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University of Utah


Nearest bright 'hypervelocity star' found

Astronomers have found the closest, second-brightest hypervelocity star, speeding at 1 million mph. The star probes the supermassive black hole at the galaxy's center and the halo of mysterious dark matter, providing insights into the galaxy's structure.

SourceUniversity of Utah·JournalThe Astrophysical Journal Letters·DateMay 6, 2014

Is self-fumigation for the birds?

Researchers discovered that finches in the Galapagos Islands use treated cotton to kill parasitic fly maggots, protecting baby birds and potentially helping endangered species. The biologists tested this self-fumigation method on Darwin's finches, showing that it is effective against the nest fly Philornis downsi.

SourceUniversity of Utah·JournalCurrent Biology·DateMay 5, 2014

Warm US West, cold East: A 4,000-year pattern

A University of Utah-led study reveals that a curvy jet stream pattern, bringing mild temperatures to the US West and harsh cold to the East, became more pronounced 4,000 years ago. This pattern may worsen as Earth's climate warms, contributing to extreme winter weather events.

SourceUniversity of Utah·JournalNature Communications·DateApr 16, 2014

A 'chicken from hell' dinosaur

The newly discovered Anzu wyliei was an omnivore that roamed the Dakotas with T. rex 66 million years ago and stood over 10 feet tall. The dinosaur's fossil discovery sheds light on a previously limited category of oviraptorosaur theropod dinosaurs.

SourceUniversity of Utah·JournalPLOS ONE·DateMar 19, 2014

Tiny transistors for extreme environs

Researchers at the University of Utah created the smallest plasma transistors that can operate in extreme environments, including nuclear reactors. These devices have the potential to enable innovative applications such as medical X-ray imaging and real-time air quality monitoring, and could be used to control robots in nuclear reactors.

SourceUniversity of Utah·JournalIEEE Electron Device Letters·DateMar 19, 2014

Good vibes for catalytic chemistry

Chemists at the University of Utah discovered a method to predict chemical reactions using bond vibrations, which can lead to more efficient catalysts for medicines, industrial products, and new materials. The researchers used infrared spectroscopy to analyze bond vibrations and built a mathematical model to predict reaction outcomes.

SourceUniversity of Utah·JournalNature·DateMar 12, 2014

Squeezing light into metals

University of Utah engineers create microscopic structures that use light in metals to carry information, controlling electrical conductivity with an inexpensive inkjet printer. The technique could lead to rapid fabrication of superfast components and faster wireless technology.

SourceUniversity of Utah·JournalAdvanced Optical Materials·DateMar 7, 2014

10,000 years on the Bering land bridge

Scientists suggest ancestors of Native Americans lived in shrub-tundra refugia on Bering land bridge for 10,000 years. The environment provided resources such as wood for construction and fires, allowing people to persist during the last glacial maximum.

SourceUniversity of Utah·JournalScience·DateFeb 27, 2014

Birds of a different color

Researchers at the University of Utah identified three key genes controlling feather color in domestic rock pigeons, which also influence human skin pigmentation. The study found that variations in these genes result in diverse feather colors, with specific combinations explaining a significant amount of color variation across pigeon b...

SourceUniversity of Utah·JournalCurrent Biology·DateFeb 6, 2014

Mind over matter: Beating pain and painkillers

Researchers at University of Utah developed Mindfulness-Oriented Recovery Enhancement, reducing opioid misuse and pain-related impairment in chronic pain patients. The new treatment combines mindfulness training, reappraisal, and savoring to address underlying processes involved in chronic pain and opioid misuse.

SourceUniversity of Utah·JournalJournal of Consulting and Clinical Psychology·DateFeb 4, 2014

Computer simulation of blood vessel growth

Researchers created a computer simulation to accurately predict blood vessel growth in the laboratory. By studying real blood vessels from rats, they found that denser extracellular matrix impairs vessel formation. This breakthrough aims to develop new treatments for diseases related to blood flow and cancer metastasis.

SourceUniversity of Utah·JournalPLOS ONE·DateJan 22, 2014

Mine landslide triggered quakes

Researchers discovered that a record-breaking landslide at a Utah copper mine triggered 16 small earthquakes due to two massive rock avalanches. The slide was the largest nonvolcanic landslide in modern North American history, covering New York's Central Park with about 20 meters of debris.

SourceUniversity of Utah·JournalGSA Today·DateJan 5, 2014

A roly-poly pika gathers much moss

University of Utah researchers found roly-poly pikas can survive extreme heat by consuming 60% moss in their diet, setting a new record for fiber intake. The study also revealed these low-elevation pikas build smaller food caches to survive winter, highlighting an unexpected adaptation to climate change.

SourceUniversity of Utah·JournalJournal of Mammalogy·DateDec 17, 2013

The mystery of lizard breath

A study by University of Utah researchers found that monitor lizards have a mostly one-way, looping air flow in their lungs, challenging previous notions about the function of this breathing pattern. The discovery raises questions about the evolutionary origins of this unique pattern, which may be as old as 270 million years.

SourceUniversity of Utah·JournalNature·DateDec 11, 2013

How our nerves keep firing

Researchers discovered ultrafast recycling of synaptic vesicles in nerve cells, allowing for rapid signal transmission and potentially protecting against neurodegenerative diseases. This process enables the brain and muscles to function continuously without interruption.

SourceUniversity of Utah·JournalNature·DateDec 4, 2013

Promiscuous mouse moms bear sexier sons

Researchers found that female mice who competed socially for mates produce more urinary pheromones, making their sons more attractive to females. However, this increased attractiveness comes at a cost, as the sons have shorter lifespans due to the energy-intensive production of pheromones.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateNov 18, 2013

Wagon-wheel pasta shape for better LED

Researchers at the University of Utah created a new organic molecule shaped like rotelle – wagon-wheel pasta – that depolarizes light, increasing LED efficiency. This breakthrough allows for more efficient OLED displays, promising longer battery life in smartphones and TVs.

SourceUniversity of Utah·JournalNature Chemistry·DateSep 29, 2013

Toward a truly white organic LED

Researchers at the University of Utah have created a polymer that emits light in multiple colors, including blue and red, and can be tuned to cover the entire visible spectrum. This breakthrough holds promise for more efficient and less expensive white organic LEDs, which could replace traditional light bulbs.

SourceUniversity of Utah·JournalScientific Reports·DateSep 13, 2013

Look at what I'm saying

A study by University of Utah bioengineers found that visual cues can dominate sound perception, leading to the McGurk effect. The team used brain signal recordings to demonstrate how vision overrides hearing in certain conditions.

SourceUniversity of Utah·JournalPLOS ONE·DateSep 4, 2013

Move it and lose it: Every 'brisk' minute counts

A University of Utah study found that higher-intensity activity, even in short bouts, can lower the risk of obesity and promote weight loss. The research used data from over 4,500 adults and showed that daily minutes spent in high-intensity activity can offset up to half a pound of weight.

SourceUniversity of Utah·JournalAmerican Journal of Health Promotion·DateSep 1, 2013

Sugar is toxic to mice in 'safe' doses

Researchers found that mice consuming a diet of 25 percent extra sugar died at twice the normal rate and males had reduced territory and reproduction rates. The study suggests that added sugars can have dramatic adverse impacts on mammalian health, even at levels considered safe by regulatory agencies.

SourceUniversity of Utah·JournalNature Communications·DateAug 13, 2013

Mini-monsters of the forest floor

Entomologist Jack Longino identified 33 new species of predatory ants in Central America and the Caribbean. The ants were found in small patches of forest and have monster-like faces with sharp teeth and jaws. Their primitive eyes detect light, but not form images.

SourceUniversity of Utah·JournalZootaxa·DateJul 29, 2013

Nuke test radiation can fight poachers

Researchers developed a new method using radioactive carbon-14 from nuclear bomb tests to determine the age of ivory, helping to combat illegal poaching. The method has immediate applications in enforcing international trade bans and reducing demand for ivory.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateJul 1, 2013

Hands-free talking and texting are unsafe

A new study by the University of Utah found that hands-free devices can overload drivers' attention and impair their ability to drive safely. The study used advanced metrics to assess driver mental workload and reaction time, revealing a five-fold increase in infotainment systems in new vehicles by 2018

A grassy trend in human ancestors' diets

A new study reveals that human ancestors began consuming tropical grasses and sedges around 3.5 million years ago, marking a significant shift in their diet. This change is believed to have set the stage for the development of modern diets featuring grains, grasses, and meat from grazing animals.

SourceUniversity of Utah·JournalProceedings of the National Academy of Sciences·DateJun 3, 2013

Repeat brain injury raises soldiers' suicide risk

A survey of 161 military personnel found that those with multiple head injuries face a significantly higher risk of suicidal thoughts and behaviors. The study's lead author says that knowing this association can provide valuable information for professionals treating wounded combat servicemen and women to help manage the risk of suicide.

SourceUniversity of Utah·JournalJAMA Psychiatry·DateMay 15, 2013

Microwave oven cooks up solar cell material

Researchers used a microwave oven to produce a nanocrystal semiconductor for more efficient photovoltaic solar cells and LED lights, biological sensors, and systems to convert waste heat to electricity. The method produces the material quickly and uses less toxic metals than other semiconductors.

SourceUniversity of Utah·JournalJournal of Crystal Growth·DateMay 5, 2013

Community gardens may produce more than vegetables

A study by University of Utah researchers found that community gardeners have a significantly lower body mass index (BMI) and lower odds of being overweight or obese compared to their non-gardening neighbors. The study, which used unique administrative data, also found health benefits for spouses of married gardeners.

SourceUniversity of Utah·JournalAmerican Journal of Public Health·DateApr 18, 2013

Superstorm Sandy shook the US

A study by University of Utah researchers found that superstorm Sandy caused significant seismic activity along the East Coast as well as in the Atlantic Ocean. The storm's 'standing waves' created energy at the seafloor, detectable by seismometers across the US.

Snowflakes falling on cameras

Researchers developed a high-speed camera system to photograph snowflakes in 3D as they fall, capturing their true complexity and size. The Multi-Angle Snowflake Camera collects vast amounts of data to improve weather forecasting models and simulate precipitation.

Better living through mindfulness

A new study from the University of Utah reveals that individuals with higher mindfulness traits experience greater emotional stability, better self-control, and lower physiological activation before bedtime. This finding suggests that mindfulness may contribute to improved emotional and physical well-being by enhancing self-regulation ...

Lake-effect snow sometimes needs mountains

A new study reveals that mountains can play a crucial role in triggering lake-effect snowstorms over large bodies of water. The research found that three key mountain-related factors were necessary to produce the October 2010 storm that hit metropolitan Salt Lake City and the Wasatch Range.

SourceUniversity of Utah·JournalMonthly Weather Review·DateFeb 18, 2013

Engineers show feasibility of superfast materials

Engineers at the University of Utah have shown that it is feasible to create organic topological insulators, which can conduct electricity on their edges but act as an insulator inside. This discovery could enable faster-than-light information transfer in quantum computers and spintronics devices.

SourceUniversity of Utah·JournalNature Communications·DateFeb 13, 2013

The deep roots of catastrophe

Researchers found a Florida-sized zone of partly molten rock beneath the Pacific Ocean, which could trigger massive eruptions. The collision between two or more continent-sized piles may lead to supervolcano-like eruptions and large igneous provinces.

SourceUniversity of Utah·JournalEarth and Planetary Science Letters·DateFeb 6, 2013

Mutant gene gives pigeons fancy hairdos

Researchers decode genetic blueprint of rock pigeon, unlocking secrets about Middle East origins, feral pigeons' kinship with racing birds, and how mutations give pigeons fancy feather hairdos. The study also reveals a single mutation in the EphB2 gene causes head crests to grow upward instead of downward.

SourceUniversity of Utah·JournalScience·DateJan 31, 2013

Frequent multitaskers are bad at it

A University of Utah study found that people who multitask the most, including those talking on cell phones while driving, are actually least capable of doing so. This is because they often lack the ability to focus attention on a singular task and tend to be impulsive and sensation-seeking.

SourceUniversity of Utah·JournalPLOS ONE·DateJan 23, 2013

Fine hands, fists of fury

A University of Utah study suggests human hands evolved not only for manual dexterity but also for making fists and fighting. The research found that human fists provide a performance advantage in punching, with increased force delivery and protection for delicate hand bones during combat. This evolution may have been driven by selecti...

SourceUniversity of Utah·JournalJournal of Experimental Biology·DateDec 19, 2012

Nature nurtures creativity

A study found that spending four days in nature, disconnected from electronic devices, improves creative problem-solving skills by 50%. The researchers used the Remote Associates Test to measure creativity and found significant benefits among participants.

SourceUniversity of Utah·JournalPLOS ONE·DateDec 12, 2012

Tech opens communication doors for grandparents of grandkids with ASD

A computer-based design program, SketchUp, helps develop spatial and visual acuity in youth on the autism spectrum. It also improves relationships between grandparents and their grandkids, creating a more supportive environment. The technology provides common ground for grandparents to engage with others, sharing experiences and joys.

SourceUniversity of Utah·JournalThe International Journal of Aging and Human Development·DateDec 10, 2012