Bluesky Facebook Reddit Email

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

Sexual reproduction without mating

Scientists identify edible wild mushroom with complex reproductive structure, challenging traditional understanding of fungal reproduction. The study reveals a new type of reproduction that recombines genetic information without a mate, potentially increasing ecological fitness and adapting to previously unsuitable habitats.

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.

Characterizing two sisters, examples of exceptional longevity

A new study characterizes two sisters with exceptional longevity, revealing increased resistance to age-related diseases. The research suggests that supercentenarians can approach the limits of their functional human reserve, avoiding acute causes of death.

New repair mechanism for DNA breaks

Researchers at the University of Seville have identified new factors necessary for repairing chromosomal breaks that can cause cell death. The discovery involves proteins modifying histones, which are essential for chromosome structure and cohesion.

Apple iPhone 17 Pro

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

Facial motion capture helps bring VR documentary to life

The University of Bath's CAMERA research centre collaborated with Aardman on a BBC virtual reality documentary about twin sisters affected by a car accident. Researchers used facial animation and motion capture tech to create realistic character movements, making the viewer feel immersed in their story.

Origins of a globally distributed plant family

Fossil leaves from a sweet potato ancestor and the morning glory family, Convulvaceae, were discovered in northeastern India and dated to 58.7-55.8 million years ago. This finding suggests that the plant family originated in East Gondwana and diverged from its sister Solanaceae by the late Paleocene.

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.

Climatic stability resulted in the evolution of more bird species

A new study from Umeâ University reveals that bird genera inhabiting climatically stable areas have diversified into more species than their sister genera. Climatic stability reduced the risk of extinction and allowed diverging lineages to persist without going extinct or merging until speciation was completed.

Study of sisters helps explain dad's influence on risky sexual behavior

A new study by University of Utah researchers suggests a causal relationship between a father's behavior and his daughter's experiences, leading to changes in social environments that impact their sexual behavior. The quality of fathering has implications for parental monitoring and peer affiliation.

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.

Female meerkats compete to outgrow their sisters

In a study published in Nature, researchers found that subordinate female meerkats track the growth of potential competitors and adjust their own weight gain to stay ahead. The results suggest that competitive growth is a key strategy for social mammals to maintain dominance.

It's great to have siblings, but they're also hard work

A study by Aarhus University explores what happens to sibling relationships when parents get divorced and find new partners. The research reveals that children have different experiences depending on whether they live in multiple homes or traditional families.

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.

Parents' comparisons make siblings different

A new study from Brigham Young University found that parents' beliefs about their children can influence sibling differences, particularly in academic achievement. The study discovered a significant difference in GPA among participants whose parents believed one child was smarter than the other.

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.

Mutation associated with premature ovarian failure identified

A new study identifies a specific mutation in the MCM8 gene as a cause of premature ovarian failure. The mutation leads to chromosomal instability and DNA repair problems, affecting women's reproductive health. Researchers found that siblings without the mutation did not experience similar symptoms.

Richard III Society grant for medieval masculinity Ph.D. research

Historian Emma Levitt uses 'score cheques' to analyze jousting tournaments and their impact on medieval masculinity. Her research reveals the cultural significance of tournaments in displaying manhood and explores how men like Charles Brandon, a skilled jouster, rose through the social ranks.

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.

Oh brother! Having a sibling makes boys selfless

A new study finds that boys develop sympathy and altruism just like girls when they have a positive relationship with their siblings. Sibling relationships uniquely promote prosocial behavior, especially for teens who can count on each other.

Gluing chromosomes at the right place

Researchers discovered that chromosome rearrangements can induce additional errors in cell division, leading to genetic instability. The study found that misplaced DNA segments can lead to the formation of extra cohesion sites, causing abnormal chromosome stretching during cell division.

Cells simply avoid chromosome confusion

Researchers found a strong, extra-tight linkage that joins sister chromatids in early stages of meiosis, preventing premature separation and misalignment. This discovery sheds light on the mechanisms that ensure proper distribution of chromosomes in healthy cells.

Supportive moms and sisters boost female baboon's rank

A study of dominance in female baboons found that close ties with mom and supportive sisters play a crucial role in determining social status. Females born to high-ranking mothers tend to reach higher ranks, while those with more sisters are more likely to rise within their family group.

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.

Young researcher discovers source of disco clams' light show

Lindsey Dougherty, a University of California graduate student, has discovered the source of the disco clam's flashing light show - tiny silica nanospheres on its mirrored lip. The nanospheres reflect blue light, creating the clams' distinctive rippling display.

Study involving twin sisters provides clues for battling aggressive cancers

A study involving twin sisters has identified a novel molecular target, SETD2, which can become a way to treat recurring and deadly malignancies. The researchers found that the SETD2 gene mutation contributes to the initiation and progression of leukemia by promoting the self-renewal potential of leukemia stem cells.

Study of 'sister' stem cells uncovers new cancer clue

Research shows that DNA methylation plays a key role in generating non-genetic differences between sister cells, which could lead to cancer treatment breakthroughs. The study highlights the importance of controlling DNA methylation to reduce variation in cancer cells and increase treatment efficacy.

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.

Brothers and sisters learn to build positive relationships in SIBS Program

The SIBS Program aims to cultivate healthy and supportive sibling relationships by teaching children how to share responsibilities and practice making decisions together. Results from a randomized trial demonstrate improved positive interactions, increased self-control, and enhanced social competence among participants.

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.

How infidelity helps nieces and nephews

A University of Utah study supports the theory that men help their sisters' children because they are more likely to carry genes from their mother. The new mathematical model relaxes assumptions previously made, showing that men are more likely to share genes with their sister's kids than under the old theory.

New bird species discovered in 'cloud forest' of Peru

A new bird species, the Sira Barbet, has been discovered in Peru's cloud forest with distinct color patterns and unique genetic characteristics. The team used mitochondrial DNA sequences to confirm its status as a new species within the barbet family.

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.

Stroke risk considerably higher if sibling had stroke

Researchers found that having a sibling with a stroke increases the risk of ischemic strokes by 64%, particularly in full siblings and half-siblings. The study suggests that lifestyle habits such as diet, exercise, and blood pressure control can be modified to reduce this risk.

In reading facial emotion, context is everything

Researchers argue that context, including conceptual information and cultural background, significantly influences facial emotional perception. Studies show that people can accurately perceive emotions only when context is provided, highlighting the limitations of relying solely on facial expressions.

Celestron NexStar 8SE Computerized Telescope

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

The machinery for recombination is part of the chromosome structure

A research team led by Franz Klein has analyzed the mechanism of meiosis at high resolution, finding that DNA-break machines are tightly associated with chromosomal axis regions. This discovery sheds light on how breaks on chromosomes impede other breaks in their vicinity and how shape changes influence the function of these machines.

Note to dads: Good parenting makes a difference

A new study published in Development and Psychopathology found that quality parenting skills by dads significantly reduces the incidence of risky sexual behavior in their daughters. The study, led by Bruce J. Ellis, showed that girls who receive lower quality fathering tend to engage in more risky sexual behavior in adolescence.

Study shows extreme form of pregnancy-related morning sickness could be genetic

A new study led by researchers from UCLA and USC found that pregnant women whose sisters had hyperemesis gravidarum are 17 times more likely to experience the condition. Women with a family history of extreme morning sickness may be aware they may also have it, highlighting the importance of taking a family history into account.

Meta Quest 3 512GB

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

Too many sisters affect male sexuality

Researchers found that male rats raised with lots of sisters spent less time mounting female rats, but still ejaculated equally. The males may be compensating for reduced attractiveness, suggesting families play a role in shaping personality and behavior.

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.

Sisters protect siblings from depression, study shows

New research from Brigham Young University finds that having a sister protects adolescents from feelings of loneliness and promotes charitable attitudes. The study also found that loving siblings foster good deeds, such as helping others, more than loving parents do.

The essential ingredients of supportive sibling relationships

Research suggests that reducing conflict is not enough to create a positive sibling relationship. Parents should focus on encouraging positive interactions, such as scheduling family activities and teaching problem-solving skills. By doing so, they can help their children develop skills that will benefit them throughout their lives.

Solar energy center to be recognized for global work

The University of California, Riverside's Southern California Research Initiative for Solar Energy (SC-RISE) has been recognized as a leading example of international collaboration for sustainable energy. The city of Riverside will receive an award from Sister Cities International for its role in launching SC-RISE.