Latest News from: University of Washington

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Released: 1-Apr-2021 4:00 PM EDT
New system that uses smartphone or computer cameras to measure pulse, respiration rate could help future personalized telehealth appointments
University of Washington

A University of Washington-led team has developed a method that uses the camera on a person’s smartphone or computer to take their pulse and breathing rate from a real-time video of their face.

   
Released: 18-Mar-2021 5:05 AM EDT
‘By-the-wind sailor’ jellies wash ashore in massive numbers after warmer winters
University of Washington

Thanks to 20 years of observations from thousands of citizen scientists, University of Washington researchers have discovered distinct patterns in the mass strandings of by-the-wind sailors, also called Velella velella. Specifically, large strandings happened simultaneously from the northwest tip of Washington south to the Mendocino coast in California, and in years when winters were warmer than usual.

Released: 11-Mar-2021 1:15 PM EST
Mindfulness program in campus dorms, groups improved students’ mental health
University of Washington

Amid a growing mental health crisis among teens and young adults nationwide, a pilot program teaching mindfulness and coping techniques to students at the University of Washington has helped lower stress and improve emotional well-being.

Released: 10-Mar-2021 2:25 PM EST
Helpful behavior during pandemic tied to recognizing common humanity
University of Washington

A new University of Washington study finds that an identification with all humanity, as opposed to identification with a geographic area like a country or town, predicts whether someone will engage in “prosocial” behaviors particular to the pandemic, such as donating extra masks or coming to the aid of a sick person.

Released: 10-Mar-2021 2:20 PM EST
Large computer language models carry environmental, social risks
University of Washington

Computer engineers at the world’s largest companies and universities are using machines to scan through tomes of written material. The goal? Teach these machines the gift of language. Do that, some even claim, and computers will be able to mimic the human brain. But this impressive compute capability comes with real costs, including perpetuating racism and causing significant environmental damage, according to a new paper, “On the Dangers of Stochastic Parrots: Can Language Models Be Too Big?

4-Mar-2021 8:05 PM EST
Alexa, do I have an irregular heart rhythm? First AI system for contactless monitoring of heart rhythm using smart speakers
University of Washington

University of Washington researchers have developed a new skill for a smart speaker that for the first time monitors both regular and irregular heartbeats without physical contact.

   
Released: 3-Mar-2021 8:25 AM EST
Rating tornado warnings charts a path to improve forecasts
University of Washington

A new method to rate tornado warnings shows that nighttime tornadoes in the U.S. have a lower probability of detection and a higher false-alarm rate than other events. Summertime tornadoes, occurring in June, July or August, also are more likely to evade warning.

Released: 24-Feb-2021 6:05 PM EST
Record-high Arctic freshwater will flow through Canadian waters, affecting marine environment and Atlantic ocean currents
University of Washington

An unprecedented bulge of fresh water in the Arctic Ocean will travel through the Canadian Archipelago to the Labrador Sea, affecting local marine environments and global ocean circulation.

Released: 24-Feb-2021 1:35 PM EST
Scientists describe earliest primate fossils
University of Washington

A new study published Feb. 24 in the journal Royal Society Open Science documents the earliest-known fossil evidence of primates. These creatures lived less than 150,000 years after the Cretaceous-Paleogene mass extinction event that killed off non-avian dinosaurs and saw the rise of mammals.

Released: 22-Feb-2021 11:20 AM EST
Effective treatment for insomnia delivered in a few short phone calls
University of Washington

In a statewide study of adults over 60 with osteoarthritis, researchers found that effective treatment for insomnia can be delivered in a few short phone calls.

Released: 9-Feb-2021 11:55 AM EST
Limiting Warming to 2 C Requires Emissions Reductions 80% Above Paris Agreement Targets
University of Washington

Even if all countries meet their Paris Agreement goals for reducing emissions, Earth has only a 5% chance of staying below 2 C warming this century, a 2017 study showed. But reductions about 80% more ambitious, or an average of 1.8% drop in emissions per year rather than 1% per year, would be enough to meet the agreement's stated goal, analysis shows.

Released: 5-Feb-2021 2:40 PM EST
To counter health impacts of racism, UW School of Nursing establishing Center for Antiracism in Nursing
University of Washington

Recognizing that nurses play a central role in and hold major responsibility for the health of individuals and communities hit hard by historic racial inequity, the University of Washington School of Nursing is launching the Center for Antiracism in Nursing.

Released: 5-Feb-2021 12:00 PM EST
The Controversy over Sen. Rand Paul Remarks Claiming that Trans Inclusion Will 'Destroy Girls' Athletics'
University of Washington

Sen. Paul claimed that allowing biological males to participate in girls’ sports "would completely destroy girls’ athletics." This has not been proven and some say it misses the point of high school athletic programs.

   
Released: 5-Feb-2021 10:30 AM EST
New nationwide survey shows MAGA supporters’ beliefs about the pandemic, the election and the insurrection
University of Washington

New data from the University of Washington, collected just before and after the Capitol riot, reveals fervent Trump voters' opinions about race, gender, the pandemic and the 2020 election.

Released: 4-Feb-2021 4:10 PM EST
'Audeo' teaches artificial intelligence to play the piano
University of Washington

A University of Washington team created Audeo, a system that can generate music using only visual cues of someone playing the piano.

2-Feb-2021 5:05 PM EST
Global Warming Found to Be Culprit for Flood Risk in Peruvian Andes, Other Glacial Lakes
University of Washington

Human-caused warming is responsible for increasing the risk of a glacial outburst flood from Peru’s Lake Palcacocha, threatening the city below. This study is the first to directly link climate change with the risk of flooding from glacial lakes, which are growing in number and size worldwide.

Released: 2-Feb-2021 5:55 PM EST
Amazon spreads vaccine misinformation, UW iSchool researchers find
University of Washington

Amazon’s search algorithm gives preferential treatment to books that promote false claims about vaccines, according to research by UW Information School Ph.D. student Prerna Juneja and Assistant Professor Tanu Mitra.

Released: 1-Feb-2021 3:00 PM EST
Marine Organisms Use Previously Undiscovered Receptors to Detect, Respond to Light
University of Washington

Single-celled organisms in the open ocean use a diverse array of genetic tools to detect light, even in tiny amounts, and respond. The discovery of these new genetic "light switches" could also aid in the field of optogenetics, in which a cell's function can be controlled with exposure to light.

Released: 1-Feb-2021 7:30 AM EST
Bleeding gums may be a sign you need more vitamin C in your diet
University of Washington

Bleeding of the gums on gentle probing, or gingival bleeding tendency, and also bleeding in the eye, or retinal hemorrhaging, were associated with low vitamin C levels in the bloodstream.

Released: 27-Jan-2021 4:40 PM EST
In Brazil, many smaller dams disrupt fish more than large hydropower projects
University of Washington

A new University of Washington paper published Jan. 11 in Nature Sustainability quantifies the tradeoffs between hydroelectric generation capacity and the impacts on river connectivity for thousands of current and projected future dams across Brazil. The findings confirm that small hydropower plants are far more responsible for river fragmentation than their larger counterparts due to their prevalence and distribution.

Released: 27-Jan-2021 2:15 PM EST
On nights before a full moon, people go to bed later and sleep less, study shows
University of Washington

Sleep cycles in people oscillate during the 29.5-day lunar cycle: In the days leading up to a full moon, people go to sleep later in the evening and sleep for shorter periods of time. Scientists observed these oscillations in urban and rural settings — regardless of an individual’s access to electricity.

   
Released: 27-Jan-2021 12:10 PM EST
Purported phosphine on Venus more likely to be ordinary sulfur dioxide, new study shows
University of Washington

A University of Washington-led team has revisited and comprehensively reinterpreted radio telescope observations underlying a 2019 claim of phosphine in the atmosphere of Venus. They report that sulfur dioxide, a common gas in the atmosphere of Venus, is likely what was detected instead of phosphine.

Released: 26-Jan-2021 2:05 PM EST
Anti-poverty policies can reduce reports of child neglect
University of Washington

A University of Washington study analyzes how a state's refundable Earned Income Tax Credit can lead to fewer reports of child neglect, by reducing the financial stress on families.

15-Jan-2021 2:45 PM EST
Researchers use lasers and molecular tethers to create perfectly patterned platforms for tissue engineering
University of Washington

University of Washington researchers developed a technique to modify naturally occurring biological polymers with protein-based biochemical messages to affect cell behavior. Their approach uses near-infrared lasers to trigger chemical adhesion of proteins to scaffolds made from biological polymers like collagen.

Released: 14-Jan-2021 4:45 PM EST
Astronomers document the rise and fall of a rarely observed stellar dance
University of Washington

Astronomers have catalogued 126 years of changes to HS Hydrae, a rare evolving eclipsing binary. The two stars in HS Hydrae began to eclipse each other starting around a century ago, peaking in the 1960s. The degree of eclipsing then plummeted over the course of just a half century, and will cease around Feb. 2021.

11-Jan-2021 3:05 PM EST
Sexual harassment claims considered more credible if made by ‘prototypical’ women, study finds
University of Washington

A new UW study reveals people's perceptions that sexual harassment primarily affects young, feminine and conventionally attractive women. Women who fall outside that prototype not only are perceived as unharmed by harassment, but also have a harder time convincing others that they have been harassed.

Released: 12-Jan-2021 9:05 AM EST
New treatment allows some people with spinal cord injury to regain hand and arm function
University of Washington

University of Washington researchers helped six Seattle-area people with spinal cord injuries regain some hand and arm mobility.

   
8-Jan-2021 11:05 AM EST
More Management Measures Lead to Healthier Fish Populations
University of Washington

Fish populations tend to do better in places where rigorous fisheries management practices are used, and the more measures employed, the better for fish populations and food production, according to a new paper published Jan. 11 in Nature Sustainability.

Released: 11-Jan-2021 7:45 AM EST
Accelerating AI computing to the speed of light
University of Washington

A University of Washington-led team has come up with a system that could help speed up AI performance and find ways to reduce its energy consumption: an optical computing core prototype that uses phase-change material.

Released: 15-Dec-2020 2:20 PM EST
A.I. model shows promise to generate faster, more accurate weather forecasts
University of Washington

A model based solely on the past 40 years of weather events uses 7,000 times less computer power than today’s weather forecasting tools. An A.I.-powered model could someday provide more accurate forecasts for rain, snow and other weather events.

8-Dec-2020 6:30 PM EST
Warm oceans helped first human migration from Asia to North America
University of Washington

New research reveals significant changes to the circulation of the North Pacific and its impact on the initial migration of humans from Asia to North America. It provides a new picture of the circulation and climate of the North Pacific at the end of the last ice age, with implications for early human migration.

Released: 8-Dec-2020 1:35 PM EST
NSF-funded deep ice core to be drilled at Hercules Dome, Antarctica
University of Washington

Antarctica’s next deep ice core, a 1.5-mile core reaching back to 130,000-year-old ice, will be carried out by a multi-institutional U.S. team led by UW’s Eric Steig. The site hundreds of miles from today’s coastline could provide clues to the most recent collapse of the West Antarctic Ice Sheet.

Released: 7-Dec-2020 5:10 PM EST
The Smellicopter is an obstacle-avoiding drone that uses a live moth antenna to seek out smells
University of Washington

A University of Washington-led team has developed Smellicopter: an autonomous drone that uses a live antenna from a moth to navigate toward smells. Smellicopter can also sense and avoid obstacles as it travels through the air.

Released: 7-Dec-2020 10:00 AM EST
Military flights biggest cause of noise pollution on Olympic Peninsula
University of Washington

A University of Washington study provides the first look at how much noise pollution is impacting the Olympic Peninsula in Washington state. The paper found that aircraft were audible across a large swath of the peninsula at least 20% of weekday hours, or for about one hour during a six-hour period. About 88% of all audible aircraft in the pre-pandemic study were military planes.

Released: 4-Dec-2020 8:30 AM EST
Researchers discover how bean plants fend off famished foes
University of Washington

A team led by scientists at the University of Washington and the University of California, San Diego has discovered that cowpeas — a type of bean plant — harbor receptors on the surface of their cells that can detect a compound in caterpillar saliva and initiate anti-herbivore defenses.

Released: 3-Dec-2020 3:15 PM EST
Leaving so soon? Unusual planetary nebula fades mere decades after it arrived
University of Washington

Using images from the Hubble Space Telescope, astronomers have discovered that the Stingray Nebula, the youngest planetary nebula in our sky, has faded dramatically over the course of just 20 years. If dimming continues at current rates, in 20 or 30 years the Stingray Nebula will be barely perceptible.

30-Nov-2020 1:40 PM EST
Tire-related chemical is largely responsible for adult coho salmon deaths in urban streams
University of Washington

A team led by researchers at the University of Washington Tacoma, UW and Washington State University Puyallup have discovered a chemical that kills coho salmon in urban streams before the fish can spawn.

Released: 3-Dec-2020 9:40 AM EST
How a police contact by middle school leads to different outcomes for Black, white youth
University of Washington

A new University of Washington study finds that Black youth are more likely than white youth to be treated as “usual suspects” after a first encounter with police, leading to subsequent arrests over time. Even as white young adults report engaging in significantly more illegal behavior, Black young adults face more criminal penalties.

Released: 24-Nov-2020 4:30 PM EST
Microbes help unlock phosphorus for plant growth
University of Washington

A research team led by the University of Washington and Pacific Northwest National Laboratory has shown that microbes taken from trees growing beside pristine mountain-fed streams in Western Washington could make phosphorus trapped in soils more accessible to agricultural crops.

31-Oct-2020 12:00 PM EDT
Porcupine: a DNA-based molecular tagging system that could take the place of printed barcodes
University of Washington

University of Washington and Microsoft researchers have developed a DNA-based molecular tagging system.

30-Oct-2020 2:55 PM EDT
Flying through wildfire smoke plumes could improve smoke forecasts
University of Washington

The biggest study yet of West Coast wildfire plumes shows how a smoke plume’s chemistry changes over time. Results suggest current models may not accurately predict the air quality downwind of a wildfire.

30-Oct-2020 11:10 AM EDT
New study finds earliest evidence for mammal social behavior
University of Washington

A new study indicates that the earliest evidence of mammal social behavior goes back to the Age of Dinosaurs. A multituberculate that lived about 75.5 million years ago, Filikomys primaevus engaged in multi-generational, group-nesting and burrowing behavior, and possibly lived in colonies.



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