Researchers at Stanford University have developed a new measurement technique that confidently shows the efficiency of quantum dots can compete with single crystals. This breakthrough could lead to the development of new technologies and materials requiring high semiconductor efficiency.
The study used data from over 800 sharks and tunas, as well as 900 industrial fishing vessels, to create a map of the northeast Pacific Ocean. The researchers found that vessels from Taiwan, China, Japan, the US, and Mexico accounted for over 90% of fishing in key habitat areas for seven shark and tuna species.
Researchers suggest that impacts on the side of the head cause vibrations in a structure connected to the corpus callosum, potentially leading to concussion symptoms. Magnetic resonance imaging scans revealed possible damage to the corpus callosum in athletes with concussions.
A new study found that high-tide flooding is already impacting businesses' experiences and profits, with downtown Annapolis losing 3,000 visits in 2017 due to flooding. Rising seas are expected to increase flooding days by 2035, affecting 170 coastal communities.
The sensor wraps around the healing vessel and detects changes in electric charge, allowing doctors to monitor blood flow remotely. Researchers are refining their sensitivity and exploring applications for precision health, including telemedicine and early interventions.
The Stanford team's analysis found 1.47 million solar panel installations in the US, significantly higher than previous estimates, and identified factors leading to adoption, such as household income and geographic location. The machine learning program DeepSolar was able to correctly identify images with solar panels 93% of the time a...
Stanford researchers have developed a way to study the firing of individual brain cells using only light, eliminating the need for invasive methods. The new approach measures subtle changes in cell shape when they fire, allowing for a cleaner and simpler way to study the brain.
Researchers found predictable patterns of fluid movement in stationary biofilms, enabling the drawing of distant nutrients. Biofilms can generate strong currents capable of pulling in nutrients, regardless of bacterium orientation.
Researchers found that virtual reality experiences increased scores on questions about ocean acidification causes and mechanisms by almost 150 percent. Immersive simulations also sparked a lasting sense of connectedness, as users felt a connection with their bodies during the experience.
Researchers at Stanford University have developed an electronic glove with sensors that can detect pressure intensity and direction, allowing a robotic hand to perform tasks like lifting eggs and handling delicate objects without crushing them. The technology has potential applications in robot-assisted surgery and other fields where p...
Researchers at Stanford University have developed a new technique to study individual nanoparticles undergoing photocatalytic reactions. The method, published in Nature Communications, uses a custom-designed specimen holder and mirrors to focus light onto the nanoparticle, allowing scientists to observe the reaction as it unfolds.
Researchers attach molecular attachment r8 to conventional antibiotics, helping them penetrate bacterial outer defenses and linger, increasing effectiveness against methicillin-resistant Staphylococcus aureus (MRSA). The approach demonstrates potential for treating other drugs and infections with existing modifications.
A new Stanford-led study supports a conservation approach that focuses broadly on ecoregions, providing evidence that these regions meaningfully divide plant and animal communities. This opens a path to more affordable and effective protection of little-known species and valuable natural services.
Researchers have developed a new method to deliver molecules into human cells using nanostraws, which are tiny glass-like protrusions that poke equally tiny holes in cell walls. The technique is more precise, faster, and safer than existing methods, with the ability to deliver molecules in just 20 seconds.
Researchers at Stanford University have developed a system that uses tiny detectors to map the angle of incoming light waves, inspired by the unique structure of geckos' ears. This technology could support advances in lens-less cameras, augmented reality, and robotic vision.
Researchers at Stanford University have created two frameworks, RoboTurk and SURREAL, that enable humans to teach robots basic skills more efficiently. The systems allow people to direct robot arms to perform tasks like picking up objects in real-time using a smartphone and browser.
Researchers identified the paraventricular thalamus as a key player in tracking important details for animals to learn. The study's findings suggest that the brain can adapt its focus on good and bad outcomes based on context, which could lead to new treatments for drug addiction.
Researchers at Stanford University have developed small flying robots called FlyCroTugs that can pull objects up to 40 times their weight using advanced gripping technologies. The robots' ability to anchor themselves to various surfaces using gecko-inspired adhesives and microspines enables them to navigate through snug spaces and inte...
A Stanford-developed VR experience, Becoming Homeless, helped expand research on how immersive technology affects people's level of empathy. The study found that participants who underwent the VR experience developed longer-lasting compassion toward the homeless compared to those who explored other media versions.
Researchers at Stanford University have found a unique way that animal cells stay intact in the marine organism Trichoplax adhaerens (Tplax), using fast contractions in its epithelial layers. This discovery could inform our understanding of complex animals and the creation of advanced materials.
Researchers deployed machine learning methods to predict facility risk scores and detect potential violations under the Clean Water Act. The approach predicted catching two to seven times as many infractions as current approaches, with limitations including algorithmic bias and strategic behavior by facilities.
Researchers found that hummingbirds and nectar bats hover in different ways, with the former generating more lift relative to drag. Nectar bats' hovering form is a blend of fruit bats' and hummingbirds' hovering, with twisted wings on the upstroke.
A Stanford University study found that lack of transparency in US home buyout programs leads to lower participation rates and perpetuates social inequality. The research suggests increasing clarity on decision criteria, community involvement, and emphasis on equitable relocation can improve the program's effectiveness.
The researchers found that a hormone called cytokinin coordinates the number of stomata in plants, which can be increased or decreased through gene editing technology. This discovery suggests opportunities for engineering plants to adapt to climate change and fine-tunes the process by which plants regulate stomatal development.
The study analyzed global oil supply data to estimate emissions from flaring and found that it remains the most carbon-intensive part of oil production. Flaring, which involves burning unwanted gas associated with oil extraction, is often used when there are no economically viable outlets for the gas.
Researchers at Stanford University found that head positioning is a more important factor in determining concussion risk than neck tension. Small variations in position can affect the subsequent rotation of the head and increase or decrease concussion risk.
Researchers at Stanford University have developed a system that automatically renders accurate sounds for complex animated content, such as splashing water or colliding objects. The system takes into account the vibrations of each object and how they excite sound waves, resulting in highly detailed and realistic sounds.
A study published in BioScience warns that the Mexico-US border wall could lead to the extinction of over 1,500 native animal and plant species in the US. The construction of physical barriers disrupts annual or seasonal migration and dispersal routes, causing habitat fragmentation, soil erosion, and changes in fire regimes.
Researchers found that hotter weather increases both suicide rates and depressive language on social media, with effects differing little by population wealth. Temperature increases by 2050 could lead to a 1.4% increase in US suicide rates and a 2.3% increase in Mexico.
A Stanford University team has created a stretchy patch that measures cortisol levels in sweat, offering non-invasive and continuous monitoring of physiological conditions. The device, which uses a membrane bound to cortisol, detects charged ions in sweat and provides results in seconds.
A new type of flow battery developed by Stanford researchers uses a liquid metal at room temperature to store renewable energy from wind or solar sources. The technology has the potential to deliver energy quickly and affordably, with possibilities for further improvement in terms of cost, efficiency, size, and safety.
Researchers have discovered that the outer membrane of bacteria like E. coli can act as a strong physical barrier protecting the cell, making it a potential target for new antibacterial drugs. This finding suggests a new approach to fighting infections in roughly half of all bacterial species.
A team of researchers developed an AI system called Decagon to predict potential side effects from drug combinations. By analyzing cellular machinery interactions and known associations between drugs and side effects, the system identified patterns and predicted previously unseen consequences.
A Stanford study using nectar-dwelling yeast found that relative nonlinearity is crucial for species coexistence, contradicting common assumptions among ecologists. The research used microcosms to gather data on the complex interactions between yeasts and environmental conditions.
Research reveals that intensive groundwater pumping can lead to arsenic contamination in aquifers supplying 1 million people's drinking water and irrigation for crops. Satellite-derived measurements predict arsenic concentrations in groundwater by monitoring ground sinking.
A new Stanford study has re-examined the relationship between seismic data and earthquake prediction, concluding that foreshocks are unlikely to provide accurate warnings of impending earthquakes. Researchers found no evidence supporting the idea that slow slip or cascade models can be used for predictive purposes.
Stanford researchers have developed an artificial sensory nerve system that can activate twitch reflexes in cockroaches and identify Braille letters. The system integrates a touch sensor, flexible electronic neuron, and synaptic transistor to mimic human synapses.
A new tool called EcoCast uses satellite data, maps, and observations to help fishers locate the most productive fishing spots while avoiding protected species. The study shows that this approach can be up to 10 times more efficient in protecting species than previous management styles.
Researchers propose strategies to discuss racial disparities, including providing context and emphasizing policies in shaping inequalities. Studies show that simply presenting numbers can cause people to support punitive policies, while offering context and information on history and policy change can reduce disparities.
Researchers propose that wars between patrilineal clans led to a collapse in male genetic diversity around 7,000 years ago. This phenomenon, known as the Y-chromosome bottleneck, was observed only in men and has been linked to changes in social structures after farming and herding emerged.
A Stanford-led study reveals high levels of tapeworm infection among school-age children in China, which can cause cognitive deficits and epilepsy. The researchers propose solutions to reduce infections and improve education outcomes, including community education and medication distribution.
Researchers built a quantum version of Newton's cradle to study the behavior of quantum particles and understand how they reach thermal equilibrium. They observed that the chaotic motion leads to thermalization in a sequence of two exponential steps, challenging previous predictions.
The prototype manganese-hydrogen battery can generate 20 milliwatt hours of electricity and is expected to cost $100 per kilowatt hour. The researchers aim to create an industrial-grade system that can store up to 10,000 times, making it suitable for grid-scale energy storage.
Researchers at Stanford University have found cost-effective carbon capture and sequestration (CCS) technologies commercially feasible with existing technology in the US. CCS can be profitable through tax credits and low-carbon fuel standards, incentivizing its deployment to meet climate goals.
Researchers have found that swirling liquids, such as coffee, follow the same mathematical principles as transactions with cryptocurrencies like bitcoin. This discovery may lead to more advanced digital security methods and a deeper understanding of chaotic mixing in nature. The findings also suggest that cryptographic computations can...
A four-year grant will support the Program on Water, Health & Development (WHD) in Burkina Faso, Ghana, Mali, Niger, Ethiopia and Uganda. WHD aims to develop concrete plans for expanding water services to all residents within a target district, guided by the United Nations' Sustainable Development Goals.
Researchers at Stanford University have discovered a new method for creating gold nanoparticles in water droplets, which could lead to more sustainable ways of producing these materials. The technique uses microdroplets as reactors and eliminates the need for potentially toxic reducing agents.
Researchers used word embeddings to measure changes in gender and ethnic stereotypes from 1900-2023, correlating with US Census demographic data. The study found quantifiable shifts in biases towards women and Asian Americans, highlighting the value of interdisciplinary collaboration between humanities and sciences.
Researchers found that concussions occur when a deep area of the brain shakes rapidly and intensely, straining surrounding tissues. The study's findings suggest a complex relationship between head impacts and brain motion, highlighting the need for further research to improve diagnosis, treatment, and prevention of concussions.
Aquatic mammals are bounded by need to retain heat and difficulties gathering food, limiting their size. The study found that smaller ancestors like dog relatives increased in size more than larger ancestors like hippos to reach an optimal weight of around 1,000 pounds.