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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

Apple iPhone 17 Pro

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

Racial disparities in pain children of children with appendicitis in EDs

A study published in JAMA Pediatrics found racial disparities in pain management among children with appendicitis in emergency departments, with black children receiving less pain medication and opioids. The study analyzed data from 2003 to 2010 and suggested that more research is needed to understand why such disparities exist.

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.

Arabs or Jews, children who need pain relief in the ER get it

A study published in Annals of Emergency Medicine found that children with broken bones or joint dislocations in northern Israel received equal pain relief, regardless of their ethnicity. The study, which lasted four years, including an 11-week period of armed conflict, showed that opioid therapy was administered to nearly all children...

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.

Rapid, more sensitive test speeds up chest pain triage

A new algorithm using a highly sensitive troponin I assay can reduce mortality and cut triage times to one hour for patients with suspected acute myocardial infarction. The algorithm allows for safe discharge or rapid treatment initiation, enabling better resource utilization.

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.

Intractable pain may find relief in tiny gold rods

Researchers at Kyoto University developed a technique using tiny gold rods to target pain receptors and activate TRPV1, leading to desensitization and pain relief. The gold nanorods have been shown to be more efficient than magnetic nanoparticles in heat generation and activating TRPV1 receptors.

Study: Women hurt more by breakups but recover more fully

A new study from Binghamton University reveals that women experience more emotional pain following a breakup, with an average rating of 6.84, compared to men's 6.58. However, women tend to recover more fully and come out emotionally stronger than men, who never fully recover but simply move on.

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.

NYU's Bluestone Center receives $369,250 from NIDCR to study oral cancer pain

Researchers at NYU's Bluestone Center are working on a novel non-viral gene delivery method to treat oral cancer pain, which is consistently ranked as one of the most painful cancers. The method aims to reverse epigenetic changes using gene therapy and selectively disrupt nociceptive signaling with limited off-target effects.

US South Asians more reluctant to seek medication for pain

Researchers found that US health care providers perceive South Asians as being more reluctant to report pain and seek medications. This is partly due to cultural differences in medical practice in South Asia, where patients are often not asked about their pain and may be given low-dose pain medications after surgeries.

Meta Quest 3 512GB

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

Preventing knee pain in at-risk adults with diabetes

A University of Delaware-led study found that an intensive regimen of regular exercise and a healthy diet can reduce the short-term onset of knee pain for overweight adults with Type 2 diabetes. The study, published in Arthritis Care and Research, shows a 15% decrease in knee pain development among those who underwent the intensive pro...

SLU scientist awarded special NIH grant to solve painkiller problem

SLU pain researcher Daniela Salvemini has been awarded the NIH's Cutting-Edge Basic Research Award to develop new painkillers that can quell terrible pain while minimizing debilitating side effects. The two-year grant will support her search for innovative ways to mitigate opioid side effects and preserve their pain-relieving ability.

Taking the pain out of office work

Researchers at McGill University found that treadmill workstations lower neck and shoulder muscle activity, leading to less discomfort. The study suggests that minor movements and adjustments can help prevent muscle pain in office workers.

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Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Patient-controlled analgesia in the emergency department is effective

Two randomised controlled trials found patient-controlled analgesia (PCA) to be statistically and clinically superior for patients with non-traumatic abdominal pain, with users reporting lower total pain scores. However, results were more equivocal for patients with traumatic injury, leaving room for further investigation.

How to manage pain in the ER: Ask the patient

A new evidence-based protocol to treat acute, severe pain in emergency department patients has been shown to be effective and safe. The study found that simply asking patients if they want more pain medication resulted in satisfactory pain control for 99% of participants.

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.

A new perspective on Phantom Eye Syndrome

More than a third of patients experience phantom eye symptoms every day, with some feeling pain in the non-existent eye and others perceiving visual patterns or colors. The study provides insights into the prevalence and characteristics of phantom eye syndrome in patients with intraocular melanoma.

American surgery patients -- more pain medication, yet more pain!

A study of US and international orthopaedic surgery patients found that despite receiving more pain medication, American patients reported higher worst pain scores than international patients. This suggests that the relationship between pain medication and pain perception may be complex.

Altered pain processing in patients with cognitive impairment

Research reviews suggest that individuals with cognitive impairment, including dementia and Alzheimer's disease, exhibit altered pain processing. This is often accompanied by increased sensitivity to painful stimuli, making effective diagnosis and treatment challenging due to communication difficulties.

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.

What is the most humane way to kill a cane toad?

Researchers from the University of Sydney have found a humane way to kill cane toads by placing them in a refrigerator for a few hours before transferring them to a freezer. This method induces unconsciousness without causing pain, solving a long-standing dilemma for communities affected by the invasive species.

Subconscious learning shapes pain responses

Researchers at Karolinska Institutet found that people can be conditioned to associate images with specific pain responses without conscious awareness. This study suggests that unconscious learning may have a significant impact on higher cognitive processes, including pain perception.

Oral steroids for acute sciatica produce limited improvement in function and pain

A recent study published in the Journal of the American Medical Association found that short-course oral steroids resulted in only modest improvement in function and no significant reduction in pain for patients with acute sciatica. The research suggests that oral steroid treatment may not be an effective option for this common condition.

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.

Oral steroids for herniated disk do not improve pain

A study published in JAMA found that oral steroids did not significantly improve pain in patients with acute radiculopathy due to a herniated lumbar disk. However, the treatment showed small improvements in function, suggesting potential benefits for some patients.

Study: Many people in emergency department for chest pain don't to be admitted

A new study by Ohio State University Wexner Medical Center found a low risk of life-threatening cardiac events among patients with chest pain who have normal test results. The researchers suggest discharging these patients to outpatient settings for further testing, which could significantly reduce hospital admissions.

Evaluating adverse cardiac events in patients with chest pain at hospital admission

A large study found that routine hospital admission for patients with chest pain and negative emergency department evaluations is rarely associated with adverse cardiac events. The study suggests that judicious follow-up in the outpatient setting may be more effective, improving patient outcomes while reducing unnecessary hospitalization.

Smoking and angioplasty: Not a good combination

Researchers analyzed 2,765 adults who underwent angioplasty and found that quitting smoking significantly improved quality of life and reduced chest pain. Smoking cessation was associated with a lower risk of chest pain at one year after the procedure.

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.

Hip strengthening might ease pain of clogged leg arteries

A new study suggests that exercise training to strengthen hip flexor muscles can increase walking distance and reduce calf pain in patients with clogged leg arteries. Researchers found that PAD patients use their ankle flexors more during walking due to weakness in hip muscles.

Potential new painkiller provides longer lasting effects

Researchers at the University of Missouri have discovered a new compound called boronicaine that offers longer-lasting painkilling effects compared to lidocaine. The compound provides about five times longer relief, making it a potential alternative for treating sports injuries and joint replacement procedures.

The key to reducing pain in surgery may already be in your hand

Research from Cornell University finds that texting during minor surgery under local anesthesia can significantly reduce pain demand, with stranger interactions more effective than companion conversations. Patients who texted with strangers received up to six times less narcotic pain relief compared to those without phone access.

An end to cancer pain?

Researchers discover TMPRSS2 gene as key player in triggering severe forms of cancer pain. The discovery could lead to targeted therapies shutting down the expression of this gene or its ability to infiltrate pain receptors.

Celestron NexStar 8SE Computerized Telescope

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

Babies feel pain 'like adults'

A pioneering Oxford University study using MRI scans found that babies experience pain much like adults, with 18 of 20 brain regions active in adults also active in babies. The study suggests that infants may be more sensitive to pain than adults and highlights the need for improved pain relief guidelines.

Your pain reliever may also be diminishing your joy

Researchers found that acetaminophen blunts positive emotions in users, reducing the intensity of both pleasant and disturbing photos. This study provides new insights into the broader consequences of using common pain relievers like Tylenol.

Enhancing mechanism of capsaicin-evoked pain sensation

Researchers found that capsaicin-evoked burning pain sensation is caused by sequential activation of TRPV1 and anoctamin 1, leading to further depolarization. Anoctamin 1 activation increases pain sensation in mice, while chemical blockade provides relief from pain induced by TRPV1 activation.

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.

Dying patients' choices not always aligned to caregivers'

Patients with stage IV cancer prioritize pain management, home deaths, and quality of healthcare over life extension, while caregivers are willing to pay more for these services. The study suggests that patients' preferences should be directly elicited during treatment decision-making.

Majority of parents unaware of safe pitching practices

A new study found that 53% of parents/caregivers of youth baseball pitchers are unaware of safe pitching practices designed to prevent overuse injuries. Sixty-four percent of parents or caregivers recalled their child having upper extremity pain as a direct result of pitching.

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.