A songbird species known as the Townsend's warbler, which lives in forests of Western North America, has been steadily displacing its more timid sister species, the hermit warbler, for thousands of years. New research suggests higher androgen levels might be the reason.
Over the last two decades, thousands of American women have donated eggs to help themselves or other women bear children. But little is known about what motivated these women to become egg donors and what, if any, physical and psychological effects results from their experience.
Siberian forest fire smoke pushed Seattle's air quality past federal environmental limits on one day in 2003, and a University of Washington scientist says rapidly changing climate in northern latitudes makes it likely such fires will have greater effects all along the West Coast.
Taking to the streets to demonstrate and protest is more effective than working inside the system to influence the passage of pro-environmental legislation in the United States, according to a new study analyzing the impact of the enivronmental movement.
Like skillful dipolmats from developing nations seeking funds, American Indian tribal leders exploited ambiguities and contradicts in federal policy over the last three decades to gain new authority and access to the federal decision-making process.
An analysis of hundreds of Bush administration pronouncements and subsequent coverage by the news media reveals a pattern of religious imagery frequently echoed by the press in a way that helped promote Bush's policies.
A recent strategy alternating the most commonly used antibiotics in hospitals has sparked hope of stopping the spread of antibiotic resistance. But a new model shows that the practice of cycling "“ alternating between two or more classes of antibiotics as often as every few months "“ probably will not work.
Two major physics breakthroughs in the last decade are the discovery that neutrinos have mass and that universe expansion is accelerating. Three physicists are suggesting the two discoveries are integrally linked through one of the strangest features of the universe: dark energy.
A small fish with a remarkable hearing system that enables females to zero in on the love hums broadcast by males during the breeding season is providing scientists with clues that someday might provide a treatment for people with high-frequency hearing loss.
On two occasions, separated by four years and thousands of miles and in very different conditions, raindrops were measured at sizes similar to or greater than the largest ever recorded. The largest ones were at least 8 millimeters in diameter and were possibly a centimeter.
People who began binge drinking at age 13 and continued throughout adolescence were nearly four times as likely to be overweight or obese and almost 31â„2 times as likely to have high blood pressure when they were 24 years old than were people who never or rarely drank heavily during adolescence.
When a magnitude 6.8 earthquake struck western Washington in 2001, hundreds of brick chimneys in two neighborhoods were heavily damaged. New research suggests the shaking in these areas might have been intensified by the Seattle fault, even though it was not the source of the earthquake.
Virtual reality appears to dramatically change how the brain registers pain, not just how people subjected to pain perceive the incoming signals, according to a new University of Washington study.
Scientists fully expected pictures of comet Wild 2 to show a chunk of rock and ice coated with dark dust, obscuring any interesting features. Instead, they got images rich with sharply defined mesas, craters, pinnacles and canyons.
Researchers following collebge students learning first-year French have found that the students' brain activity was clearly discriminating between real and psuedo-French words after only 14 hours of instruction. But the students only performed a 50-50 levels when asked to consciously choose whether or not the words were real.
Scientists know that tectonic stresses have left dips and folds deep within the Earth's crust across a large swath of the Puget Sound region called the Seattle uplift. New research shows the same stresses have caused surface sediment deposits to mimic what has happened far below them.
Financial wizards have known for some time now that sifting through accounts, worrying about the competence of a company's management, or studying price-earnings ratios aren't always the best ways to pick winning stocks.
Using a common laptop computer and an inexpensive but sophisticated head-mounted display, a team has created a system to help visually impaired people negotiate objects as they walk.
Candidates can measurably improve their image among a key segment of voters by going on late-night TV comedy shows, researchers have found in a study of the 2000 presidential race.
A higher male susceptibility to disease has helped shape the evolution of social insect behavior propose a pair of scientists who have come up with a new modelfor behaviorial development among these insects.
Being jailed in federal or state prisons has become so common today that more young black men in the United States have done time than have served in the military or earned a college degree.
New research demonstrates that there are at least two circadian clocks in the mammal brain, one that sticks strictly to an internal schedule and another that can be altered by external influences such as light and dark.
Preadolescents who reported high levels of conduct problems were nearly four times as likely to have experienced an episode of depression in early adulthood than were children who reported low rates of conduct problem, according to a new study.
Penguin eggs come with extra-thick shells to withstand being laid on hard surfaces and survive being kicked around during fights. New research shows Magellanic penguins ingest mollusk shells that gradually leach calcium used to form eggshells.
Urban American Indian women endure extremely high rates of physical and sexual trauma and may engage in risky behaviors that place them at high risk for becoming infected with HIV, according to new study that focused on American Indians in the New York City area.
Researchers using satellite data in a new and more accurate way show that for more than two decades the troposphere has been warming faster than the Earth's surface. Previous interpretations did not show the same tropospheric warming and became a major sticking point in climate change debate.
In an NBC miniseries starting Sunday, an unparalleled earthquake devastates the West Coast, toppling Seattle's Space Needle and ripping apart the Golden Gate bridge. But according to earthquake experts, the program isn't science fiction -- it's just fiction.
Playwright August Wilson, who has received two Pulitzer prizes and numerous other awards for his plays, will be the featured speaker at the 129th annual Commencement ceremonies June 12 at Husky Stadium.
Despite federal government policies encouraging home ownership among minority and low-income families, more than half of them left their houses and returned to renting within five years, according to a new study. One third of the families returned to renting in the first two years.
Researchers have found 16 non-native species of fish "“ apparently set free from home aquariums "“ off the southeast coast of Florida. A recently published study is the first to convincingly demonstrate that well-meaning pet owners can cause a "hot spot" of non-native tropical marine fish.
Students from universities around the globe will converge in Seattle April 12-17 to compete in the UW Business School's sixth annual Global Business Challenge.
Responding to a new National Science Foundation plan, two physicists are preparing a proposal to place a Deep Underground Science and Engineering Laboratory beneath the Cascade Mountains in Eastern Washington.
An advanced education used to diminish a woman's chances of marriage, but that is no longer true, according to a new analysis of millions of census records.
Scientists have known for some time that some social insects undergo dramatic behavioral changes as they mature, and now a research team has found that the brains of a wasp species correspondingly enlarge as the creatures engage in more complex tasks.
Recent revisions to the master's of business administration curriculum will put students closer to the fundamentals that drive the real world of business today and the innovations that will shape tomorrow, said Business School Dean Yash Gupta.
Better teachers can be singled out, researchers have found. Teachers who passed a national assessment program produced measurably more learning in the classroom -- especially among younger and poorer children.
Aggressive 15 year olds who attended religious services, felt attached to their schools, or were exposed to good family management were much less likely to have engaged in violent behavior by the time they turned 18, according to a new multi-ethnic study of urban youth by researchers.
Join a dozen "EarthDialers" starting today as the modern marvel of the webcam merges with the ancient technology for marking time, the sundial. The EarthDial Project Web site carries a global network of sundials including one in Antarctica.
A commonly used corporate accounting technique often pumps up reported earnings just before the sale of stock, University of Washington Business School researchers have found in a study that could give investors pause.
Prolonged exposure to low-level magnetic fields, similar to those emitted by such common household devices as blow dryers, electric blankets and razors, can damage brain cell DNA, according to researchers. They further found that the damage appears to be cumulative.
Neutrinos are about the tiniest things in existence, but a physicst working at the forefront of neutrino research believes that developing a greater understanding of what they are and how they function is likely to have a huge impact in the next few years.
Increasing evidence shows air pollution from Asia can cross the Pacific Ocean to the West Coast of North America in a matter of days. Though rare, research has found that such an event can have dramatic effects on air quality this side of the Pacific.
As global population surges, pollution from one nation more frequently invades the air of another nation, sometimes one thousands of miles away. An international relations specialist suggests that effective answers might require efforts on the regional and local levels.
For years, organic electro-optic polymers have held the promise of vastly improving technologies such as data processing and communications. Now scientists appear on the verge bringing dramatic progress in materials and devices, setting the stage for a virtual revolution.
Scientists trying to understand and treat autism have discovered that the brains of people with autism function differently than those of normal people when they view pictures of unfamiliar people.
Even though there is evidence that dyslexia has a genetic basis, researchers will report new findings today that show children afflicated with the learning disability are not doomed to a life of reading difficulties.
There are no general laws of human relationship as there are for physics but a marital researchers and applied mathematicians have teamed up to create a mathematical model that predicts which couples will divorce with astonishing accuracy.
Scattered across the U.S. are about 60 penal institutions that are virtually unknown by the general public. They first began springing up in the 1980s and house an inmate population that has been described as the "worst of the worst."
As scientific research publication shifts more from print to electronic distribution, universities often buy site licenses for campuswide online journal access, cutting production costs. But a new analysis indicates the academic community might actually suffer in the arrangement.
Scientists interested in the Earth's carbon cycle need to adjust their calculations because one component, graphitic black carbon, similar to the material found in pencil lead, turns out to be so tough.
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