A University of Washington study analyzed audio recordings from bowhead whales, finding a diverse repertoire of over 184 different songs. The whales' singing behavior is distinct from humpback whales', with no song types repeated between years, and new songs emerging each season.
A new study from the University of Washington found that early Earth's temperature was moderate, not extremely hot or cold, allowing for a stable climate that enabled life to emerge. This discovery is significant for the search for life on other planets, as it suggests that habitable zones may retain stable climates.
A decade of fossil collecting in Tanzania and Zambia has provided new perspectives on the Triassic period, revealing regional patterns and similarities across different geographic areas. The findings highlight the presence of early dinosaurs, such as Teleocrater, and other animals that co-existed with them.
Researchers at the University of Washington have developed a new method called SPLiT-seq that allows them to classify and track the multitude of cells in a tissue sample. Using this approach, they can measure gene activity in individual cells, even if there are hundreds of thousands of different cells in a tissue sample.
Researchers at the University of Washington have developed AFQ-Browser, a web-based tool for displaying, analyzing, and sharing neurological data collected through diffusion-weighted MRI studies. The browser aims to improve transparency and data-sharing methods in neuroscience research.
New research from the University of Washington reveals that glaciers in extreme climates can behave differently than expected. In some cases, glaciers in dry environments grew after the last ice age ended, while others shrunk due to intense cold and dry conditions.
A new study provides some of the strongest evidence yet of speciation reversal, where two distinct lineages of Common Ravens have hybridized and merged into one. The research analyzed genomic data from hundreds of ravens across North America and found extensive intermixing between the California and Holarctic lineages.
A University of Washington-led study found that Chinook salmon populations across the West Coast have declined in size, with Alaska and Washington showing the biggest reductions. Fishing pressure and marine mammal predation are believed to be contributing factors.
Engineers have created a laser-based wireless charging system that can safely charge smartphones sitting across a room. The system uses power from the laser to charge the smartphone via a thin power cell mounted on the back of the phone, with safety features such as a heatsink and guard beams to prevent overheating and accidental contact.
New research finds that beluga whales are diving deeper and longer to find food as sea ice loss changes their Arctic habitat. The whales' diving behavior has increased significantly over nearly two decades, with dives lasting up to 3 times a day and depths reaching 64 meters.
Engineers have developed wearable tissue paper sensors that can detect human movement, such as a pulse, blink, and finger force. The sensors are light, flexible, and inexpensive, with potential applications in healthcare, entertainment, and robotics.
Scientists at the University of Washington created a hybrid optics system combining ultrathin metalenses with computational processing to produce high-efficiency full-color images. This innovation overcomes the narrow wavelength range limitation of traditional metalenses, enabling improved image quality and resolution in various applic...
A study found that economic benefits from considering ecosystem factors in fisheries management are minor, but the approach offers help in avoiding worst-case scenarios and identifying 'safe zones' for managing fisheries. This framework allows managers to identify specific zones with low risks of major economic losses.
Researchers found that Egyptian fruit bats use a technique similar to frequency-scanning sonar, pointing different frequencies of sound at slightly different angles to create fine-grained acoustic images. This discovery could lead to the development of cheap sensors with sensing capability.
Researchers recreated prehistoric projectiles and points from ancient sites in Alaska to understand technological choices made by early humans. The study found that composite microblade points were more effective on smaller prey, while stone and bone points had strengths for larger game.
The University of Washington and Pacific Northwest National Laboratory are joining forces to research and develop new materials that will significantly influence tomorrow's world. The joint endeavor, NW IMPACT, aims to tackle areas such as materials for energy conversion, quantum materials, water separation, and biomimetic materials.
A University of Washington study identifies a new combination of gases that could provide evidence of life: methane plus carbon dioxide minus carbon monoxide. This imbalance signals life, and the method is doable and may lead to the historic discovery of an extraterrestrial biosphere.
A global assessment of small hydropower dams highlights their potential for growth, but lacks scientific studies on their environmental impact. Researchers estimate that nearly 83,000 small dams are operating or under construction in 150 countries, with the number potentially tripling if all capacity were developed.
A new study published in PNAS shows that ocean currents can concentrate marine debris, known as flotsam, into small areas. This phenomenon has implications for ocean cleanup projects and could help predict where concentrations will occur.
Researchers studied four species of scale-eating fish, finding that each employed distinct strategies to pry scales off prey. The study highlights the diversity of life on Earth and sheds light on the evolution and behavior of these unusual carnivorous grazers.
Researchers used brain imaging techniques to study how infants process touch, finding that 7-month-old babies have a basic connection between 'self' and 'other.' This connection allows them to imitate and learn from others, and eventually develop empathy.
Scientists at the University of Washington have developed a new biomaterial-based delivery system that releases therapeutics in response to specific physiological conditions. The system uses 'logic gates' programmed with Boolean logic to open and release cargo only when certain environmental cues are met.
The UW Reality Lab aims to develop technology for the next generation of applications, including tools for easily creating content and infrastructure solutions for streaming 3D video. The lab will educate tomorrow's AR and VR researchers and workers with new courses and access to state-of-the-art labs.
A University of Washington study found that an after-school program focused on black culture and identity increased confidence and connection to school among African-American girls. The program, Sisters of Nia, addressed negative perceptions of African-Americans and fostered a sense of belonging and self-worth.
Researchers at the University of Washington have developed a method to tailor water releases from dams to promote the success of native fish species while controlling invasive non-native species. This approach, known as designer flows, can benefit both humans and freshwater ecosystems in arid regions where water is scarce.
Researchers at the University of Washington have created a system that allows 3D-printed plastic objects to wirelessly communicate with other WiFi-connected devices using backscatter techniques. These objects can sense useful data and send information to other smart devices, enabling applications such as automated laundry ordering and ...
Researchers are using a high-tech approach to study the relationship between crow calls and their behavior, hoping to uncover the meaning behind their loud cawing. By analyzing audio recordings of the birds' vocalizations, they aim to gain insights into bird communication and behavior.
Scientists at the University of Washington have discovered that living yeast cell membranes can undergo phase separation, a process where distinct regions enriched in particular protein and lipid types arise. This discovery reveals that cells use demixing as a tool to shape membranes and their functions within a living system.
The new species, named Pseudoliparis swirei, thrives at depths of up to 8,000 meters and is found in groups feeding on tiny crustaceans and shrimp, adapting to extreme pressure with success.
Phosphorus recycling was much lower in ancient oceans than today, limiting biological productivity and potentially causing a false negative in searches for life on other planets. Volcanic sulfate played a crucial role in phosphorus cycling before oxygen became abundant.
A new University of Washington study reveals that human fishing seasons disproportionately target certain fish, altering life history patterns and reducing population diversity. This can have significant impacts on the ability of fish to adapt to climate change.
A new University of Washington study reveals that Don Juan Pond in Antarctica is fed by a regional deep groundwater system, not from moisture seeping down from local valley slopes. This finding has significant implications for understanding the formation of similar environments on Mars.
The UW Department of Astronomy is joining the ZTF team to develop new methods for identifying celestial objects in the night sky. The ZTF's massive real-time data stream will impact studies of stars, our solar system, and the evolution of our universe.
A new study from the University of Washington used machine-learning tools to analyze nearly 800 movie scripts, finding subtle but widespread gender bias in portraying male and female characters. The research reveals that women are consistently portrayed in submissive positions with less agency than men, reinforcing stereotypes through ...
A recent study on Mount Rainier floral communities found that climate change can cause reassembly among wildflowers, leading to disrupted interactions. In 2015, an unusually warm summer resulted in new patterns of flowering times, with some species blooming earlier and others later.
A University of Washington study found a direct connection between toxic air and mental health, with fine particulate matter linked to increased psychological distress. The study, which controlled for other factors, showed that even moderate levels of pollution can be detrimental to health, particularly among specific populations.
Researchers at the University of Washington developed a new type of smart fabric that can store digital data without electronic components. The fabric uses off-the-shelf conductive thread with magnetic properties to encode and decode data, enabling secure passcode storage and smartphone-controlled interactions.
Researchers simulated 50 scenarios of a magnitude-9.0 Cascadia earthquake, finding that coastal areas would be hardest hit and locations in sediment-filled basins like Seattle would shake more. The intensity of shaking can vary by a factor of 10 depending on the scenario.
A new satellite imaging tool has been used to track elevation changes for mountain glaciers in the US, confirming significant loss of ice over the past 60 years. The results show that cumulative ice loss at Mount Rainier is equivalent to removing a layer of ice about 25 feet thick.
New University of Washington research reveals that individuals can purchase online ads to track the location of others and learn what apps they are using. This can be done for around $1,000, posing significant privacy risks. Advertisers may need to develop machine learning tools to detect suspicious behavior.
Researchers have developed a flexible sensor 'skin' that mimics human physiology, allowing robots and prosthetics to accurately sense vibrations and shear forces. This breakthrough enables advanced robotic capabilities, including delicate tasks such as handling eggs or dismantling explosive devices.
Research by René D. Flores found that Twitter data shows a shift in behavior towards anti-immigrant users, with tweets becoming more negative after Arizona Senate Bill 1070 was passed. The study used sentiment analysis to determine the impact of the law on public discourse.
A study by University of Washington researchers found that Facebook data can be used to estimate migration statistics more accurately than the US Census Bureau. However, biases and limitations in the data must be considered when combining Facebook and American Community Survey information.
A University of Washington-led study found that group project dynamics affect academic performance, with students who report being uncomfortable in their groups faring worse. Jigsaw activities were shown to promote more collaboration, reducing the likelihood of a 'dominator' in the group.
The University of Washington is home to a new national center for research, education, and training in materials science. The center will focus on nanocrystals and thin films with potential applications in clean energy, photonics, and quantum computing.
Researchers used a Wave Glider to collect data on the Southern Ocean's mixing patterns, which are key to understanding climate change. The autonomous platform successfully traversed the turbulent Drake Passage, gathering insights into ocean physics and heat energy mixing.
A team of scientists analyzed nearly 30 years of revenue and permitting records for Alaskan fishers, showing that those who purchased multiple permits had significantly less income variability. The researchers found that diversifying one's catch can lead to more stable income for fishers.
A recent study by University of Washington scientists reveals that old fish are greatly depleted in dozens of global populations, mainly caused by fishing pressure. This loss can lead to reduced diversity and stability in the marine food web.
A new nationwide study found that people of color were consistently exposed to more air pollution than whites, with a relative gap that persisted across the decade. The study estimated that if non-white populations had breathed lower NO2 levels, it would have prevented an estimated 5,000 premature deaths from heart disease.
A University of Washington-led study explores the connection between microaggressions and racism, finding that whites who commit them are more likely to harbor negative feelings towards blacks. The research suggests that such subtle biases can be just as damaging as overt forms of racism.