Researchers found that an underwater site off the coast of Greece was actually a natural geological formation, not the ruins of a lost civilization. The site's unique structure was created by mineralization at hydrocarbon seeps, with microbes using methane as fuel to form a type of natural cement.
Researchers from Museo de Zoología at Catholic University of Ecuador discovered two new species of rain frogs in the park, characterized by spiny appearance and direct-developing traits. The findings highlight the region's rich biodiversity and the need for further exploration of unexplored regions.
Astronomers have discovered a new 'Canarias Einstein ring', a rare and unusual phenomenon that provides insight into the composition of distant galaxies. The discovery was made using data from the Gran Telescopio CANARIAS (GTC) and offers valuable information about the structure of gravitational fields and dark matter in galaxy lenses.
Scientists have developed a new method to assemble technologically relevant, non-polymorphic crystals through computer simulations. By tuning the size of polymer additives, researchers can stabilize desired crystal structures against competing polymorphs.
Researchers discovered that new malaria drugs promote premature parasite division by increasing sodium ion concentration, altering membrane composition and killing the parasite. The study found that these changes occur without replicating the parasite's genome, indicating a potential new mechanism of action for antimalarial drugs.
Researchers found that Manduca sexta moths prefer flowers with nectar that matches the length of their proboscis, resulting in optimal energy gain. The moths use scent to guide themselves to these ideal flowers, which is supported by an innate preference.
The OPINION study shows that OFDI-guided PCI achieves equivalent clinical and angiographic outcomes to IVUS-guided PCI at 12 months. The study results contribute to defining the clinical value of OCT guidance in PCI.
A recent study at the University of Guam found that traditional hard plastic containers reduce root quality in endangered tree species. This limits plant growth and stability in tropical cyclone-prone areas.
Scientists found that an early Arctic spring in Africa is killing red knots by disrupting their food supply. The birds' short beaks limit their access to shellfish, essential for survival.
A study on mountain gorillas reveals that their dietary habits contribute to dental wear, which adapts to the available food in their habitat. The analysis of tooth morphology provides valuable information for identifying and age-estimating gorillas, highlighting the importance of conserving their habitat.
Researchers found that screens alone could convince participants of a robot's femininity, eliminating the need for physical shape changes. This discovery may help develop customized robots for specific roles and populations, enhancing user experiences.
Researchers at TIFR Mumbai have designed functionalized nanomaterials that offer superior CO2 capture capacity and stability compared to conventional materials. The new sorbents feature high amine loading with minimal decrease in surface area, making them suitable for efficient CO2 capture.
Researchers are conducting fieldwork and genome sequencing to learn about the declining population of the spot-tailed earless lizard in Central and South Texas. The goal is to quantify population sizes, identify interactions among populations, and assess viability and persistence.
Researchers at Brown University have developed a new method to convert one type of perovskite into another, improving thermal stability and light absorption. The technique uses gas-based methods to flip the chemical switch, preserving the microstructure and morphology of the material.
Researchers found that young birds can produce mature flight strokes despite underdeveloped muscles and wings. Leg-wing cooperation enables juvenile birds to flap like adults, improving traction as they climb.
A team of scientists has identified a gene, HMGA2, that explains variation in beak size among Darwin's finches. The gene contributed to a rapid shift in beak size following a severe drought, enabling the medium ground finch to adapt and survive.
Parasitic worms, or helminths, have been found to beneficially influence the composition of gut microbiota in individuals with inflammatory bowel disease. By infecting mice deficient in a gene that models Crohn's disease, researchers discovered that these parasites restore a compromised layer of mucus and intestinal cell morphology.
A world-first study by QUT finds that drugs used to treat nicotine addiction can also reduce sugar cravings and consumption. The study highlights the importance of reevaluating our relationship with sweetened food, and may represent a novel new treatment strategy for obesity.
Researchers have uncovered the first confirmed report of tadpoles from the Indian Dancing frog family, revealing unique adaptations such as muscular eel-like bodies and skin-covered eyes. These findings provide valuable information for conservation of ancient and endemic frogs in the Western Ghats biodiversity hotspot.
A team of researchers at UMass Amherst and Virginia Tech have identified the factors governing the final morphology of self-assembling chiral filament bundles. Their new model predicts the size and shape of these structures based on molecular-scale interactions, providing insights into protein fiber formation in various tissues.
Researchers at MUSC report findings on the mechanisms underlying impaired ciliogenesis and abnormal kidney development characteristic of PKD. Depletion of dynamin-binding protein or Tuba disrupts renal ciliogenesis, leading to uncontrolled production of cysts.
Researchers developed a differential immuno-capture technology that can detect sub-populations of white blood cells, including CD4+ T cells, for AIDS diagnosis. The microfluidic biosensor achieved over 90% correlation with flow cytometers in clinical trials.
Researchers analyze Kolponomos fossils and compare them to those of Smilodon, finding similarities in jaw structure suitable for anchoring against prey. The study suggests that Kolponomos may have used an anchor-biting strategy to pry hard-shelled invertebrates from rocks.
A new study by Stanford bioengineers and physicians finds that measuring the rigidity of an hour-old fertilized egg can predict its viability more accurately than current methods. The technique, published in Nature Communications, could improve the success rate of single-egg IVF and ultimately benefit both mothers and babies.
A team of scientists from Singapore and France has revealed the underlying mechanism for the formation and growth of epithelial tubes. They found that the shape and size of these tubes are governed by mechanical forces arising from cell interaction with the extracellular matrix, influencing lumen morphology and elongation direction.
Researchers have discovered that complex brain divisions in vertebrates evolved before the emergence of jaws, contradicting previous assumptions. The study found similarities between jawless fish and jawed vertebrates in brain development patterns.
Researchers at TU Darmstadt develop a new technique to fabricate microlens arrays with highly regular structures, reducing costs and time. The method uses cellular convection in a thick liquid layer to pattern a thin polymer film, ideal for photovoltaic systems.
Researchers have discovered that pectoral fins in fish possess neurons and cells sensitive to touch, conveying information about pressure and motion. This finding sheds light on the evolutionary biology of touch and may inspire new advances in underwater robotics design.
Researchers used mathematical calculations to create a complete picture of protein nanoparticle surface morphology, identifying structures most advantageous for vaccine design. This approach may lead to the development of cost-effective vaccines, including a malaria vaccine set to start clinical testing soon.
For the first time, female Calumma vatosoa chameleons have been described using X-ray micro-computed tomography scans, shedding light on their morphology and distribution. This discovery contributes to the conservation of threatened species and expands knowledge about biodiversity in Madagascar.
A new analysis of sperm DNA Fragmentation Index (DFI) reveals its potential to personalize fertility treatment and increase chances of successful assisted reproduction for involuntary childless couples. Men with higher DFI values have lower fertility, making ICSI a more effective option over IVF in such cases.
A new iguana species, L. uniformis, has been discovered in the Andean highlands of Central Chile with consistently colored bodies across males and females. The species' unique coloration is consistent even among individuals from different sexes.
Researchers have identified a previously unknown massive volcanic eruption in the Caribbean Sea, which occurred 2.4 million years ago on Guadeloupe. The VEI-6 eruption is the largest documented event in the region since its discovery.
Two new species of frogs, Rombophryne ornata and Rombophryne tany, are discovered in the forest floor of Madagascar's remote Tsaratanana Massif. The scientists found unique features such as spines over their eye sockets and distinctive colors like reddish and brownish hues.
A new study shows that trees globally compete in some of the same ways, making simpler models of forest response to climate change possible. Trees with denser tissues have more impact on their neighbors.
Researchers at INRS develop a new strategy for fabricating atomically controlled carbon nanostructures using molecular self-assembly and chain polymerization. The technique produces network of long-range poly(para-phenylene) (PPP) nanowires on copper surface, displaying quasi one-dimensional dispersion in conductive polymeric nanowires.
Researchers found that nanostructured phases of segmental polyurethanes can guide endothelial cells into networks, crucial for vascular structure formation. Material-induced solid state phase morphology provides cues to endothelial cells without biological stimuli.
The 2011 flood caused by Tropical Storm Lee had a significant impact on the geomorphology of several large watersheds in north-central Pennsylvania. Channel widening and bank erosion were common, and huge volumes of gravel were transported during the flood. The study suggests that part of the reason for these changes was related to the...
Researchers created a mechanically durable hydrogel using an elastic silk-like protein called aneroin, which has improved mechanical properties compared to collagen and silkworm silk. The aneroin hydrogel provided an adequate environment for cell growth, proliferating mammalian cells with healthy morphology.
Scientists recreated the skull of the last common ancestor of Homo sapiens and Neanderthals by applying digital methods and statistical techniques. The 'virtual fossil' reveals that this ancestral population likely originated in Africa and had early hallmarks of both species, with a split timeline of around 700,000 years ago.
Researchers at UT-Arlington developed a novel cancer cell detection method based on real-time cell behavior tracking, leveraging the unique dancing behavior of cancer cells on engineered surfaces. This technology has potential to serve as an additional modality for identifying tumor cells from blood samples or biopsy specimens.
A 13,000-year-old engraved schist slab discovered in Spain is believed to represent a human social group. The authors analyzed the morphology of the engraved motifs and suggest that they were created using a similar technique and instrument, depicting everyday life.
Researchers induced different head shapes in flatworms by manipulating electrical synapses, shedding light on the role of bioelectrical networks in evolution. The findings could improve understanding of birth defects and regeneration.
Researchers describe a new treatment option for glioblastoma multiforme, targeting malignant cells while leaving healthy cells alive with high-frequency pulsed electric fields. The therapy has shown promise in killing tumor cells by disrupting cell membranes and causing nuclear collapse.
The study suggests that primitive North American mammoths emerged around 2-1.5 million years ago (MYA), originating from Asia via the Bering Strait. This new understanding challenges previous assumptions about the evolutionary timeline of North American Columbian mammoths.
RMIT University researchers created artificial microflowers in water, mimicking natural blooming processes for optoelectronics and other applications. The tiny structures, just 10 microns wide, have potential to break frontiers in scientific fields with easy and reliable building.
Researchers studied the eye development of Sunburst Diving Beetle larvae, revealing rapid eye growth and transformation between stages. The findings suggest a pre-determined eye growth mechanism, but also allow for adjustments at the level of the lens, which reforms over eight hours.
Researchers developed a new method to grow 3D pancreatic tumor cultures from patients' surgical tissue, recreating the patient's cancer biology and morphology. This approach can help identify patient-specific sensitivities to novel therapeutics and assist in making treatment decisions.
Researchers at Oak Ridge National Laboratory have developed a new solvent-based method to manufacture ultrathin films used in organic bulk heterojunction solar cells. This method eliminates the need for thermal annealing, resulting in improved film morphology and increased photovoltaic performance.
A new adipogenic cocktail D&R has been developed to induce functional mature adipocytes from MSCs. This cocktail improves energy homeostasis by inducing cells with characteristics of a mature adipocyte, including fat droplets and sensitivity to insulin.
Researchers at Umeå University and UC Berkeley have developed a method to synthesise novel molecular nanoribbons that resemble graphene but in molecular form. The nanoribbons exhibit ideal properties as electronic highways for organic solar cells, with dimensions smaller than 10-15 nanometres.
The Hong Kong Polytechnic University has developed a novel eco-friendly manganese dioxide ink for energy storage devices, which exhibits high capacity and power density. The MnO2 ink can be used to produce light, thin, flexible energy storage devices with improved performance and lower production cost.
Russian scientists confirm Turing reaction-diffusion model's predictions in insect corneas, revealing four main morphological patterns and their universal presence among arthropods. The findings demonstrate a promising future for designing artificial antireflective nanosurfaces.
A collaborative study will synthesize scattered information about butterflies, placing it in an evolutionary context to study broad-scale patterns of ecology and evolution. The project aims to assemble a database of biological information about each species, making it available to the public via a website.
Entomologist Dr. George Poinar Jr. discovers a previously unknown flea genus and species in fossilized Dominican amber, characterized by unique features such as five-segmented maxillary palps. The discovery also reveals the presence of pathogenic microorganisms, including bacteria similar to plague-causing pathogens and trypanosomes.
Scientists have discovered that the shift from a tree-based diet to one based on grass occurred around 3.8 million years ago, allowing early humans to be more mobile and adaptable. This finding provides new insights into the interactions between morphology and behavior among Pliocene primates.
Researchers led by Caroline Chaboo explore the 'arms race' dynamics in leaf beetles, where tortoise beetles develop unique defenses against predators. The study aims to understand how this arms race drives evolution and generates biodiversity, shedding light on human morphology and behavior.
Homo naledi, discovered in South Africa, has a unique combination of derived cranial vault and hand morphology. Its age is unknown, but it may represent an intermediate between Australopithecus and Homo erectus.
A team of scientists is using an optical interferometer to monitor the growth of stem cells on tiny polymer spheres, enabling large-scale production and quality control. The device takes images as the tank is stirred, allowing researchers to track cell confluence and morphology.
A team of researchers has found that variations in the morphology of auditory axons, particularly the length of internodes and diameter, impact the speed and precision of signal transmission. This discovery challenges long-held assumptions about axon structure and function.