Researchers found that introducing native herbivorous crabs to coral reefs in the Florida Keys led to rapid declines in seaweed cover and returned small corals and fishes. The crabs improve habitat conditions for corals and fishes, providing a new tool for reef restoration.
A new lung delivery system using phage particles has been developed to induce potent antibody responses in mice and non-human primates without causing lung damage.
Researchers developed an assay that detects SARS-CoV-2 in nasal swabs using a smartphone camera, providing quick results within 30 minutes. The test utilizes CRISPR-Cas technology, eliminating the need for amplification and enabling precise quantification of virus amounts.
Researchers found that cytotoxic T lymphocytes (CTLs) dig slow-moving channels through the extracellular matrix to facilitate fast movement of other CTLs. The study suggests modulating ECM properties could enhance immune response efficiency and lead to new therapeutic strategies in cancer treatment.
A study published in Neuron found that surprise during sports viewing leads to changes in brain patterns, particularly in the prefrontal cortex and pupil dilations. The researchers also discovered a link between dopamine-rich regions and increased activity when subjects' preferred teams scored.
A study found mitochondrial dysfunction to be a common thread driving damage in astronauts' bodies during extended space travel. Researchers used data from various sources and identified alterations affecting biological function as the key issue.
Researchers found that the medicinal plant Lu Bei has evolved camouflage in response to human harvesting, changing color from brown to green depending on collection intensity. The study suggests that this adaptation may weaken the plant's attractiveness to pollinators.
A comprehensive expedition reveals decades of glacier mass changes, accelerating ice loss and meltwater predictions. Climate change also increases oxygen availability on the mountain, posing a new challenge for human climbers.
Researchers discovered microplastics on Mount Everest, with highest concentrations near Base Camp but also found high-altitude samples below the summit. The study suggests that high-performance outdoor clothing is a major source of pollution.
Researchers observed that monarch caterpillars become more aggressive in the absence of milkweed, their primary food source. The study revealed that limited food availability triggers an attack response among caterpillars, highlighting a previously unexplored aspect of insect behavior.
A team of researchers has created a comprehensive map of bee species globally, identifying more species in the Northern Hemisphere and arid environments. The study also reveals a bimodal latitudinal gradient pattern, where diversity increases towards the tropics and decreases towards the poles.
Researchers developed a portable solar-powered device that generates steam hot enough to sterilize medical instruments without relying on well-built infrastructure or electricity. The device's transparent aerogel insulates the system, reducing heat loss and increasing energy efficiency.
Researchers developed an algae-based 3D bioprinting method to incorporate vascular patterns within engineered tissues and provide a sustainable source of oxygen for human cells. The approach showed promise for applications in disease modeling, drug development, regenerative and personalized medicine.
A study demonstrates that it's possible to de-identify raw data in functional genomics studies to ensure patient privacy, but also shows how this can be breached through simple means like DNA from a discarded coffee cup
Researchers have developed biodegradable tableware made from hybrid sugarcane and bamboo fibers, which breaks down in 60 days and is cleaner than traditional bioplastics. The new material has improved mechanical strength, grease resistance, and non-toxicity, with a significantly smaller carbon footprint.
Scientists have developed a bilayer passive cooling technology inspired by camel fur, which can keep objects cool for an extended period of time without electricity. The technology demonstrates that the design keeps products cool five times longer than conventional single-layer approaches.
Researchers have discovered a new form of calcium carbonate that is soft and absorbent, found in mussel shells. They tested its ability to absorb oils and dyes, finding it highly effective but limited by scalability and cost, for potential use in marine pollution cleanup.
Females in this primate species mature faster after a new male arrives, with some maturing earlier than expected. The researchers observed that these females were previously suppressed from maturing due to their fathers' presence.
A leukemia patient remained asymptomatic and infectious for at least 70 days with SARS-CoV-2, setting a new record for longest shedding duration. The patient's compromised immune system prevented antibody production, allowing the virus to persist.
Researchers have discovered how octopuses can taste objects by touch using their suckers, which include discrete populations of sensory cells. The study found that distinct chemotactile receptors form ion channel complexes that detect specific signals and send them to the nervous system.
Researchers discovered that ogre-faced spiders can detect both low- and high-frequency sounds using hairs and joint receptors on their legs. The spiders use these sensory systems to hunt flying insects by performing a choreographed backwards strike, which may be aided by directional hearing.
Researchers develop a new PET-based imaging technique to detect abnormal tau protein deposits in the brain, which can diagnose Alzheimer's disease and frontotemporal lobar degeneration disorders with high accuracy. The method has shown promising results in detecting tau aggregates in patients with various forms of dementia.
Researchers discovered that Yi and Ambopteryx, two small dinosaur species from Late Jurassic China, evolved the ability to glide but were poorly capable of powered flight. They relied on gliding as an escape mechanism to stay out of danger while struggling to compete with other tree-dwelling dinosaurs and early birds.
Scientists have developed a white paint that cools below ambient temperatures, reflecting 95.5% of sunlight and maintaining lower temperatures under direct sun. This technology could reduce energy consumption and greenhouse gas emissions in various industries, including buildings, data centers, and outdoor equipment.
Scientists have created soft pyroelectric materials that can convert heat into electricity, solving the mystery of how snakes sense their surroundings in the dark. The development is based on a mathematical model inspired by the physiology of snake pit organs.
A recent study combining climate modeling and fossil records reveals that climate change played a major role in the extinction of past Homo species. Despite technological advancements, these ancient humans were unable to adapt to changing temperatures, leading to their demise.
Researchers found sequence variants that influence how people perceive and describe fish, licorice, and cinnamon odors. The study identified three genes, including TAAR5, which affects perception of fish odor containing trimethylamine, as well as common olfactory gene variants influencing licorice and cinnamon sensitivity.
A 2014 seal flu outbreak revealed how avian flu viruses can adapt to infect mammals. Researchers found that specific mutations in the hemagglutinin protein enabled the virus to become transmissible via air between ferrets and potentially other mammals.
Researchers found that long-term exposure to urban air pollution, particularly nitrogen dioxide, enhances susceptibility to severe COVID-19 death outcomes. NO2 levels were associated with increased case-fatality and mortality rates.
Researchers observed cells moving through small channels to understand cell migration in 3D environments. The findings suggest that cancer cells may penetrate tissues and be blocked within small capillaries, potentially allowing them to metastasize.
A study using GPS-enabled decoy sea turtle eggs gathered evidence of the illegal trade and tracked eggs from beaches to restaurants and bars in Central America. The findings suggest that most stolen eggs remain in local areas, making it crucial to target conservation efforts towards local communities.
Researchers in China and Switzerland created biodegradable electronic blood vessels that can be actively tuned to address body changes after implantation. These flexible vessels mimic natural blood vessels and demonstrate promise as surrogate arteries in rabbits.
A US survey of 430 Americans found 82% supportive of at least some parts of human-animal chimeric embryo research. Support varied by organ type, with highest for heart and liver, while concerns about animal welfare and human dignity were cited.
Researchers found that blue whales sing mainly at night during the summer feeding season, but switch to daytime singing when preparing to migrate. This discovery may explain inconsistencies in whale song patterns.
Researchers found that feeding C-section newborns their mother's feces in breast milk builds a healthier gut microbiome, similar to those born vaginally. The babies' immune systems mature rapidly after receiving the fecal microbiota transplant, suggesting a potential reduction in asthma and allergy risk.
Researchers developed AwareDX, a machine learning algorithm that groups data into sex-balanced subsets to identify potential sex-specific drug effects. The algorithm has successfully predicted effects for several drugs, including simvastatin and risperidone, based on genetic differences between men and women.
Researchers discovered a fungal virus that converts a deadly fungal pathogen into a beneficial endophytic fungus in rapeseed plants. The transformed fungus boosts the plant's immune system, leading to increased weight, root growth, and resistance to diseases.
Researchers in China have designed a nanogenerator that captures light breezes, generating electricity through the triboelectric effect. The device can power small electronic devices and is suitable for nature reserves or cities, offering a cost-effective alternative to traditional wind turbines.
A global assessment maps the spatial relationship between people and forests, revealing an estimated 1.6 billion individuals live near forests. The study highlights that many of these people do not rely on forest resources for their livelihoods.
Researchers found that scent-trained honeybees visited sunflowers more often and brought back more pollen, resulting in a 29-57% increase in seed production. This approach could improve pollination efficiency for crops like almonds, pears, and apples.
Scientists have discovered the first X-ray crystallography structure of LSD bound to its target in the brain, revealing how it induces hallucinogenic effects. The study also uncovers images of a prototypical hallucinogen coupled with the entire serotonin receptor complex.
A machine-learning tool analyzed COVID-19 publications revealing a shortage of basic lab-based studies on the virus's microbiology. This gap may hinder our ability to contain future pandemics.
A new study finds that high viral loads are associated with a greater risk of death among patients with both cancer and COVID-19. Patients with hematologic malignancies who had recently been treated for cancer had the highest levels of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
Researchers have discovered that human white blood cells use a new mechanism called molecular paddling to swim and migrate through fluids without changing shape. This discovery sheds light on the mechanisms of cell migration, which could impact our understanding of immune responses and cancer research.
Researchers tracked acorn woodpecker warriors using radio tags, finding they fight for days-long to win territories, while spectators travel great distances to collect social information from the battles. The complex social behavior of woodpeckers reveals intricate networks and rivalries among the birds.
The Operation Outbreak platform simulates pandemics with different variables, including R0 and mode of transmission. The app uses Bluetooth-based contact tracing to generate data in the context of human behavior.
A two-stage model integrates continuous processing with discrete conscious moments, resolving the 1,500-year-old question of whether consciousness is continuous or discrete. This new framework offers a fresh perspective on information processing and could revolutionize fields like neuroscience, psychology, and computer vision.
Researchers are developing a new method to locate human remains by analyzing changes in plant chemistry, which could lead to faster and safer searches. The team will assess how cadaver decomposition affects nearby plants' nutrient concentrations and leaf color.
The discovery of the first near-intact embryonic skull of a sauropod sauropodomorph has revealed unexpected facial features. The study suggests that hatchlings may have had specialized features, such as a thickened prominence or single-horned face, that changed as they grew into adults.
A study shows that friends who swap bodies experience changes in their self-perception and memory, highlighting the connection between our mental and physical selves. Participants who fully embraced their friend's body performed better on memory tests than those who felt disconnected from their own body.