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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

Study suggests bamboo has ‘superfood’ potential

A recent review of bamboo consumption found promising health benefits, including improved metabolic health, reduced inflammation, and antioxidant activity. However, caution is advised due to potential risks associated with raw or improperly prepared bamboo.

Apple iPhone 17 Pro

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

3D printing plant cells shows promise for studying cell function

Researchers at NC State University have developed a reproducible method for studying cellular communication in plant cells using 3D bioprinting. The study found that more than half of the bioprinted cells were viable and divided over time, with soybean embryonic cells remaining viable for two weeks after bioprinting.

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.

Defining plasma dose for potential future cancer treatments

Researchers have found a new approach to treat cancer by using plasma treatment, which induces apoptosis in cancer cells without harming normal cells. The equivalent total oxidation potential (ETOP) has been defined as a plasma dose, providing a dose-response relationship for different cell types.

Frozen testicular tissue still viable after two decades

Researchers found that frozen testicular tissue from rats can be reimplanted and produce viable sperm after over 20 years, but with reduced fertility. The study has important implications for treatment of boys with cancer and may provide a method to recover lost fertility.

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.

Science snapshots from Berkeley Lab

Researchers have created a new approach to edit genes within specific bacteria in a community using CRISPR-Cas9, enabling targeted genetic modifications. This technology could be used to track edited microbes and potentially treat diseases like digestive issues or create more resilient crops.

Adult stem cells transform faster with two lasers

Scientists from the University of Johannesburg found that shining two lasers on adult stem cells accelerates their transformation into different types of cells. The consecutive irradiation increases proliferation and differentiation under laboratory conditions, paving the way for potential therapies to repair damaged tissues.

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.

Taking microscopic shape without a microscope

Scientists from Nara Institute of Science and Technology have created a simple and fast method for detecting cell shape as they pass through a microfluidic channel. The team used changes in electrical impedance to measure the asymmetry of individual cells, which may greatly accelerate biological experiments.

Scientists have cultured the first stable coral cell lines

Researchers have successfully grown cells from stony coral Acropora tenuis, creating eight distinct cell types that can grow indefinitely. The cell lines hold promise for understanding coral interactions with photosynthesizing algae and bleaching processes.

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.

Model of multicellular evolution overturns classic theory

A new study overturns the classic theory that single-celled organisms can only evolve to become multicellular life forms if doing so increases their overall productivity. The model suggests that cell specialization can be favored even if it reduces group productivity, contradicting the prevailing view.

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.

Scientists propose a new model for the specialization of cells

Researchers developed a model that explains how cell specialization arises in response to resource constraints. The model considers the influence of environmental factors and initial differentiation of cells, providing a more realistic understanding of cellular specialization.

On-chip pumps achieve high-speed sorting of large cells

Researchers at Nagoya University have created a high-speed cell sorting method that can sort large cells with high viability, purity and success rates. The technique uses microfluidic chip-based dual on-chip pumps to control flow, enabling rapid sorting of both small and large cells.

Continuous-flow, electrically triggered, single cell-level electroporation

The Rutgers team has developed a microfluidic platform that detects membrane permeabilization in cells exposed to electric fields, allowing for efficient delivery of biomolecules. The technology improves transfection efficiency and cell viability, enabling the study and engineering of fundamental cellular processes.

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.

Electronic cigarette flavorings alter lung function at the cellular level

Researchers found that certain electronic cigarette flavors can alter important cellular functions in lung tissue, including changes in cell viability, proliferation, and calcium signaling. Flavors such as Hot Cinnamon Candies, Banana Pudding (Southern Style), and Menthol Tobacco were shown to be toxic to cells at higher doses.

Viable and fertile fruit flies in the absence of histone H3.3

Researchers discovered that fruit flies can develop and be fertile in the absence of histone H3.3, challenging established models of gene regulation. Additionally, they found that histone modification is not essential for activating genes, but rather plays a role in regulating their expression.

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.

Scientists take up golf to prove long-standing theory of cell stickiness

Researchers from Nagoya University used a micro putter to test the adhesion of yeast cells on various surfaces. They found that dead cells stuck less than living cells, supporting the 'cell adhesion model'. This study could lead to new methods for evaluating cell health and developing effective treatments.

Syracuse University research team shapes cell behavior research

A Syracuse University research team has created a temperature-sensitive shape memory polymer substrate that can change shape under cell-compatible conditions. The breakthrough, led by James Henderson and Kevin Davis, offers potential solutions for current limitations of static substrate research in bioengineering.

Ultrasound could boost tissue implant success

Researchers discovered that low-intensity ultrasound therapy can improve the survival and function of tissue grafts after surgery. The treatment increased cellular activity, reduced waste buildup, and enhanced molecular motion, leading to better outcomes for patients undergoing various surgical procedures.

How oxidative stress may help prolong life

Scientists at UC San Diego discovered the gene responsible for this effect, which prevents cellular damage from reactive oxygen species. The study found that Mga2 is essential for adaptation to oxidative stress and may explain why caloric restriction can raise ROS levels and provide protection.

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.

Influence of location-dependent protuberance damage on cell viability

A study investigates the impact of femtosecond laser-induced damages on olfactory ensheathing cells, revealing that cellular activity can be controlled easily. The research suggests four reasons for the formation of femtosecond laser-induced calcium waves and proposes cell damage and recovery mechanisms.

NIST, Army researchers pave the way for anthrax spore standards

Researchers have developed reliable methods to assess the concentration and viability of anthrax spores after prolonged storage using DNA analysis techniques. This study provides essential steps in developing a reliable reference standard for anthrax detection and decontamination.

Elevated testosterone kills nerve cells

A Yale University study reveals that high levels of testosterone can lead to programmed cell death in nerve cells, associated with conditions like Alzheimer's disease. Elevated testosterone also triggers behavioral changes such as hyperexcitability and suicidal tendencies.

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.