Researchers found that double-sided solar panels combined with single-axis tracking technology are the most cost-effective solution, producing almost 35% more energy than traditional systems. This combination reduces electricity costs by an average of 16%.
Scientists used ancient DNA to link fragments of Dead Sea Scrolls, revealing new insights into their meaning and historical context. The analysis found that scrolls made from the same animal skin were more likely to belong together.
Researchers analyzed 73 ancient genomes and found that the Canaanites descended from a mixture of local Neolithic populations and Iranian/Caucasus-related ancestry. This study sheds light on the cultural and genetic similarity among city-states, and how migration from the northeast may have influenced the region's culture.
Researchers have introduced polymer molecules that mimic nature's antifreeze proteins into concrete to prevent ice crystal growth. The new concrete mix has been shown to withstand 300 freeze-thaw cycles and maintain its strength, offering a potential solution to the damage caused by freezing and thawing.
Researchers created a mouse model that produces human angiotensin-converting enzyme II (hACE2), the receptor SARS-CoV-2 binds to. The mice exhibited robust viral RNA replication in the lung and brain, as well as interstitial pneumonia. These features replicate those observed in COVID-19 patients.
A team of researchers has developed a comprehensive 3D map of the rat heart's intrinsic cardiac nervous system, allowing for precise study of its structure and function. This breakthrough could lead to better treatments for severe heart disease and advancements in bioelectronic medicine.
A study published in Cell Reports suggests that lactobacilli have a niche in the human nose and may play a role in preventing chronic nasal and sinus inflammation. Researchers developed a proof-of-concept nasal spray that delivered lactobacillus to the nose, colonizing healthy volunteers' upper respiratory tracts without adverse effects.
Researchers discover genetic variant ALK in thin individuals that helps resist weight gain and obesity, with implications for developing therapeutics targeting this gene. The study found that deleting the ALK gene results in thinner flies and mice, highlighting its potential role in regulating energy expenditure.
Researchers report increased ACE2 expression in smokers' lungs, possibly resulting in COVID-19 morbidity. Smoking causes a significant increase in the protein's production, tied to goblet cell hyperplasia and associated with COPD and idiopathic pulmonary fibrosis.
Researchers found that patients infected with SARS-CoV-2 produce antibodies that bind to other coronaviruses, but these antibodies are not cross-protective. The study suggests that more research is needed to identify critical virus parts for a cross-protective immune response.
A team of researchers has developed an approach to stimulate the visual cortex, allowing blind and sighted people to perceive shapes. By tracing outlines with electrical stimulation, participants were able to correctly identify letters and forms, demonstrating a potential method for regaining vision in blind individuals.
A small study found that anakinra improved respiratory function and reduced signs of immune system overactivation in severe COVID-19 patients with sHLH. The therapy did not prevent deaths on ventilators, but may improve outcomes for these patients.
Researchers found that US wind plants experience relatively low performance decline over time, with a 13% drop in 17 years. Performance drops significantly after the production tax credit window closes, but at a lower rate than European wind fleets.
A team of researchers from Boston University School of Medicine and Boston Medical Center adapted their lab to test patient samples for SARS-CoV-2 with a 'home-brew' assay, achieving over 3,000 tests with under 24-hour turnaround time. The test's flexibility and scalability make it an essential tool in the fight against COVID-19.
A new bat coronavirus, RmYN02, discovered in Yunnan province, China, is closely related to SARS-CoV-2. The virus contains natural insertions at the spike protein's junction, similar to SARS-CoV-2, suggesting it evolved naturally.
A new 3D atlas of the mouse brain provides cellular-level detail, identifying previously unseen structures and nerve fibers. The Allen Mouse Brain Common Coordinate Framework (CCFv3) is an average of serial images from 1,675 mice, allowing for comparison and integration of diverse data types.
A bioethicist has sounded the alarm about unlicensed and unproven stem-cell-based 'therapies' being marketed for COVID-19 prevention and treatment. These businesses are taking advantage of hope and desperation, but rigorous clinical trials have not been conducted to establish their safety and efficacy.
Researchers found reduced brain structure and connection in individuals with body integrity dysphoria, linked to feelings of amputation. The study suggests specific brain anomalies may contribute to the desire for amputation, potentially leading to improved treatment options.
Researchers found that human brains replay neural firing patterns experienced while awake during sleep, supporting the idea of memory consolidation. The study used intracortical microelectrode arrays to record neuronal activity in two participants playing a sequence-copying game before and after sleep.
Researchers discovered that bacteria use a strategy called surface tumbling to slow down and reorient themselves on surfaces. This allows them to escape from surface traps and explore the surface for optimal conditions, leading to colonization and biofilm formation.
Recently recovered COVID-19 patients exhibit varied immune responses to SARS-CoV-2 proteins. High concentrations of neutralizing antibodies and IFNγ-secreting T cells were detected in some patients, indicating potential for vaccine targeting the receptor-binding domain. The study's findings have implications for designing effective vac...
A study found that people with type 2 diabetes who have well-controlled blood sugar fare better than those with poorly controlled blood sugar when infected with COVID-19. Those with well-managed T2D also receive less medical interventions and fewer health complications.
Researchers uncover the lives of three 16th-century African slaves found in a mass burial site in Mexico City, tracing their African origins and physical hardships. They also identify novel pathogens carried by the individuals, shedding light on the early introduction of diseases like hepatitis B virus and yaws to Latin America.
Researchers found that naked mole-rats require high levels of carbon dioxide to function, unlike other mammals. The genetic mutation in the KCC2 gene leads to impaired brain inhibition, which is compensated by increased carbon dioxide levels.
Researchers propose increasing investment in sustainable energy systems to decarbonize industry. The COVID-19 pandemic presents opportunities for low-interest rates and public spending to support the clean energy transition. Structural change is necessary to address climate change.
A new, implant-free optogenetics technique successfully manipulated neuron activity in mice and monkeys without causing brain damage. The SOUL protein allowed for light-induced alterations in neuronal responses throughout the entire mouse brain and superficial regions of the macaque brain.
A team of researchers has restored sensation to a paralyzed man's hand using a brain-computer interface (BCI) system, enabling him to detect objects by touch and experience enhanced control. The BCI system enhances neural signals that are too small for conscious perception, resulting in greatly improved motor function.
A study of 86 patients with mild-to-moderate COVID-19 found that lopinavir/ritonavir and Arbidol did not improve clinical outcomes or reduce symptoms, but may cause side effects. The findings suggest caution when using these antivirals for treatment.
Researchers identified three compounds responsible for the sweet scent, which increased females' attraction during breeding season. The findings suggest that these compounds act as pheromones, potentially influencing mating success.
Researchers study pterosaur fossils to understand their wing anatomy and flight capabilities, revealing novel tactics for bioinspired flight technology. By analyzing the morphology and predicted flight mechanics of these ancient creatures, scientists may be able to overcome hurdles still hindering man-made flight.
Researchers found that black rhinos carrying oxpeckers are better at sensing and avoiding humans than those without the birds. Oxpeckers' alarm calls help rhinos detect humans from a safe distance, allowing them to reorient themselves to face downwind.
A study found that parents and infants both experience a slowed heart rate during hugs, while younger infants also show relaxation when their back is pressed by a parent's hand. The research suggests that hugs play an important role in early bonding between parents and children.
Researchers argue that psychedelic drugs can have therapeutic benefits for mental health conditions. Brain imaging has shown that psychedelics activate specific receptors in the brain, leading to long-term changes in brain functioning and anatomy.
Researchers found that whooping crane conservation efforts may inadvertently put the species at risk due to large flock formation. The birds gather in proportionally larger groups as they lose their habitat, increasing the potential impact of disease outbreaks or extreme weather events on a substantial portion of the population.
Numerical competence in animals affects various aspects of their lives, including hunting, finding food, and attracting mates. Researchers believe that this ability plays a crucial role in an animal's chance of survival.
A recent study reveals that marine species are shifting their populations towards the poles in response to ocean warming, with significant implications for global biodiversity and coastal ecosystems. The research found a consistent pattern of species abundance increases at poleward edges and declines at equatorward edges.
Researchers used microelectrode arrays implanted in brains of two individuals with chronic tetraplegia to map motor functions down to single nerve cells. The study found that an area previously thought to control only one body part actually operates across a wide range of motor functions, demonstrating coordination between neurons.
The study reveals that microbial biofilms on the tongue have a complex spatial organization, with key bacterial genera such as Actinomyces, Rothia, and Streptococcus. The images show patchy community structure, with consorcia dominated by single taxa, and suggest a model for how these communities are generated.
Researchers assessed over 4,000 studies on species reintroduction and found that conservation success rates have improved over time. Machine learning and natural language processing techniques helped identify key indicators of positive sentiment, such as words like 'success,' 'protect,' and 'growth.'
Researchers studied vampire bat behavior, finding that social grooming and food sharing can build trust among unrelated bats to form long-lasting bonds. This cooperation is crucial for survival, as vampire bats must rely on each other for blood meals or risk starvation.
Researchers at New York University develop guidelines for optimal band gap values in wide-band gap semiconductors for efficient underwater use. Various materials, such as organic and alloys, are shown to be suitable for deep waters, potentially extending the range of autonomous submersible vehicles.
Scientists classify neurons into three classes based on their response to heartbeat-induced brain motion, revealing differences in firing properties and coordination with cognitive waves. This work aims to bridge scales between microscopic cell behavior and macroscopic cognition.
Researchers found that sea turtles respond to odors from biofouled plastics in the same way they respond to food odorants. This 'olfactory trap' explains why sea turtles ingest and become entangled in plastic debris. Biofouling, the accumulation of microbes on wet surfaces, is a major factor contributing to this attraction.
Researchers found that ship noise weakens shore crabs' ability to change shell color and respond to danger. The study shows that even for animals not primarily using sound, noise pollution can impact survival behaviors.
A study found that a clinically available drug, prochlorperazine (PCZ), inhibits the internalization of receptors on tumor cells, increasing the ability of anticancer antibodies to bind and mount effective immune responses. This temporary inhibition improves the effectiveness of cancer treatments.
A new genetic study reveals a complex US population structure, including fine-scale insights into recent history. The findings show diverse patterns among Hispanic/Latino and Asian American populations, shedding light on their ancestral origins and migration patterns.
Research reveals that animals like goats, termites, and elephants can suppress fires by altering plant consumption and habitat structure. Grazing animals can increase wildfire severity if not managed strategically, while insects stimulate plant defenses against flames.
A new technique for developing light-emitting fabrics has been developed by coating ultrasheer pantyhose with a thin layer of gold. The result is a soft, stretchable, and washable fabric that can be used to create wearable luminous clothing, while overcoming some of the limitations of existing light-emitting fabrics.
A recent study found that artificial sweeteners like sucralose can negatively impact insulin sensitivity and glucose metabolism when consumed with carbohydrates. The researchers believe this is due to the gut generating inaccurate messages about calorie availability, which can lead to negative effects on brain function and body response.
A study reveals that the unique architecture of the lip of the suction disc, featuring vertically oriented collagen fibers, provides elasticity for maximizing contact with substrates and maintains adhesive force. The discovery could lead to improved biomimetic suckers with enhanced functionality.