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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

Human foot not as unique as originally thought

Research at University of Liverpool reveals human feet retain surprising flexibility like those of great apes, contradicting long-held assumptions about arch development. The study suggests humans may have retained flexibility for effective coping with varied ground surfaces during long-distance walks and runs.

2 left feet? Study looks to demystify why we lose our balance

Researchers at the University of Michigan used an electroencephalogram to study how the brain responds to a fall. They found that many areas of the brain sense and respond to a fall, but this happens well before the muscles react. The study aims to improve understanding of falls in the elderly and potentially prevent them.

Apple iPhone 17 Pro

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

Wireless devices go battery-free with new communication technique

Researchers at the University of Washington have developed a new wireless communication system that allows devices to interact with each other without relying on batteries or wires for power. This technology, called ambient backscatter, takes advantage of TV and cellular transmissions to enable communication between devices.

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.

Scientists identify genetic cause of 'spongy' skin condition

Scientists have identified a genetic cause of diffuse non-epidermolytic palmoplantar keratoderma (NEPPK), a rare skin condition characterized by white and spongy hands and feet when exposed to water. The AQP5 gene mutation affects aquaporin 5 protein, leading to increased water permeability in the skin.

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.

Altitude sickness may hinder ethnic integration in the world's highest places

A study by Princeton University researchers found that altitude sickness influences ethnic demographics in nations with steep terrain. The Han Chinese population tends to settle lower than 8,900 feet above sea level, while Tibetan settlements only begin at higher elevations, suggesting a direct effect of altitude on settlement patterns.

Distracted walking: injuries soar for pedestrians on phones

A nationwide study estimates over 1,500 pedestrians were treated in emergency rooms for injuries related to cell phone use while walking in 2010. Young people aged 16-25 were most likely to be injured as distracted pedestrians, with talking on the phone accounting for 69% of injuries.

Stop hyperventilating, say energy efficiency researchers

Researchers at the Department of Energy's Pacific Northwest National Laboratory have developed a single advanced building control that can customize fan speed to actual need, resulting in an 18% slash in energy demand. The technology has the potential to save tens of thousands of dollars annually for large office buildings.

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.

Researchers explode the myth about running injuries

A new study from Aarhus University suggests that using neutral running shoes is not associated with an increased risk of injury for healthy novice runners who overpronate or underpronate. The researchers found that the risk of injury was similar among runners with different pronation types, regardless of shoe type.

Mysterious monument found beneath the Sea of Galilee

Researchers found a massive cone-shaped structure made of basalt stones weighing an estimated 60,000 tons, dating back to the early Bronze Age. The site is believed to be connected to ancient city of Beit Yerah and may provide insights into geological history.

Dual agent scan differentiates diabetic foot disorders

Researchers developed a new dual agent scan that can differentiate between diabetic foot infection and a non-infectious complication in nerve-damaged joints. The technique combines agents targeting bone cell activity and immune response, allowing doctors to accurately diagnose and rule out unnecessary scans.

Scientists discover oldest primate skeleton

A nearly complete, articulated skeleton of a new tiny, tree-dwelling primate has been discovered in China, dating back 55 million years. The fossil, named Archicebus achilles, is one of the most primitive primate fossils ever documented and provides valuable insights into the evolution of primates.

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.

West coast log and lumber exports decrease

The West coast log and lumber exports from the United States decreased in the first quarter of 2013, with log exports dropping 33% to $297 million. Meanwhile, total US log exports increased by 11%, while total US lumber exports also rose by 2%.

Achilles tendon injuries more likely in male 'Weekend Warriors' than others

A study of 406 patients found that male athletes, particularly those who engage in sports like basketball and tennis, are at a higher risk of Achilles tendon ruptures. The majority of these injuries occur during sporting activities, and delayed diagnosis can lead to poorer outcomes. Orthopaedic foot and ankle surgeons emphasize the imp...

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.

Sediba's ribcage and feet were not suitable for running

Researchers studying Australopithecus sediba's fossil find that its conical ribcage made it difficult to swing its arms while walking or running. The species' unique foot structure also suggests it walked with feet turned inward, setting it apart from other australopiths.

MU program helps health care workers move past tragedy

A new program at the University of Missouri Health Care System is providing support and training for healthcare workers who experience emotional trauma after a patient's death or unexpected decline. The program has been recognized nationally and its effectiveness has been studied in several studies published in top medical journals.

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.

NASA's Webb Telescope gets its wings

The James Webb Space Telescope's primary mirror backplane support structure is nearing completion with the recent assembly of its wings. The complex wing assemblies feature 900 separate parts made of lightweight graphite composite materials.

Pregnancy permanently changes foot size

A new study by the University of Iowa confirms that pregnancy leads to permanent changes in a woman's feet, including increased length and width. The arch of the foot flattens out, potentially contributing to an increased risk of arthritis in women.

Lessons from cockroaches could inform robotics

Researchers studied cockroaches' gait patterns using kinematic phase analysis, revealing a substantial delay in the nervous system's response time. This finding suggests that periodic feedback systems might lead to more stable walking robots.

Celestron NexStar 8SE Computerized Telescope

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

Key to cleaner environment may be right beneath our feet

Research suggests that groundwater acts as a natural water filtration and purification system, removing excess nutrients and impurities from the earth's surface. The study highlights the need for better management of this critical resource to ensure clean drinking water and sustainable ecosystems.

NASA provides satellite views of nor'easter lifespan

NASA released an animation of NOAA satellite imagery showing the lifetime of the historic nor'easter that brought over 2 feet of snow to New England states on Feb. 8-9, 2013. The storm left over 650,000 without power and led to travel bans in several governors' states.

The impressive aerial maneuvers of the pea aphid

Researchers found that pea aphids can land upright on their feet, using passive rotation to right themselves during free fall. The insects' ability to adapt to extreme situations has been studied in detail and published in Current Biology.

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.

Health care providers may be at greater risk of flu exposure

A new study suggests that healthcare providers may need to wear fitted respirators for routine care of flu patients due to the high infectiousness of some individuals. The researchers found that small particles can float in the air for hours and travel long distances, making non-fitted masks ineffective.

NASA Super-TIGER balloon shatters flight record

The NASA Super-TIGER balloon has shattered the previous record for longest flight by a balloon of its size, reaching 46 days in flight. The balloon is carrying the Super Trans-Iron Galactic Element Recorder (Super-TIGER) experiment to measure rare heavy elements among high-energy cosmic rays.

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.

Botox beats steroids for painful foot condition, plantar fasciitis

A Mexican study suggests that Botox injections can provide faster relief from plantar fasciitis than steroid treatments, with patients showing significant improvement after six months. The study found that combining botulinum toxin A (Botox) with stretching exercises yielded better results for treating the painful foot condition.

Did Lucy walk, climb, or both?

A study published in PNAS found that modern humans with feet adapted for terrestrial bipedalism can still climb trees effectively. Researchers observed extreme dorsiflexion and longer muscle fibers in climbing individuals, challenging the idea that a terrestrially adapted foot excludes arboreal behavior.

NASA Sees the major Midwestern snowstorm in infrared light

A massive low-pressure area dropped over a foot of snow in some Midwestern states, prompting severe warnings and weather advisories. The AIRS instrument on NASA's Aqua satellite captured an infrared image showing the heaviest precipitation areas at -63.6°F (-53.5°C) near New England states.

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.

Ancient foot massage technique may ease cancer symptoms

A study led by Michigan State University researcher Gwen Wyatt found that reflexology can significantly ease cancer symptoms such as shortness of breath, improve physical functioning, and reduce fatigue. The results suggest that reflexology may be a useful complementary therapy for mainstream care.

Young birds can get 'drunk' on fermented berries

A recent study by the Animal Health and Veterinary Laboratories Agency (AHVLA) reveals that young blackbirds can become 'drunk' on fermented rowan berries. The birds exhibited symptoms similar to those of human intoxication, including unsteadiness, loss of coordination, and tendency to fall over.

NASA sees super Typhoon Jelawat Affecting Japan

Super Typhoon Jelawat brought extremely rough seas to areas in the western North Pacific, with waves reaching 40 feet. The storm was approaching Okinawa, Japan, where a warning level TCCOR-1 was issued due to destructive sustained winds of 50 knots or greater.

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.

Ready for your close-up?

A new Caltech study found that facial photos taken at close range influence perception, making subjects appear less trustworthy, competent, and attractive. Researchers used digital warping to manipulate images, confirming the effect. The findings may have implications for computer vision and social judgments.

Archaeologists uncover 'lost garden' in quest for Richard III

Researchers have discovered paving stones in the 'lost garden' of Robert Herrick, believed to be from Richard III's time. The discovery is a significant find, bringing them closer to locating the king's grave. Further investigation has also revealed fragments of window tracery and medieval silver pennies at the site.

Shedding new light on one of diabetes' most dangerous complications

A new noninvasive imaging technique, dynamic diffuse optical tomography imaging (DDOT), uses near-infrared light to map hemoglobin concentration in tissue, revealing effective blood flow to patients' hands and feet. DDOT has the potential to diagnose PAD earlier, allowing for medication and lifestyle changes to alleviate the disease.

Meta Quest 3 512GB

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

NASA's new way to track formaldehyde

A new device developed by NASA measures formaldehyde levels at low and high altitudes, revealing that 30-40% of pollution is transported during storms. The instrument offers a factor-of-10 improvement in size, sensitivity, and complexity over existing devices.

The difference between a mole and shrew is in their SOX

Researchers found that moles' SOX9 expression occurs sooner in hands than feet, allowing for stronger forelegs and enlarged digging front paws. This adaptation enabled moles to thrive underground, with specialized features such as Os falciforme.

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.

The Olympics and bare feet: What have we learned?

Barefoot running, popularized by Abebe Bikila, is not inherently good or bad; proper training and conditioning are key. However, research suggests that it can increase stress fractures and soreness in the calves, while also risking knee and hip injuries similar to those caused by athletic shoes.

Tiny planet-finding mirrors borrow from Webb Telescope playbook

Scientists at NASA's Goddard Space Flight Center are developing an infinitely smaller segmented mirror, called the Multiple Mirror Array (MMA), that will revolutionize space-based telescopes. The MMA promises to detect, image, and characterize planets beyond our solar system from a high-altitude balloon.

UI professor identifies largest known crocodile

A University of Iowa researcher has discovered a new species of crocodile, the largest known true crocodile, which lived between 2 and 4 million years ago in Kenya. The species, Crocodylus thorbjarnarsoni, is estimated to have measured up to 27 feet in length, making it significantly larger than the present-day Nile crocodile.

Death risks higher for heart attack survivors living near major roadways

Researchers found that heart attack survivors living less than 100 meters from a major roadway have a 27% increased risk of dying over 10 years compared to those living at least 1,000 meters away. Long-term exposure to air pollution near roadways is also associated with an increased risk of cardiovascular death.

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.

Mysterious 'monster' discovered by amateur paleontologist

An amateur paleontologist has discovered a massive, roughly elliptical shape with multiple lobes, totaling almost seven feet in length, which is believed to be a biological organism. The team plans to reconstruct the timeline of the fossil's life and burial events to better understand its origins.