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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

New evidence suggests Neanderthals organized their living spaces

Researchers found that Neanderthals divided their shelters into different areas for various activities, including a hunting stand, base camp, and residential area. This discovery highlights the sophistication of Neanderthal spatial organization, challenging previous assumptions about their behavior and cognitive abilities.

Research team discovers 'immune gene' in Neanderthals

A research team at the University of Bonn discovered a novel receptor that allows the immune system to recognize dangerous invaders and elicits an immune response. This receptor is found in Europeans but not in early men, suggesting it was inherited from Neanderthals.

Study: No known hominin is ancestor of Neanderthals and modern humans

A recent study using dental fossils suggests that the common ancestor of Neanderthals and modern humans diverged nearly 1 million years ago, contradicting previous molecular evidence. The researchers found no known hominin species matches the expected dental morphology of the last common ancestor.

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Archaeologists rediscover the lost home of the last Neanderthals

Researchers have uncovered a record of Neanderthal archaeology that was thought to be lost, revealing a key archaeological site with preserved geological deposits dating back 250,000 years. The discovery provides significant insights into the last Ice Age and Neanderthal behaviour.

Handaxe design reveals distinct Neanderthal cultures

A study by Dr. Karen Ruebens reveals two separate Neanderthal cultures in Europe, with distinct handaxe designs and social learning mechanisms. The research provides new insights into Neanderthal regionality and cultural complexity.

Neandertals made the first specialized bone tools in Europe

Two research teams discovered Neandertal bone tools in southwest France, similar to later modern human sites and used today by high-end leather workers. The tools, called lissoirs, were made from deer ribs and polished for softening and water-resistance, dating back approximately 50 thousand years.

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Simulating flow from volcanoes and oil spills

A study published in Physics of Fluids simulates the path of volcanic debris and oil spills, providing a tool for scientists to predict the spread of ash clouds and oil flows. The model can help estimate the amount and speed of ejected material from future eruptions.

Bone tumor in 120,000-year-old Neandertal discovered

A benign bone tumor has been discovered in a 120,000-year-old Neandertal rib fragment, providing a unique link to modern humans. The fibrous dysplasia tumor was identified through advanced imaging techniques and sheds light on the health of ancient human populations.

Over 120,000-year-old bone tumor in Neandertal specimen found

Researchers have identified a fibrous dysplasia tumor in a Neanderthal rib from Croatia, dating back over 120,000 years. This discovery predates previous evidence of this type of cancer by tens of thousands of years, challenging the notion that bone tumors were rare in ancient human populations.

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

Monkey teeth help reveal Neanderthal weaning

A new technique using primate tooth analysis has been applied to Neanderthal fossils, revealing that Neanderthal babies were weaned around 7 months old, similar to modern human infants. This method provides a precise estimate of the timing of weaning in extinct species.

The last Neanderthals of southern Iberia did not coexist with modern humans

A new study in PNAS challenges the long-held theory that Neanderthals persisted in southern Iberia alongside modern humans. Researchers used a novel radiocarbon dating technique to date bone samples from two sites, finding that Neanderthal occupation occurred approximately 45,000 years ago, rather than later than previously thought.

A relative from the Tianyuan Cave

A study of ancient DNA from a 40,000-year-old human from Tianyuan Cave near Beijing found that the individual shared a common origin with present-day Asians and Native Americans. The genetic profile also revealed that this early modern human diverged genetically from present-day Europeans and did not carry a larger proportion of Neande...

Apple MacBook Pro 14-inch (M4 Pro)

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Dating encounters between modern humans and Neandertals

Researchers estimate that modern humans and Neandertals interbred around 37,000 to 86,000 years ago, with the most recent encounters occurring well after modern humans migrated outside of Africa. This suggests that Neandertals had children with the ancestors of present-day people outside of Africa.

Ancient genome reveals its secrets

A study led by Svante Pääbo describes the Denisovan genome, revealing genetic variation was extremely low, suggesting a small population that grew quickly. The research documents genetic changes between modern humans and their archaic relatives, including genes associated with brain function and nervous system development.

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Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Unique Neandertal arm morphology due to scraping, not spearing

New research suggests that Neandertal arm morphology was caused by scraping activities such as hide preparation, not spear thrusting. This challenges the previous hypothesis that spear thrusting was responsible for the observed asymmetry in their skeletons.

Homo heidelbergensis was only slightly taller than the Neanderthal

A new study analyzing 27 complete human limb bones found in Atapuerca (Burgos, Spain) has estimated the height of various species of the Pleistocene era. The reconstruction suggests that Homo heidelbergensis, like Neanderthals, were similar in height to the current population of the Mediterranean.

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.

Follow your nose

A study published in Nature Communications reveals that modern humans have a more developed sense of smell compared to Neanderthals, with larger olfactory bulbs and temporal lobes. This could be linked to improved behavioral and social functions.

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Archeologists investigate Ice Age hominins' adaptability to climate change

A team of researchers used computational modeling to study the evolution of Neanderthals in response to climate change, revealing that they were as adaptable and resourceful as modern humans. The study suggests that Neanderthals' success led to their own extinction due to interbreeding with modern humans.

Homo sapiens arrived earlier in Europe than previously known

Researchers have re-analyzed ancient deciduous teeth from Grotta del Cavallo, Italy, and found they belong to anatomically modern humans. The new study suggests that Homo sapiens arrived in Europe earlier than previously known, with dates ranging from ~43,000-45,000 cal BP.

Shared genes with Neanderthal relatives not unusual

A recent study published in PNAS reveals that people in East Asia carry genetic material from Denisovans, a previously unknown archaic human relative. This finding suggests that gene flow between humans and Denisovans occurred on the Asian mainland, contradicting previous theories about hybridization events.

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Strength in numbers

Modern humans arriving from Africa swarmed the region with over ten times the population of Neanderthals, leading to their sudden disappearance. The incoming group's superior hunting technologies, social contacts, and complex behavioural patterns allowed them to outcompete Neanderthals for resources.

Genetic research confirms that non-Africans are part Neanderthal

A study published in Molecular Biology and Evolution found that non-African populations carry a piece of DNA from Neanderthals, indicating interbreeding between the two species. The genetic variation is present on the X chromosome and has been confirmed through independent analysis.

Neanderthals were nifty at controlling fire, says CU-Boulder-led study

A new study reveals that Neanderthals consistently used fire for approximately 400,000 years in Europe, contrary to previous assumptions about their abilities. The findings, based on scores of ancient archaeological sites, show evidence of sustained fire control through the presence of charcoal, heated stone artifacts, and burned bones.

Ancient teeth raise new questions about the origins of modern man

Researchers uncover eight ancient teeth in Israel that are similar to those of modern humans, sparking new questions about the origins of Homo sapiens. The discovery, part of a larger excavation at the Qesem cave site, provides valuable insights into early human evolution and migration patterns.

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Longevity unlikely to have aided early modern humans

A new study by Erik Trinkaus suggests that early modern humans and Neanderthals had similar adult mortality patterns, with no evidence of a longevity advantage for modern humans. This challenges the theory that Neanderthal shorter life expectancy contributed to their demise.

Fossil finger bone yields genome of a previously unknown human relative

A 30,000-year-old finger bone found in Siberia yielded a complete Denisovan genome sequence, showing the extinct group was a sister group to Neanderthals and had interbred with ancestors of modern Melanesians. The discovery provides new insights into human evolution and migration out of Africa.

Genome of extinct Siberian cave-dweller linked to modern-day humans

A recent study has discovered evidence of a distinct group of 'archaic' humans existing outside Africa over 30,000 years ago. The Denisovans, as they are known, interbred with the ancestors of some modern humans and contributed 4-6% of their genetic material to present-day New Guineans.

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

Research suggests volcanoes nixed Neanderthals

New research suggests that massive volcanic eruptions led to the extinction of Neanderthals, causing a dramatic climate shift that devastated ecosystems. The study, published in Current Anthropology, proposes that the eruption cleared the way for modern humans to thrive in Europe and Asia.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

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Neanderthals had feelings too, say University of York researchers

Researchers at the University of York found that Neanderthals exhibited deep-seated commitments to the welfare of others, including prolonged care for injured individuals. The study proposes a four-stage model for human compassion, with ancient humans developing empathy towards each other dating back six million years.

Neandertal genome sequence published in Science

The published Neandertal genome sequence shows significant genetic differences between Neandertals and modern humans, suggesting some interbreeding in the Middle East. Approximately 1-4% of the modern human genome is estimated to be from Neandertals, potentially limiting the extent of interbreeding.

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Complete Neanderthal genome sequenced

Researchers have sequenced the complete Neanderthal genome, discovering that up to 2% of present-day human DNA originated from Neanderthals. The study reveals genetic differences between humans and Neanderthals, including variations in genes related to cognitive development and skin morphology.

When did the first 'modern' human beings appear in the Iberian Peninsula?

Archaeologists from Universitat Autònoma de Barcelona discover evidence of modern human presence between 34,000 and 32,000 years ago at Cova Gran site. The study reveals distinct tool-making techniques and materials used by different species, strengthening the hypothesis of no overlap or interaction.

Last Neanderthals died out 37,000 years ago

New evidence constrains the age of last Neanderthals in southern and western Iberia to 37,000 years ago. This finding counters previous speculations and has significant implications for understanding archaic features found in fossils.

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.

30,000-year-old teeth shed new light on human evolution

A 30,000-year-old child's teeth found in Portugal provide insight into the evolution of modern humans and their relationship with Neanderthals. The analysis reveals that early modern humans had a different dental anatomy compared to recent humans, with greater volumes of dentin and pulp but less enamel.

Prehistoric cold case shows hints of interspecies homicide

Researchers at Duke University propose that a thrown spear, like one used by modern humans, was the likely cause of a fatal injury to a Neandertal man between 50,000 and 75,000 years ago. The wound's downward angle and lack of significant kinetic energy suggest a projectile weapon was used.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

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

Study confirms 3 Neanderthal sub-groups

Researchers confirm the existence of three separate Neanderthal sub-groups in Western Europe, southern Europe, and the Levant, with a fourth group found in western Asia. The study suggests that climate conditions played a significant role in shaping the population's geographical distribution.

Draft version of the Neanderthal genome completed

Researchers from Max Planck Institute and 454 Life Sciences Corp. have completed a draft version of the Neandertal genome, providing insights into their genetic relationship with modern humans. The study reveals significant differences between the Neandertal and human genomes, shedding light on how our species diverged.