence from previous studies.

Study finds leptin restores fertility, may improve bone health in lean women

Researchers at Beth Israel Deaconess Medical Center have found that a synthetic form of leptin can restore fertility and reduce the risk of bone fractures in lean women with hypothalamic amenorrhea. The study shows significant improvements in hormone levels, menstrual cycles, and bone density after treatment with metreleptin.

Assessing the value of treatments to increase height

A new study published in the New England Journal of Medicine found that treating girls with Turner syndrome with low doses of estrogen and growth hormone significantly increased their adult height. The treatment also showed modest synergy between growth hormone and low-dose estrogen in promoting growth.

Meta Quest 3 512GB

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

Acupuncture curbs severity of menopausal hot flushes

A small clinical trial suggests traditional Chinese acupuncture can curb the severity of menopausal hot flushes and other symptoms. The treatment showed cumulative benefits, with significant improvements in somatic and psychological symptoms but minimal impact on urogenital symptoms.

Hashimoto's thyroiditis can affect quality of life

Researchers found that Hashimoto's thyroiditis symptoms persist even when thyroid function is normal, affecting quality of life. Women with higher levels of anti-thyroid antibodies experienced more symptoms.

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.

Sterility in frogs caused by environmental pharmaceutical progestogens

New research reveals environmental progestogens can cause sterility in frogs, particularly when exposed during early life stages. The study, conducted at Uppsala University, found that even low concentrations of levonorgestrel can lead to abnormal ovarian and oviduct development in female tadpoles.

Hormone therapy begun at menopause may pose risk for breast cancer

A large cohort study found that hormone therapy started at menopause increases breast cancer risk, particularly among women who start therapy before or soon after menopause. The study's results support previous findings and provide new insights into the relationship between timing of hormone therapy and breast cancer risk.

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.

Use of antidepressant associated with reduction in menopausal hot flashes

A study published in JAMA Network found that escitalopram significantly reduced the frequency and severity of menopausal hot flashes in healthy women. The medication was associated with a 47% decrease in hot flash frequency compared to placebo, making it a nonhormonal option for treating menopausal hot flashes.

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.

Overcoming the IVF baby blues

Research from Tel Aviv University finds that stress and anxiety are major contributors to IVF-related depression. Hormone therapy plays a lesser role in inducing depression during IVF treatment.

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.

Beneficial effects of testosterone for frailty in older men are short-lived

A study found that testosterone treatment improved muscle mass, strength, and quality of life in frail elderly men, but these effects were not maintained six months after treatment. Researchers suggest a multi-disciplinary approach, including resistance exercise and lifestyle options, to interrupt the downward spiral into frailty.

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.

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.

Hormone therapy after menopause might increase risk of kidney stones

A study published in Archives of Internal Medicine found that hormone therapy after menopause increases the risk of developing kidney stones by approximately 20 percent. The research calls into question the long-held belief that estrogen protects women from the disease, and clinicians need to consider the risks and benefits of hormone ...

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.

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.

Triple-negative breast cancers may have unique therapeutic target

Researchers identified insulin-like growth factor 1 receptor (IGF-1R) overexpression in 25% of triple-negative breast cancers, correlated with gene amplification. IGF-1R blockade has been successful in sarcomas, and targeting this receptor may offer new therapeutic options for triple-negative breast cancer.

70 percent of women likely to experience sexual problems after breast cancer

A new study published in the Journal of Sexual Medicine found that 70% of women are facing sexual function problems approximately two years post-diagnosis. The study suggests that specific treatments for breast cancer, such as aromatase inhibitors, can exacerbate menopausal symptoms leading to sexual problems.

Declining breast cancer incidence in Canada with declining HRT usage

A study analyzing Canadian data shows a decline in breast cancer incidence among postmenopausal women as hormone therapy prescriptions fell. The decline, which coincided with a drop in hormone replacement therapy use, suggests that HRT may be linked to an increased risk of breast cancer.

Appetite hormones may predict weight regain after dieting

A new study found that higher baseline leptin and lower ghrelin plasma levels before dieting may predict weight regain in individuals. The research suggests that personalized weight-loss programs targeting appetite hormones could improve long-term success rates.

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.