Scientists have determined the atomic architecture of a sodium channel, which generates electrical signals in excitable cells. This achievement opens new possibilities for designing drugs for pain, epilepsy, and heart rhythm disturbances, with potential breakthroughs in treatments for neurological disorders.
Researchers have developed a wireless power system that can power ventricular assist devices without a cord, reducing the risk of infection and improving patient quality of life. The system uses inductive power and has been shown to be efficient over medium distances, allowing patients to be free from cords for short periods.
A study found that some people continue to drink heavily due to perceived positive effects, despite experiencing negative consequences. The 'rose-colored beer goggles' phenomenon suggests that individuals who have experienced fewer bad effects are less deterred from drinking.
Researchers found that a brief conversation with an adult led to significant reductions in marijuana use among teenagers who frequently used the drug. The program, called Teen Marijuana Check-Up, was shown to decrease usage by up to 20% over a year, setting a promising model for schools and counselors.
New research finds that human activity related to oil production and the timber industry may be more important than wolves in caribou population decline. The study advocates for specific options to control human impact on habitats before resorting to predator removal.
Despite better glucose, lipid and blood pressure control, diabetic kidney disease continues to increase in prevalence. Tight control of blood sugar levels did not lead to significant improvements in kidney function, suggesting additional interventions are needed to prevent the disease.
In a structured community of Escherichia coli bacteria, restrained strains thrived by curbing pursuit of producers, while unrestrained strains faced long-term demise. The phenomenon has implications for other ecological systems.
A team of scientists used numerical climate models and oxygen-isotope analysis to determine what caused climate shifts during the last ice age. The study found that Heinrich events were associated with changes in monsoon rainfall intensity, rather than carbon dioxide-induced climate change.
A team of physicists has devised a theoretical framework that explains the real-time behavior of superfluids made of fermions, a crucial step towards studying neutron stars. The researchers used the world's most powerful supercomputer to simulate complex calculations, shedding light on the properties of these enigmatic objects.
A revised college science course design improved overall student performance and narrowed the achievement gap for educationally disadvantaged students. The highly structured format, which includes daily practice with problem-solving and data analysis, reduced the gap by 45%, according to research published in Science.
Researchers at the University of Washington have created a system called EnergJ that reduces energy consumption in simulations by up to 50 percent. The system has the potential to cut energy by as much as 90 percent and could be used in various applications such as streaming audio and video, games, and real-time image recognition.
Researchers found that episodic tremors can reverse direction and travel back through fault lines much faster than the original rupture. The event was observed in the Pacific Northwest region, particularly in Washington state, and released as much energy as a magnitude 6.8 earthquake.
A 247 million-year-old fossil from China has been reclassified as an archosaur, revealing that the bird and crocodile family trees split earlier than previously thought. The discovery provides new evidence for the evolution of archosaurs and sheds light on the origins of these dominant land vertebrates.
A University of Washington psychologist argues that humans need exposure to the natural world for physical and psychological well-being. Studies show that technological substitutes for nature are better than none but not as good as real outdoors.
Researchers at the University of Washington are developing a semi-automated scan using ultrathin laser endoscope and software to create a full, 3-D panorama of the bladder interior. This technology has the potential to bring endoscopy into a more digital age.
Scientists at the University of Washington have identified 21 newly occurring genetic mutations in children with autism spectrum disorder, many of which altered proteins. The study suggests that these sporadic mutations could contribute substantially to the underlying mechanisms and severity of autism in approximately 20 percent of cases.
Researchers designed two new protein molecules that can target specific surfaces of flu virus molecules, blocking viral replication. The study's findings suggest the potential for novel antiviral therapies against multiple influenza subtypes.
Researchers studying naval records of mutinies found that grievances over unpaid wages, excessive punishment, and poor living conditions were common triggers. In many cases, mutinies emerged due to a breakdown in trust between sailors and officers, leading to violent confrontations.
Research reveals that immigrants and their U.S.-born children prioritize unhealthy American foods to prove their American-ness and avoid social exclusion. This behavior can lead to poorer health outcomes due to the prevalence of high-calorie, fatty American meals.
A study of University of Washington graduate students using Kindle DX found that students want improved support for note-taking, referencing, and viewing figures. The device's limitations, including difficulty switching between reading styles and lack of physical cues, pose challenges for e-readers in the academic market.
A new high-performance method has determined the structure of protein molecules in several cases where previous methods failed. This breakthrough aids in fields like nanotechnology, drug design, and disease research by understanding a protein's molecular shape and function.
A study by University of Washington psychologists found no correlation between positive emotions and stress/depression in Asian college students, suggesting therapies focusing on positivity may not work. Instead, mindfulness approaches that acknowledge both good and bad emotions may be more effective.
Researchers at University of Washington and Stanford University report turbulence at a front near Japan, 10-20 times more energetic than wind generated. This finding provides first direct observations of an ocean front's dynamics on scales from kilometers to millimeters.
Researchers found that larger social wasp bodies are linked to larger brains and more devoted brain tissue for social interactions, learning, and memory. Queens had larger central processing areas than worker wasps.
New research shows that warmer sea surface temperatures in the tropical Pacific Ocean drive atmospheric circulation that brings warmer temperatures to West Antarctica during winter and spring. This is driven by a Rossby wave train pattern, which can account for half to all of the observed winter temperature changes in West Antarctica.
Researchers at the University of Washington have developed two free software solutions to make computer mice easier for people with motor disabilities. The Pointing Magnifier combines area cursor visual and motor magnification, allowing users to acquire targets faster. In contrast, the Angle Mouse adjusts movement angles to make target...
Researchers found that higher levels of HIV-1 in genital secretions are associated with a greater risk of transmission between opposite-sex couples, independent of blood levels. The study's findings offer insight into the biology of infection spread and suggest new strategies for prevention.
Researchers at University of Washington and Washington State University found that combining high-pressure oxygen with artemisinin increases cancer cell death by 50% compared to using artemisinin alone. Artemisinin, a natural malaria remedy, has been shown to kill cancerous cells in previous studies.
A new paper suggests that potentially habitable planets orbiting white dwarfs could be much easier to find than other exoplanets. The study proposes a survey of the 20,000 closest white dwarfs, which could be detected using a 1-meter ground telescope.
Mothers who experienced childhood abuse are at increased risk of giving birth to low-birth-weight babies. Childhood poverty and substance use also contribute to this risk, which can lead to infant mortality and chronic health problems later in life.
Researchers found that toddlers who played with fewer toys showed improvement in communication skills after parent-guided treatment. However, the treatment did not show a significant effect on all children, but rather those who had limited playtime.
Researchers found that American children as young as second grade adopt the cultural stereotype that math is for boys, leading to a lower association with math among girls. Parental and educational practices can help broaden interests and aspirations in elementary school.
Researchers found that multi-drug tolerant organisms can form within days of infection in zebrafish and grow inside host macrophages, helping to promote the continuation of TB. Inexpensive drugs like verapamil may block tolerance mechanisms, potentially shortening treatment duration.
Researchers found that algal secretions can increase ice salinity and create channels in ice, allowing algae to live and grow. This adaptation may help sea-ice algae thrive in a warmer climate.
Researchers found that the vaccine-induced cellular immune response exerted selective pressure on the virus, leading to changes in its genetic makeup. The study identified potential T-cell targets and proposed a new design for vaccines aimed at debilitating viruses.
Researchers study island settlements to understand human resilience and capacity for colonization. Mobility, social networks, and knowledge of the local environment helped indigenous people survive in the face of natural disasters and climate change. The findings inform how we adapt to vulnerabilities and rebound from catastrophes.
Research shows that even if all greenhouse gas emissions stopped now, Earth would still experience warming due to lingering emissions and aerosol particles. Temperatures could rise up to 3.5 degrees Fahrenheit higher than pre-Industrial Revolution levels.
The Stardust NExT spacecraft will visit comet Tempel 1, taking photos of the crater formed during the Deep Impact mission. It will also measure particle size and distribution, and analyze their composition.
Researchers at University of Washington develop tiny, battery-powered implantable devices that bridge impaired nerve connections and promote brain recovery from injury or disease. The devices can record nerve cell activity, process it, and stimulate cells in another brain region.
The new center, OpSIS, will provide access to high-end semiconductor manufacturing for researchers worldwide. It aims to create a system that enables non-specialists to design and build functioning chips combining photonics and electronics.
A rogue weather system triggered flooding in Pakistan by pouring heavy rain on the barren mountainsides, which then ran into the Indus River. The World Health Organization estimated that as many as 10 million people had to drink unsafe water, causing structural damage of over $4 billion.
A new policy forum proposes treating participants as true stakeholders in research, fostering respectful engagement and acknowledging their willingness to take risks. Recent national events have increased attention on the use of biological samples in research, prompting calls for stronger regulations or opt-out models.
Community-based co-management is a promising solution for sustaining world's fisheries, according to new study. The approach shares responsibility between government and users, fostering social cohesion, clear incentives, and protected areas.
A three-month anti-bullying program implemented in six elementary schools in Seattle showed a significant reduction in malicious gossip among students. The program, Steps to Respect, teaches empathy and assertiveness to curb gossip and bullying behavior.
University of Washington engineering students have developed a device that uses the sun's rays to detect bacterial and viral contaminants in drinking water. The device, called Solar Disinfection of Water (SODIS), was designed to monitor water disinfection using the sun's rays and has won $40,000 prize from Rockefeller Foundation.
A new study predicts that the Mariana crow will go extinct in 75 years due to a low first-year survival rate of 40%. The species is critically endangered and faces threats from invasive species like feral cats and brown tree snakes.
New research indicates that if greenhouse gas emissions are reduced substantially, enough Arctic ice may remain for polar bears to survive. The study found no 'tipping point' beyond which summer sea ice loss would be unstoppable, offering a hopeful message but also an incentive to mitigate emissions.
A University of Washington scientist found that summertime coastal fog has declined and coastal temperatures have increased slightly since 1950. Climate models predict an increase in fog, but regional patterns may be overriding this effect.
Researchers at the University of Washington used numerical models to study how tidal turbine blades affect sediment accumulation and fish health. The study found that rapid pressure changes could disorient fish, increasing the risk of injury or death.
University of Washington researchers are monitoring environmental impacts of large-scale tidal turbines in Puget Sound. The study aims to inform future tidal energy projects and minimize harm to marine life.