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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

Controversial theory of Alzheimer's origin funded

Researchers led by Dr. Shaohua Xu propose a new theory on the origin of Alzheimer's Disease, suggesting that abnormal tau protein molecules form tangled fibers that accumulate and kill brain cells. The three-step process involves spherical clusters, linear chains, and uniform filaments.

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Story ideas from the Journal of Biological Chemistry

Researchers uncovered new details about how proteins orchestrate cell division and how curcumin boosts the immune system to fight cancer. Additionally, scientists provided new insights into the toxic effects of tau protein aggregation in Alzheimer's disease.

Protein inhibitor tangles with Alzheimer's disease

Researchers have identified a complex of proteins that plays a key role in alleviating tau accumulation in mice and cultured human cells. The study's findings suggest a pivotal role for Hsp90 in aberrant tau degradation, making an Hsp90 inhibitor like EC102 a promising therapeutic candidate for Alzheimer's disease.

Apple iPhone 17 Pro

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

Amateur boxing linked to brain cell injury

A study of 14 Swedish amateur boxers found higher levels of certain chemicals in their cerebrospinal fluid indicating injuries to neurons and astroglia after a bout. The findings suggest that amateur boxing is associated with acute neuronal and astroglial injury, warranting further investigation for medical counseling of athletes.

2004 Alzheimer Award to Lester I. Binder, PhD

The study reveals that tau protein undergoes a stepwise folding and truncation process in the formation of neurofibrillary tangles in Alzheimer's disease. Dr. Binder's research contributes to diagnostic and therapeutic strategies for AD patients, marking an important milestone in understanding the disease.

Immune therapy 'untangles' Alzheimer's disease

Researchers found that immune therapy against Alzheimer's disease not only removes the toxic amyloid plaque but also clears protein tangles, suggesting a broad assault on the disease. The treatment was shown to clear both hallmark lesions of AD by alleviating interference in the cell's protein garbage disposal system.

Loss of smell linked to key protein in Alzheimer's disease

Researchers found a link between olfactory dysfunction and excess tau proteins in brain structures important for smelling. The study used genetically engineered mice to evaluate the effect of tau protein overexpression on smell perception.

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Gene linked to late-onset Parkinson's disease

A study led by Dr. Jeffery M. Vance found significant evidence of linkage between the tau gene and late-onset Parkinson's in three single nucleotide polymorphisms. The research suggests that normal variations in the tau protein may make individuals more susceptible to the disease.

Breakthrough mouse model for Alzheimer’s more like human disease

A new double transgenic mouse model has been developed to study Alzheimer's disease, featuring both brain plaques and tangles associated with the condition. The model is expected to contribute significantly to knowledge about the course of the disease and aid in further development and testing of potential therapies.

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Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Alzheimer's triggering enzyme identified

A team of scientists led by Li-Huei Tsai found that the enzyme calpain triggers neurodegeneration in brain cells, similar to Alzheimer's disease. The discovery proposes a common mechanistic link between toxic insults and brain cell injury, offering potential targets for drugs to slow or stop progression.

Researchers discover early trigger of Alzheimer's disease

Researchers identified a molecule that triggers the formation of deadly protein snarls in Alzheimer's disease. High levels of a shortened, malfunctioning version of the protein p35 in brains lead to hyperphosphorylation of tau protein, causing neurofibrillary tangles.