Feminicide, a worldwide problem resulting in 87,000 intentional killings of women in 2017, has incomplete data due to undercounting and narrow legislation. Researchers using counterdata aim to enact alternative epistemological approaches centering care, memory, and justice.
Researchers found that cats' damage to catnip releases higher amounts of strong insect repellents, which are 10-fold higher than from intact leaves. This altered iridoid mixture promotes a prolonged response in cats, effectively repelling mosquitoes.
A commentary in Trends in Cognitive Sciences suggests using gender-neutral terms to minimize gender bias, while a 'gender-marking' approach can highlight women's success in male-dominated fields. However, this latter approach may reinforce negative stereotypes if used thoughtlessly.
Researchers have developed a method to create living human skin on robots, providing a realistic texture and self-healing properties. The skin is made up of collagen and human dermal fibroblasts, which conform to the robot's surface and can even repair wounds with the help of a collagen bandage.
A genetic variant in nearly 30% of Greenlanders is linked to high cholesterol and an increased risk of cardiovascular disease. The variant, p.G137S, has a marked population-level impact, increasing the risk of high cholesterol and cardiovascular disease for up to 30% of the Greenlandic population.
Researchers surveyed 34 women leaders in marine science, finding that 70% thought interdisciplinary research was more challenging for them. They shared personal experiences of discrimination and suggested institutional encouragement, networking opportunities, and mentorship programs to address these inequities.
Indigenous Borneans' traditional knowledge is proven correct by genetic analysis, confirming the existence of two distinct species: lumok and pingan. The study highlights the importance of engaging with Indigenous knowledge for a more comprehensive understanding of biodiversity.
Researchers emphasize the need for targeted recruitment to make genetic tests clinically useful for non-European groups. By addressing cultural concerns and underrepresentation, efforts can reduce the incidence of variants of uncertain significance (VUS) in genetic databases.
The study creates a catalogue of genomic diversity for endangered chimpanzees, allowing researchers to pinpoint the origin of confiscated animals within 100 kilometers. This information can support conservation efforts and combat the illegal trade of chimpanzees.
Researchers discovered that salamanders rely on aerial postures similar to skydivers to slow and direct their descent. These 'parachuting' animals use fine-scale control to maintain upright body postures and execute banking turns.
Researchers found that noisy jackdaws use a 'democratic' decision-making process to coordinate their daily takeoffs, relying on the intensity of calls to achieve consensus. The findings suggest that changes in calling intensity serve as a reliable source of information for synchronization.
Research suggests that increasing ambient temperatures negatively impact human sleep around the globe, with a potential loss of 50-58 hours of sleep per person per year. The study found that lower-income countries, older adults, and females are more affected by warmer temperatures.
Researchers found that Indo-Pacific bottlenose dolphins rub against corals to agitate tiny polyps, releasing mucus with antibacterial and antioxidative properties. This discovery suggests the mucus regulates the dolphin's skin microbiome and treats infections.
Researchers develop system to measure power distribution between sexes in animals, finding females rule in some species, with reproductive control as common thread. The study proposes a new framework to quantify intersexual power relationships across mammalian societies.
Researchers have developed a novel CRISPR-Cas9 method for gene editing in cockroaches, achieving efficiency rates of up to 22% and over 50% in the red flour beetle. The technique, named DIPA-CRISPR, allows for efficient and accessible gene editing without requiring expensive equipment or skilled laboratory personnel.
A new study suggests that the world's first farmers did not originate from a single group but from the mixing of two groups of hunter-gatherers. The research team used deep sequencing to analyze ancient DNA and found evidence of population divergence, expansions, and admixture dates, providing a more detailed understanding of the demog...
A study published in Current Biology observed toddlers with autism achieving joint attention during toy play with parents at typical levels. Children with autism also used hand-following cues to follow their parent's attention into joint attention.
Researchers found that greater mouse-eared bats imitate the buzzing sound of a stinging insect to avoid predatory owls. The study, published in Current Biology, provides evidence of interspecific mimicry between mammals and insects.
Researchers have discovered that lunar soil can convert carbon dioxide into oxygen and fuels, paving the way for sustainable space exploration. The team proposes an 'extraterrestrial photosynthesis' strategy using lunar soil to electrolyze water and produce desired products.
Research reveals that older men with higher BMI display reduced reproductive health, particularly in terms of sperm cell production. The study also highlights the potential biomarkers for diagnosis of testis aging and directions for potential treatment.
Researchers investigated two common soluble fibers, arabinoxylan and long-chain inulin, on human physiology. They found that AX reduced LDL cholesterol, while LCI decreased inflammation markers and increased beneficial gut microbes, but high doses of inulin caused negative effects.
Researchers found that humans' natural tendency is to run at a speed that conserves caloric loss, defying the common goal of racing to shave time off miles. By analyzing data from wearable fitness trackers and lab experiments, scientists discovered that most runners maintained a consistent speed for short and long distances.
A comprehensive genetic analysis of the native people in China's southwestern region reveals a more complex peopling and migration history than previously thought. The study found that all ethnic groups are genetically similar, suggesting a common ancestor, but with closer relationships to Tibetan Highlanders and southeast Asians.
The review identifies a need for further study on how sex steroids affect drug metabolism in transgender adults, who may have altered enzyme activity due to hormonal treatment. This is crucial for minimizing unintended side effects from combining hormone therapies with other medications.
Bloodworms use copper harvested from sediments to form their jaws, which are strong enough to last five years. The worm synthesizes a material with mechanical properties similar to manufactured metals through a complex process involving protein and melanin.
Researchers found that male spiders use a catapult mechanism to escape female mates in an act of sexual cannibalism, with successful matings ending in catapulting and all surviving males. The study shows that this behavior evolved to fight against female predation pressure.
Researchers found that industry-sponsored clinical trials neglect to cite previous trials by up to 30%, while non-industry-funded trials do so at a rate of 20%. This omission may lead to redundant or less impactful research. The authors call for complete and impartial citation of prior studies in trial protocols.
Researchers found that bacteria in tumors play a critical role in promoting cancer cell metastasis by modulating the cellular actin network and enhancing cell survival. This discovery could lead to new targets for preventing metastasis, potentially improving cancer treatment outcomes.
The article highlights the need for a more diverse approach to stem cell policy, including consideration of Muslim contexts and perspectives. Researchers argue that this could lead to a more nuanced understanding of bioethics and potentially expand the use of embryonic stem cells in research.
Researchers found that an intranasal application of oxytocin could make lion interactions less life-threatening. After the treatments, lions displayed reduced vigilance towards other lions and became more tolerant of their presence.
Researchers found that brown carbon from biomass burning contributes significantly to Arctic warming, exceeding previous estimates. The study highlights the importance of wildfire mitigation and suggests a positive feedback loop where increased wildfires emit more brown carbon aerosols, further heating the earth.
A team of paleogeneticists successfully sequenced the genome of the extinct Christmas Island rat, but found that key genes related to olfaction were missing. The study reveals the challenges and limitations of de-extinction across all species, highlighting the need for a more nuanced approach.
Researchers developed tools to measure biological aging of various organ systems using biomarkers, statistical modeling, and machine learning. They found diverse correlations between different bodily systems, with some unexpected findings such as a link between gut microbiota diversity and kidney aging.
Using insect exoskeletons and feces to promote sustainable crops could enhance plant growth, health and resilience. Insect-rearing byproducts may also act as pest control agents.
Scientists in Saudi Arabia developed a solar-driven system that uses hydrogel to condense water from air while generating electricity. The system successfully grew spinach in a hot climate, producing over 2 liters of water and 1,519 watt-hours of electricity.
Researchers found that hundreds of bacteria genes were integrated into ancient plants, granting them desirable traits for land colonization. The study suggests horizontal gene transfer played a significant role in land-plant evolution, allowing plants to adapt rapidly to new environments.
Researchers found that elephant seals can determine their distance from breeding beaches and estimate return times based on an internal map sense. This navigation ability helps them arrive at their breeding beaches just in time for the breeding season.
Researchers surveyed over 26,000 genetic genealogy participants about their experiences discovering previously unknown relatives. Most reported learning the identity of at least one relative, with some finding close family ties and others experiencing life-changing discoveries.
A review of carbon capture and utilization (CCU) technologies found that many methods are incompatible with the Paris Agreement's emission reduction targets. The study suggests focusing on non-fossil carbon dioxide storage technologies to achieve long-term emissions goals.
Researchers successfully edited the genomes of black-legged ticks using CRISPR-Cas9, overcoming technical challenges and advancing tick genetic research. The study's findings have significant implications for understanding tick-pathogen-host interactions and developing new approaches to tick-borne disease control.
As people age, their brains allocate more space to accumulated knowledge, making memory retrieval challenging. However, this prior experience can also enhance creativity and decision-making skills.
Researchers found that stressed worms produce more sexually attractive offspring by transferring small RNAs, which influence gene expression. This epigenetic inheritance allows the trait to persist across generations without DNA changes.
Researchers observed chimpanzees in Gabon applying insects to their wounds and those of others, demonstrating prosocial behaviors linked to empathy. The study suggests that these actions may be evidence of an innate capacity for selfless care in non-human primates.
Research reveals that obesity leads to a decline in adipose tissue's ability to respond to changes, causing insulin resistance and inflammation. This loss of function can be addressed through modulating fat tissue phenotypes for therapeutic purposes.
A recent analysis of eight long-running research prizes found that only 4.7% of historical awardees were Asian. The number of Asian awardees has declined to just 2.6% in the last decade. Fewer than 1% of top biomedical research prize winners are Black or Latinx, highlighting significant underrepresentation in the field.
Researchers discovered that a hormone called FGF21 suppresses alcohol consumption in primates by altering neural transmission in the brain. This finding provides a mechanism for a liver-to-brain endocrine feedback loop to protect the liver from damage and may lead to potential treatment options for alcohol use disorder.
Researchers discovered a genetic mutation associated with small body size in dogs that also occurred in ancient wolves over 50,000 years ago. This finding presents a new evolutionary narrative and challenges the long-held theory that humans domesticated large wolves to create small companions.
A study in Current Biology found that hippos recognize individual voices, responding more aggressively to strangers than neighbors. The researchers hope to learn more about what hippos communicate through their calls, exploring how they recognize sounds and whether voices reveal characteristics like size or sex.
Researchers found that the oral plug, a structure in fin whales, blocks the pharynx and prevents water from entering during lunge feeding. This allows the whale to swallow prey while keeping the respiratory tract protected.
In a study published in Cell, researchers report that ventral spinocerebellar tract neurons (VSCTs) are both necessary and sufficient for regulating locomotor behavior in mice. Activation of VSCTs induces locomotion, while suppression halts it, demonstrating their crucial role in controlling this essential behavior.