Researchers studied cicadas' jet-like urination to challenge insect pee paradigms. They found that larger animals like cicadas can emit jets due to gravity and inertial forces, unlike smaller ones that typically produce droplets. This discovery has far-reaching implications for bio-inspired engineering and monitoring applications.
Researchers from Stockholm University and University of Neuchâtel discover social bonds in group-living animals develop over time through mutual aid and shared activities. Existing members actively initiate new friendships with recruits, expanding the social network.
Researchers at Uppsala University have discovered eight new deep-sea species of marine sponges in the Balearic Islands, increasing the ecological importance of the region. The study reveals a strong case for the inclusion of underwater mountains and caves within the Natura 2000 Network, emphasizing the need for conservation efforts.
Researchers at Curtin University have discovered a new potential predator for the endangered western spiny-tailed skink, raising concerns about the susceptibility of similar-sized juvenile lizards. The spotted mulga snake's consumption of a pygmy spiny-tailed skink suggests that these snakes may also prey on vulnerable juveniles.
New research combines images with computer-enabled analysis to tackle biological questions globally. Imageomics aims to improve image classification and analysis using machine learning and computer vision, enabling faster scientific discoveries.
The Belt Sea population of harbour porpoises is declining at a rate of 2.7% annually due to by-catch, deoxygenation, pollution, and lack of fish. Limiting net usage or using acoustic alarms on nets could be an immediate solution to mitigate the issue.
A recent study by CNRS scientists shows that zebrafish larvae without functional eyes still maintain synchronized circadian rhythms with light-dark cycles. This finding suggests alternative neural circuits may set the biological clock in some species.
A new study has analyzed fossil records of marine invertebrates over the past 485 million years, identifying key traits that affect resilience to extinction. The research suggests that species with restricted thermal ranges are at greatest risk, and global biodiversity faces a harrowing future.
Researchers develop novel system to study coral skeletons, enabling climate-resilient coral polyp development. A gene from the stony coral Stylophora pistillata is used to induce calcium concentration and skeleton formation in a sea anemone.
Research has shown that dulaglutide, a diabetes drug, can reduce depressive-like behaviors in mice. The study identified four major pathways involved and linked markers of depression to lipid metabolism and tryptophan metabolism. This new perspective may facilitate the use of dulaglutide as a potential therapeutic strategy for depression.
A genetic mutation in a quarter of all Labradors hard-wires them for obesity, making them hungrier between meals and burning fewer calories. Owners must be strict with feeding and exercising their dogs to keep them slim.
Researchers found that bumblebees can learn multi-step tasks through social interaction, even when struggling individually. The study revealed that bees could acquire complex behaviors beyond their individual cognitive capabilities, challenging the traditional view of human exclusivity in social learning.
Researchers at the University of Cincinnati Cancer Center have identified a new protein called p47 that helps prevent breast cancer metastasis. The study found that lower p47 expression was correlated with higher breast cancer metastasis, and that increasing p47 function could potentially lead to new therapies.
A new species of fossil bird, named Imparavis attenboroughi, has been discovered in northeastern China and is the first of its kind to evolve toothlessness. The bird's unique wing bones suggest it may have had strong wing beats and could have foraged on both trees and ground.
Researchers at Iowa State University have created a lab-grown liver organoid from turtles, enabling faster study of their unique adaptations with potential medical applications. The organoids mimic the liver's role in helping turtles survive extreme cold and oxygen deprivation.
A recent study found that semi-aquatic anole lizards can experience a 6°C drop in body temperature while diving, with males conserving heat to minimize muscle recovery time. Females prioritize safety over physiological costs, taking longer dives to avoid predators.
The lack of standardized controls in lifespan studies leads to misleading outcomes and makes it difficult to compare results. Researchers propose solutions for quality control by checking inter- and intra-study consistency of lifespan data.
Researchers at UNSW Sydney have developed a new technology offering test strips for rapid, on-the-spot disease detection. The test strips are accurate and cost-effective, making them suitable for various applications including public health, environmental diagnostics, and cancer cell detection.
Researchers investigated combining Sacituzumab govitecan with platinum-based chemotherapeutics for triple-negative breast cancer, urinary bladder carcinoma, and small-cell lung carcinoma. The study showed additive to synergistic antitumor effects in vitro and in vivo, with improved outcomes in tumor-bearing animals.
Researchers found that altering the starch, oil, and amino acid content of a broiler diet can help support healthy growth in coccidiosis-challenged birds. The optimal mix consists of 35.8% starch, 8.9% oil, and 101.3% recommended amino acids.
A study by researchers at the University of Wyoming and Max Planck Institute of Animal Behavior found that migrating animals refine their behavior with age, suggesting experiential learning plays a crucial role in successful migration. As young birds explore new places during migration, they gradually adopt more direct routes, resultin...
Researchers from Kyushu University and Harvard Medical School have identified proteins that can reprogram fibroblasts into cells with properties similar to limb progenitor cells. The new method simplifies the process of regenerating human limbs after amputation and could one day be used to give snakes back their legs.
Researchers discovered a group of common microbes that work together to decompose flesh, allowing for accurate time-of-death estimates. A predictive model based on microbial activity demonstrated high accuracy in predicting time of death within three calendar days.
Researchers found that brown bears' digging for cicada nymphs damages tree roots and alters soil nitrogen content, limiting tree diameter growth. This phenomenon is unique to human-planted conifer forests, with no similar effects in natural forests.
A recent study reveals how animal agriculture companies shape public discourse and policymaking in their favor, downplaying their role in climate change. Industry-funded efforts have been bolstered by collaborations with academic researchers, hindering meaningful action on climate change mitigation.
Scientists have identified a crucial role of the newly discovered ion channel Elkin1 in converting mechanical stimuli into electrical signals, enabling normal touch sensation. The findings also suggest Elkin1 may play a part in transmitting painful mechanical stimuli, opening up new potential targets for chronic pain treatment.
A new rapid test has been developed to identify hantavirus in South Korea, paving the way for early outbreak control. The Flongle sequencing-based diagnostic is cost-efficient and can detect HTNV genomes within 3 hours.
Oregon State University researchers have documented the first-ever sighting of a hoary bat flying over the open ocean, highlighting the need for further studies on threats bats face at sea. The sighting occurred in an area leased for potential offshore wind energy development.
A new study by City University of Hong Kong found that sex and social status influence social grooming among free-ranging feral cattle in Hong Kong. The research suggests that more dominant females receive more grooming, and high-ranking animals exchange more friendly grooming with each other.
A study by researchers at UNC School of Medicine found that chronic cocaine use alters the functional networks in the brain, including the default mode network and salience network. This disruption can make it harder for individuals to focus, control impulses, or feel motivated without the drug.
A University of Otago-led study found that sensory cues alone can drive ageing effects in animals. Researchers tested male mice exposed to female odours and found reduced fertility and increased mortality later in life. The study highlights the importance of sensory perception of mates in influencing life-history trade-offs.
A new protocol has been implemented, compensating loggers to leave kite nesting sites alone. The results show that 37 young raptors were saved over 7 years. This innovative approach demonstrates the benefits of dialogue between public and private sectors in conservation.
The University of Maryland School of Medicine has been awarded $3.5 million in federal funding to develop acute radiation syndrome animal models and advance the development of radiologic and nuclear countermeasures.
Two new Pacific bee species and insights into Fijian bird behavior have been described in recent scientific studies led by Flinders University. The research highlights the potential for species discovery, ecological knowledge, and cultural engagement from Asia-Pacific collaborations.
A new study reveals that ringtails prefer tree cavities in mature and older forests, rather than oak woodlands. Researchers found that the presence of fishers did not influence where ringtails chose to rest, providing important guidance for forest managers seeking to conserve these trees.
A study models habitat suitability for medically relevant black flies in four German federal states, predicting an increase in their population due to climate change. The findings suggest that the warming temperatures and changing land use could promote the growth of species with a broad niche, leading to more frequent occurrences.
The Almodóvar lab is studying the link between HIV and pulmonary hypertension, a condition that increases pressure in lung arteries. By examining the interactions between different cell types and using a humanized mouse model, researchers hope to propose novel therapies to prevent lung diseases in people with HIV.
Researchers developed a new recombinant flu vaccine called Hexaplex, which provided superior protection against H1N1 and H3N2 viruses in animal models. The vaccine's combination of six proteins from different groups resulted in strong antibody production and T-cell activation, offering broader immunity.
A new mouse study reveals that the gut microbiome interacts with the loss of female sex hormones to exacerbate metabolic disease. The research suggests that the gut microbiome contributes to weight gain, fat in the liver, and inflammation, particularly in women after menopause.
Delta opioid receptors play a crucial role in anxiety development, and research reveals its therapeutic effects in animal models. KNT-127, a DOP agonist, reduces anxiety-like behavior by suppressing glutamatergic transmission, offering new potential for treating anxiety disorders.
Researchers created novel gene editing enzymes with improved precision, reducing off-target RNA edits by over 99%. The technology has potential applications in treating mitochondrial genetic diseases and may lead to transformative treatments within the next five years.
Researchers discovered exceptionally high levels of PFAS in birds and mammals at Holloman Lake, contaminating thousands of species. The study found that even low concentrations of PFAS can cause harm to animals and people, highlighting the need for environmental action.
Researchers analyzed tissue and fecal samples from 90 stranded marine mammals to study the distribution of toxic elements. The study found that Risso's dolphins and short-finned pilot whales had high concentrations of mercury, cadmium, and lead, while dwarf sperm whales had low levels.
Researchers found that a compound called BAM15 makes mitochondria less efficient at producing energy, extending life span and improving body composition in fruit flies. The study also showed reduced age-related decline in motor activity. Further studies are needed to confirm these findings in humans.
A new study aims to enhance and prolong vaccine effectiveness by delivering adjuvants to white blood cells using lipid nanoparticles. The research, led by WVU professor Sharan Bobbala, has the potential to provide broader protection against evolving viruses and multiple diseases.
A study by UC Davis Health found that a single dose of BCG reduced liver tumor burden and extended the survival of mice with liver cancer. The vaccine boosted the body's immunity, leading to tumor shrinkage and improved liver function.
A new study from the Stowers Institute for Medical Research has discovered that sea lampreys and humans share an remarkably similar molecular and genetic toolkit in their hindbrain development. The research found a crucial molecular cue, retinoic acid, to be involved in both species' brain stem formation.
Researchers found that impaired mitochondrial unfolded protein response causes accelerated telomere shortening in both oocytes and somatic cells of aging mice. This study highlights the link between loss of mitochondrial protein homeostasis, infertility, and somatic aging.
Researchers at Texas A&M discovered that immune genes are frequently exchanged between Myotis bat species during seasonal mating swarms, potentially helping humans fight emerging diseases. The study's findings have opened new questions about the importance of hybridization in evolution and its impact on genomicists' knowledge.
The study reveals changes in motor protein structure and energy consumption during hibernation, highlighting key differences between large and small hibernators. Myosin plays a crucial role in non-shivering thermogenesis, with smaller mammals experiencing increased ATP consumption at lower temperatures.
A study by Dr Sebastian Korb at the University of Essex found that a brief weak grin makes faces appear more joyful, creating the illusion of happiness. The research used electrical stimulation to spark smiles and has potential for future clinical applications.
A new metabolomics method has been proven to be a reliable approach for grouping chemicals, potentially reducing the use of lab rats. The study's results show that the method can accurately group chemicals into categories, making it a viable alternative to traditional methods.
Studies reveal how primates modify behaviors to care for themselves and others despite physical disabilities. Behavioral flexibility is crucial, allowing them to adjust species-typical behaviors and innovate new ways to participate in daily activities.
A genetic study reveals two distinct clusters of deer populations in Nara, Japan, highlighting the need for reconciliation among stakeholders. The research emphasizes the importance of careful management to address conflicts between preserving sacred deer lineage and allowing admixture for conservation.
A Tel Aviv University study found that women in this age group experience increased AMH secretion when exposed to UV radiation from the sun. This increase in hormone levels is associated with a positive effect on fertility.
A new large-scale study finds that functional traits, not nativeness, play a key role in shaping the effects of large mammalian herbivores on plant communities. Introducing feral cattle or water buffaloes into local areas could be a good idea for complementing native deer and promoting plant diversity.
Researchers have made groundbreaking discoveries about the reproduction of giant Antarctic sea spiders, a phenomenon known as polar gigantism. The study found that these creatures do not carry their young like most other species, but instead attach them to rocks for several months before hatching.
A team of researchers used biopsies from young bulls to investigate the genes and mechanisms controlling male fertility. They found a large number of genes associated with fertility in bulls, most of which are also relevant to human male fertility.
A recent study found that exotic cats, including lions, tigers, and cheetahs, can discriminate between familiar and unfamiliar human voices. The researchers used carefully designed experiments to investigate this phenomenon, finding consistent evidence of voice recognition across 25 cats.
A recent study published in Science found that wildebeest and zebra compete for nutrient-dense grasses in Serengeti, pushing each other along in a 'push-pull' hypothesis for grazing succession. This challenges the prevailing theory of how mass-migration patterns occur in the park.