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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

Cretan tomb's location may have strengthened territorial claim

A recent study published in Open Archaeology reveals that Tholos A at Apesokari, a Bronze Age circular tomb on Crete, was deliberately placed to control parcels of land and increase visibility from a specific path. The article's use of GIS analysis sheds new light on the role of burial sites and mortuary practices in Prepalatial Crete.

New species of crocodile discovered in museum collections

Researchers have discovered a new species of ten-foot-long crocodile in New Guinea, separated from another by the island's mountain range. The species, Crocodylus halli, was named after Philip Hall, who first investigated the reptile's lineage.

Extinction of Icelandic walrus coincides with Norse settlement

A study published in Molecular Biology and Evolution reveals that the Icelandic walrus went extinct shortly after Norse settlement around 870 AD, likely due to commercial hunting and ivory trade. The research used ancient DNA analyses and C14-dating to demonstrate the existence of a unique population of Icelandic walruses.

Apple iPhone 17 Pro

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

Identity crisis for fossil beetle helps rewrite beetle family tree

Scientists have reclassified a 226-million-year-old fossil beetle, Leehermania prorova, as a member of the skiff beetle family, pushing back the age of this group by 100 million years. The discovery was made possible by international collaboration and the analysis of its mandibles, antennal shape, and genitalia.

New whale species discovered along the coast of Hokkaido

A new beaked whale species, Berardius minimus, has been discovered and confirmed in the waters off Hokkaido. The species exhibits distinct physical characteristics, including a smaller body size, shorter beak, and darker color compared to known species.

Sex bias in mammalian specimen collections

Researchers found sex biases in fossil and museum collections of mammals, with approximately 75% male bison specimens and 64% male bear specimens identified. The study suggests that larger male ranges may increase their fossilization potential, potentially leading to biased scientific analyses.

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.

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.

Archaeology at BESSY II

Researchers at Helmholtz-Zentrum Berlin analyse fragile papyrus with nondestructive methods, detecting lead in blank patch and deciphering blurry image. A new technique allows them to study folded papyri without contact, opening doors for future studies on valuable finds.

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.

Monster penguin find in Waipara, New Zealand

A new species of giant penguin, Crossvallia waiparensis, has been identified from fossils found in Waipara, North Canterbury. The discovery adds to the list of gigantic, but extinct, New Zealand fauna and reveals a close Antarctic relative.

NZ big bird a whopping 'squawkzilla'

The new bird, Heracles inexpectatus, is twice the size of the critically endangered kakapo and dwarfs its modern cousins. Fossil records show that it weighed around 7 kg and had a massive beak capable of cracking most food sources.

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.

Parasitic bat flies offer window into lives of hosts

Researchers used parasitic bat flies to study buffy flower bat populations in the Bahamas, finding a single population of bats but two populations of their flies. The study suggests that ocean channels may not be universal barriers for bats, with limited gene flow over two years.

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.

Fossil of smallest old world monkey species discovered in Kenya

Researchers discovered a tiny monkey species, Nanopithecus browni, 4.2 million years ago in Kenya's Kanapoi site, challenging previous assumptions about guenon evolution. The fossil, found near grasslands and open forests, provides insights into the complex history of Old World monkeys.

Oldest completely preserved lily discovered

The oldest completely preserved lily, Cratolirion bognerianum, was found in Brazil with a 40cm length and well-preserved roots, flower, and individual cells. The discovery provides new insights into the diversity of tropical flowering plants 115 million years ago.

New species of lizard found in stomach of microraptor

A new species of lizard, Indrasaurus wangi, was discovered in the stomach of Microraptor zhaoianus, revealing a unique diet and expanding Cretaceous diversity. The finding supports the interpretation that Microraptor was an opportunistic predator feeding on various prey.

Playfully discover atom manipulation

The University of Vienna team uses a state-of-the-art electron microscope to demonstrate atom manipulation in graphene, revealing the locations of silicon impurities. A new online simulation game, Atom Tractor Beam, allows users to control the movement of these impurities using an electron beam.

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.

Finding 'Nemo's' family tree of anemones

Researchers built a phylogenetic tree based on DNA from newly collected anemone specimens to fill gaps in the origin of these species. They found that as a group, anemones independently evolved the ability to host clownfish three times throughout history, with two groups originating in the Tethys Sea.

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.

Four new species of plume moths discovered in Bahamas

Biological scientist Deborah Matthews discovers four new species of plume moths in the Bahamas, expanding the island's known biodiversity. The discoveries add to the growing understanding of the importance of plume moths in their ecosystems.

Shaking up the sloth family tree

New molecular evidence contradicts long-held views on sloth relationships, suggesting that tree sloths and extinct kin are more closely related than previously thought. The research uses both mitochondrial genome and protein collagen data to support convergent origins of adaptations in the six living tree sloth species.

Ancient DNA tells the story of the first herders and farmers in east Africa

A collaborative study analyzing ancient DNA from human skeletons in Kenya, Tanzania, and Zambia provides new insights on early human interaction. The research reveals that the spread of herding into East Africa involved groups with ancestry derived from northeast Africa, who mixed with local foragers between 4500-3500 years ago.

Thai dinosaur is a cousin of T. rex

Scientists at the University of Bonn have identified two new dinosaur species in Thailand, both distant relatives of T. rex. The creatures were efficient predators with a more primitive structure than their tyrannosaur cousin.

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.

New research shows that mites and ticks are close relatives

A recent study has found that mites and ticks belong to the same evolutionary lineage, with over 42,000 mite species and 12,000 tick species described. This discovery expands our understanding of arthropod biodiversity and highlights the importance of genomic data in clarifying long-standing debates.

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.

Research reveals surprisingly powerful bite of tiny early tetrapod

A 330-million-year-old fossil discovered in Scotland reveals a unique dental pattern and deep lower jaw, allowing it to pierce and grind crustaceans. The discovery challenges the understanding of early tetrapods' dental evolution, showing an unprecedented level of adaptation.

Bats evolved diverse skull shapes due to echolocation, diet

Researchers found that echolocation was a major driver of skull shape evolution in bats from 58-34 million years ago. Diet played a more dominant role in shaping skulls starting around 26 million years ago, but not uniformly across all bat species. The study provides new insights into the evolutionary forces behind bat diversity.

The secret to a stable society? A steady supply of beer doesn't hurt

Researchers recreated ancient brewing techniques to analyze ceramic beer vessels from Cerro Baúl. They found that the vessels were made of clay from nearby sources and that the beer was made of pepper berries, a drought-resistant ingredient. This steady supply of beer helped keep Wari society stable by forming unity among populations.

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.

Can multiple carnivores coexist in cities?

A study found that carnivores interact with each other more frequently when sharing green spaces in suburbs, contrary to previous theories. Preserving green space is crucial for wildlife species, providing cover, food, and navigation without human danger.

Scientists construct new family tree for perching birds

Researchers constructed a massive family tree using DNA samples from 221 bird specimens, discovering two African species in a distinct new passerine family and five additional proposed families. This study reveals that global temperature changes and continent colonization were not the sole drivers of passerine diversification.

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 sword of a Hispano-Muslim warlord is digitized in 3D

Researchers from Polytechnic University of Valencia and Ingheritag3D have digitized the Nasrid sword attributed to Ali Atar, a 15th-century warlord. The study utilizes photogrammetry and 3D modeling techniques to document the intricate filigree and ornaments on the sword.

Fossil teeth from Kenya solve ancient monkey mystery

The discovery of fossilized monkey teeth in West Turkana, Kenya, fills a 6-million-year gap in Old World monkey evolution. The newly found teeth, belonging to the species Alophia metios, have primitive dentition, lacking 'lophs,' and are believed to be adapted to a diet of hard fruits, seeds, and nuts.

Fluke 87V Industrial Digital Multimeter

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

Does awe lead to greater interest in science?

Researchers found that feeling awe leads to a greater awareness of knowledge gaps and increased interest in science. In studies involving virtual reality videos, participants who experienced awe were more likely to seek out scientific information and visit science museums.

How megalodon's teeth evolved into the 'ultimate cutting tools'

A study of megalodon and its ancestor Carcharocles chubutensis found that the iconic shark's teeth took millions of years to evolve from three-pronged forks to broad, flat cutting tools. The transition was a slow process that occurred over 20-7.6 million years.

Meta Quest 3 512GB

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

ESA tipsheet for March 4,5, 2019

The Ecological Society of America's Frontiers in Ecology and the Environment journal publishes research on parasites hidden in museum specimens that can teach us about past and present diseases. A review reveals non-native species contribute to more plant and animal extinctions than native species.

Ancient 'night' marsupial faced four months of winter darkness

Paleontologists discovered a new species of marsupial, Unnuakomys hutchisoni, which lived during the Late Cretaceous Period about 69 million years ago. The tiny creature, weighing less than an ounce, adapted to survive four months of winter darkness in the Arctic Circle.

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.

Darwin's finches don't tell the whole story of avian evolution

A new study led by UCL and NHM found that bird skull shape is more influenced by shared ancestry and behavior than diet. Researchers tested 352 bird species, representing 159 out of 195 existing families, and discovered that birds who eat nectar or seeds exhibit the highest rate of cranial evolution.