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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

Scandinavians shaped by several waves of immigration

A study of 9500-year-old bone samples found that people from western Norway were genetically similar to those east of the Baltic Sea in Russia, while eastern Scandinavians were more similar to central and western Europe. The discovery highlights multiple waves of migration to Scandinavia.

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.

Ninety-six scientists co-author paper on rainforest mammals

The study provides a comprehensive dataset of mammalian traits in the Atlantic Forest, expanding possibilities for zoological and ecological research. The data aims to draw attention to the region's importance and encourage conservation efforts, highlighting the crucial role small mammals play in the ecosystem.

Rare ichthyosaur is only second known example

A rare 200-million-year-old ichthyosaur specimen of the new species Wahlisaurus massarae has been discovered in a UK private collection. This fossil is only the second known example of this species, previously discovered by Dean Lomax in 2016.

Apple iPhone 17 Pro

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

Star-gazing on the reef

Researchers have discovered that brittle stars use thousands of light-sensitive cells in their skin to navigate complex environments. The team found these photoreceptors on the entire body surface and embedded them in the skin, challenging a long-held lens-based hypothesis.

Why don't turtles still have tail spikes?

A study covering 300 million years of evolutionary history found that only a few extinct animals developed tail weaponized features. The researchers identified four essential traits: large body size, armor, herbivory, and thoracic stiffness. These conditions are rarely seen in living animals, explaining the rarity of modern tail weaponry.

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.

Giant extinct burrowing bat discovered in New Zealand

A team of scientists has discovered a new species of giant extinct burrowing bat in New Zealand, dating back to the Miocene era. The fossilized remains of Vulcanops jennyworthyae were found near St Bathans, with estimates suggesting it was three times the size of an average bat today.

Study shows treeshrews break evolutionary 'rules'

A new study reveals that treeshrews defy two widely tested rules governing geographical variation within species: the island rule and Bergmann's rule. In contrast to predictions, treeshrew populations exhibit no size difference between mainland and island habitats.

Study warns that snake fungal disease could be a global threat

A new study published in Science Advances suggests that the emerging snake fungal disease could infect all snakes globally, regardless of their ancestry or habitats. The disease, caused by Ophidiomyces ophidiodiicola, primarily affects snakes' skin, leading to lesions and potentially deadly outcomes.

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.

A 508-million-year-old sea predator with a 'jackknife' head

Scientists have discovered a 508-million-year-old sea predator with a unique 'jackknife' head, shedding light on the evolution of spiders, scorpions, and horseshoe crabs. The fossil's anatomy reveals a complex apparatus of appendages and jaws that made it an efficient predator.

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.

New discovery: Common jellyfish is actually two species

The discovery was made possible by DNA sequencing techniques, revealing differences in the number of tentacles, bell size, and stinging cells between the two species. The newly recognized species may have implications for understanding jellyfish blooms and their impact on Eastern oyster larvae.

Archaeologists find earliest evidence of winemaking

Researchers from University of Toronto and Georgian National Museum discover 8,000-year-old wine production in ancient Middle East, dating back to early Neolithic period. The discovery confirms the use of domesticated grapes (Vitis vinifera) for winemaking, pushing back the origin of practice by 600-1,000 years.

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.

A giant, prehistoric otter's surprisingly powerful bite

A new study analyzing the jaws of the extinct otter Siamogale melilutra found that its jaw bones were six times sturdier than expected, indicating a strong bite force. The discovery suggests that the massive otter may have been a top predator in its time, crushing shells and bones of birds and small mammals.

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 tyrannosaur fossil is most complete found in southwestern US

A nearly complete skeleton of a 76-million-year-old tyrannosaur was discovered in the Grand Staircase-Escalante National Monument. The fossil is believed to be an individual of the species Teratophoneus curriei, with a relatively short head and estimated length of 17-20 feet.

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.

'Fake fin' discovery reveals new ichthyosaur species

A new study has re-examined a 1970s-discovered ichthyosaur, Protoichthyosaurus, and found major differences in its forefin structure compared to Ichthyosaurus. The discovery of fake fins added to some specimens led to the recognition of a new species, Protoichthyosaurus applebyi.

The Lord Howe Island stick insect lives: A story of survival

Researchers used genetic sequencing to confirm that Ball's Pyramid stick insects are the same species as Lord Howe Island's, making them officially resurrected. The discovery provides hope for reintroducing the insect into its native home on Lord Howe Island.

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.

New study highlights 'hidden figure' of sun-watchers

A new study recounts the life and work of Hisako Koyama, a pioneering female solar observer who created detailed sunspot drawings for over 40 years. Her archive was used to establish a continuous record of sunspots stretching back to 1610, shedding light on the solar cycle and its influence on Earth.

Early trilobites had stomachs, new fossil study finds

Exceptionally preserved trilobite fossils reveal that at least two species evolved a stomach structure 20 million years earlier than thought. This discovery contradicts previous assumptions about trilobite digestive systems and evolution, suggesting a more complex evolutionary history.

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 track the brain-skull transition from dinosaurs to birds

A new study reveals a clear relationship between the frontal bones and forebrain as well as parietal bones and midbrain in dinosaurs and birds. The research used CT scanning techniques to analyze embryos of lizards, alligators, and birds, confirming the link found in reptiles.

Studies call for expansion and digitization of Arctic museum collections

A recent study calls for the expedited sampling and digitizing of Arctic specimens on an international scale to fill gaps in biological diversity. The goal is to develop a comprehensive and accessible collection that can be used by researchers, educators, and the public to tackle conservation problems and promote STEM education.

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.

Scientists recover nova first spotted 600 years ago by Korean astrologers

A team of researchers has recovered the location of a nova that was first spotted by Korean astrologers in 1437, providing evidence for a long-term life cycle with multiple stages. The study supports the idea that novae undergo smaller-scale eruptions after fading to obscurity for thousands of years.

The dinosaur museum that visits you

The Institute for the Study of Mongolian Dinosaurs' Moveable Museum travels across rural Mongolia, offering engaging exhibits and workshops to promote paleontology and protect local fossils. The museum aims to inspire local kids to become paleontologists and support conservation efforts.

Comparing the jaws of porcupine fish reveals three new species

Researchers have identified three new species of porcupine fish, expanding our understanding of these unique creatures and their role in ancient ocean ecosystems. The discovery sheds light on the impact of the Isthmus of Panama's formation on tropical biodiversity.

Meta Quest 3 512GB

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

Financial decisions influenced by intensity of light

A study of over 2,500 people found that higher light intensity leads to worse decisions and increased inconsistency in monetary gambles. Luminance also influences risk attitudes, with individuals more likely to avoid known risks on high-light days.

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.

Scientists challenge next-generation sequencing dogma

A recent study published in Scientific Reports reveals that shotgun sequencing, a favored method for measuring microbial biodiversity, is not as accurate as once thought. Amplicon sequencing, on the other hand, revealed more than twice the number of phyla and 27% more families in water samples from Brazil's major river floodplain systems.

Three new 'club-tailed' scorpions join the tree of life

Researchers have revised the understanding of a large group of Neotropical 'club-tailed' scorpions, revealing two new genera and three new species. The findings provide insight into the evolution and classification of these ancient arthropods, which are among the oldest living terrestrial species on Earth.

Scientists name new species of dinosaur after Canadian icon

A new species of troodontid theropod has been identified and named Albertavenator curriei in honour of renowned Canadian palaeontologist Dr. Philip J. Currie. The discovery was made by ROM scientists who compared the dinosaur's skull bones to those of its close relative Troodon.

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.

Prior knowledge may influence how adults view van Goghs

A study published in PLOS ONE found that adults rely more on top-down processing when viewing Van Gogh's paintings, focusing on less noticeable features after hearing descriptions. In contrast, children initially focus on standout features before being influenced by prior knowledge, making their attention shift to more subtle details.