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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

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.

Excessive TV, lack of safe play space, raise obesity risk for young black girls

Research conducted by Penny Gordon-Larsen found that excessive TV watching and a lack of safe outdoor spaces contribute to increased obesity risk in young black girls. The study, which included 51 interviews with girls aged 6-9 and their mothers, highlights the need for affordable and accessible opportunities for physical activity.

Family structure impacts teens' academic success

Adolescents living with both biological or adoptive parents tend to have higher grades and greater college expectations. In contrast, adolescents from single-mother families often experience lower academic achievement due to economic deprivation. Single mothers face significant challenges in planning for their children's future education.

Apple iPhone 17 Pro

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

Excess thyroid hormone associated with increased rates of miscarriage

A new study has found that high levels of thyroid hormone are linked to an increased risk of miscarriage in women who are resistant to normal levels. The research, conducted on a family with a rare genetic disorder, revealed a significant increase in miscarriage rates among affected mothers compared to unaffected relatives.

Excess thyroid hormone harmful to fetus

A recent study published in JAMA found that excessive maternal thyroid hormone levels can lead to miscarriage and negatively impact fetal growth, with unaffected fetuses being more susceptible to these effects. The study also discovered that high maternal thyroid hormone levels can induce a catabolic state during fetal life.

Study: Mothers turn fearless when peptide level drops

A study by University of Wisconsin-Madison assistant professor Stephen Gammie found that low levels of corticotropin-releasing hormone (CRH) trigger maternal aggression in mice, enabling them to protect their offspring. The results show that increasing CRH levels reduces maternal aggression and increases fear responses.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Why obese mothers abandon breastfeeding

Research found that obese women have a lower prolactin response to suckling, compromising milk production. This leads to a significantly shorter period of breastfeeding. The study suggests that obesity affects breast-feeding success, with overweight mothers being 2.5 to 3.6 times less successful than non-overweight mothers.

Living at home helps young mothers stay in school

The study found that living at home helped teenage mothers stay in school during the first two years of their babies' lives, possibly due to increased encouragement and child care support. However, it had little impact on their parenting skills, which may be influenced by other factors such as maturity level.

Anxiety during pregnancy affects child behavior

A study found that high maternal anxiety during a specific period in pregnancy (12-22 weeks) can program the fetus's brain, increasing susceptibility to childhood disorders. This effect was more pronounced than other factors such as smoking or low birthweight.

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.

Maternal DHA levels plays important role in infant development

Research found that infants with higher maternal DHA levels at birth showed more mature attentional development and were less distractible during play. This suggests a potential link between DHA supplementation during pregnancy and improved infant cognitive functions.

High protein diet may be bad for women trying to conceive

A high-protein diet may disrupt genetic imprinting in mouse embryos, affecting foetal development and implantation rates. Research suggests that women trying to conceive should limit their protein intake below 20% of total energy consumption.

A third of embryo donation families plan to tell children of their origins

Research found that 21% of embryo donation families chose to remain secretive about the child's origins due to concerns over family relationships and the mother's perceived biological role. Despite this, there were no negative effects on the children, and parental warmth and quality of parenting remained consistent across all groups.

'Mighty mouse' gene works the same way in people

Researchers found a naturally occurring mutation in a child's myostatin gene, resulting in twice the normal muscle mass. The discovery provides hope for agents blocking myostatin activity to increase muscle mass in humans.

Fluke 87V Industrial Digital Multimeter

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

Home visiting program falls short of goal to prevent child maltreatment

A study published in Child Abuse & Neglect found that home visiting programs failed to identify risk factors and connect families with necessary resources, despite showing some positive outcomes. The researchers recommend better training for home visitors and improved coordination with community organizations.

Message to moms

Research suggests that when mothers use a controlling approach, children become disengaged and perform poorly in school. In contrast, an autonomy-supportive approach improves children's performance immediately and leads to better grades over time. The study emphasizes the importance of this parenting style for low-achieving children.

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.

Want to help your kids with homework? Take it easy, studies suggest

Research finds that controlling parenting styles hinder struggling children's academic progress, while autonomy support improves performance and school grades. Parents who adopt an autonomy-supportive approach allow children to explore independently and generate problem-solving strategies.

Staying close to mother helps baby dolphins swim

A study published in Journal of Biology reveals that young dolphins adopt an ideal position to get a 'free ride' in their mother's slipstream, reducing energy required for swimming. This drafting phenomenon helps the calf stay with its mother, but can be disrupted by fishing vessels, potentially impacting dolphin populations.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Some infants recognize, respond to social eating cues

A study found that babies described as difficult eaters or overeaters are more likely to eat when their mother handles food and feed themselves after receiving a bite. This relationship was not seen in non-problem eater children, suggesting an innate link to social cues.

Mothers' cells can cause immunity illness in children

A Mayo Clinic study found that most children with juvenile dermatomyositis (JDM) carry a particular gene from their mother, triggering an immune response. The research suggests that maternal cells may play a role in the development of JDM, a rare condition that causes inflammation and muscle damage.

Young chimpanzees show sex differences in learning

Young female chimpanzees learned to fish for termites at 31 months, while young males began playing and swinging around at 58 months. Females also copied their mothers' fishing techniques more closely, reflecting their adult sex roles.

Study shows benefits to newborns from federal ban on insecticides

Researchers measured blood levels of chlorpyrifos and diazinon in umbilical cords before and after the ban and found a significant reduction in birth weights and lengths in infants with high pesticide exposure. The study confirms developmental impact of insecticides on human health.

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.

Depressed moms want pediatricians to hear them

Research suggests that pediatricians can play a crucial role in addressing postpartum depression among mothers. A study found that mothers are open to discussing their mental health concerns with pediatricians, but a trusting relationship must be established first.

Providence Journal wins 2004 Dart Award

The Providence Journal won the 2004 Dart Award for its 'Rape in a Small Town' series, which delves into the life of Laura, a girl who was raped by a popular classmate during her sophomore year. The series also explores the lingering effects of rape on the victim and their family, as well as the community's response to the crime.

Elective cesarean sections

The Canadian Medical Association Journal explores the trend of elective cesarean sections, highlighting concerns about comparing vaginal birth to planned cesarean delivery. Hannah argues that only a comparison of planned vaginal and planned cesarean births can determine which carries greater risk to mother and baby.

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.

UW study: Baby's face lights up emotional center of new mom's brain

Researchers found that mothers' brain activity increased when shown pictures of their own babies compared to others, indicating involvement of the orbitofrontal cortex in maternal attachment. The study's findings suggest a link between positive emotions and maternal bonding.

Preventative bed rest during pregnancy may be more harmful than helpful

A $1.7 million NIH-funded study found that bed rest in high-risk pregnancies is associated with weight loss, increased risk of fetal growth restriction, backache, joint soreness, headaches, muscle loss, and depression. The study suggests that prescribed antepartum bed rest may be more harmful than helpful.

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.

Lactating mammary glands sense calcium

Researchers discovered that lactating mammary glands can sense changes in calcium levels and adjust milk production accordingly. The calcium-sensing receptor plays a key role in this process, allowing the gland to match milk production with the availability of calcium in the mother's body.

Manual techniques may ease tough deliveries without need for episiotomy

Researchers found that manual techniques can reduce permanent brachial plexus damage in babies by up to 50% compared to episiotomies. This approach also minimizes severe perineal injuries in mothers. The study suggests a safer and more effective alternative for managing severe shoulder dystocia during childbirth.

Study provides answers for childbirth after C-section

A four-year study published by Ohio State University researchers found that attempting a vaginal birth after C-section (VBAC) is associated with increased risk of maternal morbidity and serious obstetric complications. Despite this, many women continue to opt for VBAC due to the relatively low level of risk involved.

Invalid vaccine doses would cost millions to fix

A US CDC study found that 10% of vaccine doses administered to children in 2002 were invalid, resulting from premature vaccination. Invalid doses need to be repeated to ensure adequate protection against disease.

Social behavior among monkeys may be more nature than nurture

A recent study by Dario Maestripieri found that young monkeys reared by a mother other than their own exhibit the aggressive or friendly behavior of their birth mothers, rather than foster mothers. This suggests that inherited behavioral predispositions may play a more important role in shaping social behavior in primates.

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.

Caesarean delivery could increase risk of future stillbirth

A new study suggests that women who have had a caesarean section may be at higher risk of stillbirth in subsequent pregnancies. The research found that the risk of stillbirth was greater for women who had previously given birth by caesarean section, with an increased risk starting at around 34 weeks of their second pregnancy.

Natural selection in a nutshell

Researchers found that genes influence offspring growth, while quality of care from mothers is the primary factor. The study suggests that there are both "super moms" and "dud moms", with success determined by environmental conditions like food supply.

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.

Study finds new mothers are resistant to stress

A study by Rutgers University researchers found that female rats during the postpartum period are less anxious and more resistant to stress than females without offspring. This unique response may be linked to the high incidence of mental illness in new mothers, including depression and anxiety.

New mothers protected from stress, have heightened reward, smell

Pregnant women exhibit enhanced odor sensitivity and unpleasantness, which may help protect against stress. A study also found that brain areas mediating 'reward' are stimulated by pup suckling in rat mothers, suggesting a potential link between smell, reward, and maternal bonding.

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.

Study finds simple way to reduce HIV transmission from mom to baby

A recent study published in Johns Hopkins Medicine found that giving one dose of nevirapine to HIV-positive mothers during labor and their newborns reduced transmission by 41 percent. The simple regimen has the potential to prevent hundreds of thousands of new infections every year.

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.

Celestron NexStar 8SE Computerized Telescope

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

July/August 2003 Annals of Family Medicine tip sheet

The July/August 2003 Annals of Family Medicine issue addresses health care disparities and promotes evidence-based interventions to improve breastfeeding rates. The U.S. Preventive Services Task Force recommends structured educational classes and behavioral counseling to support breastfeeding, with programs combining these elements sho...