Latest News from: University of California San Diego

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Newswise: Closing Gender Gaps in Career Advancement
Released: 21-Mar-2024 2:05 PM EDT
Closing Gender Gaps in Career Advancement
University of California San Diego

Despite broad progress toward achieving equity in the workplace and educational achievement, data shows women still ascend the corporate ladder slower than their male peers and lag behind men in salary earnings.

Newswise: Say Hello to Biodegradable Microplastics
Released: 21-Mar-2024 5:00 AM EDT
Say Hello to Biodegradable Microplastics
University of California San Diego

Finding viable alternatives to traditional petroleum-based plastics and microplastics has never been more important. New research from scientists at UC San Diego and Algenesis shows that their plant-based polymers biodegrade — even at the microplastic level — in under seven months.

Newswise: How Fear Unfolds inside Our Brains
11-Mar-2024 6:00 AM EDT
How Fear Unfolds inside Our Brains
University of California San Diego

The stress-induced mechanisms that cause our brain to produce feelings of fear in the absence of threats — such as in PTSD — have been mostly a mystery. Now, neurobiologists have identified the changes in brain biochemistry and mapped the neural circuitry that cause generalized fear experiences.

Released: 12-Mar-2024 10:05 PM EDT
Staying in the Loop: How Superconductors Are Helping Computers “Remember”
University of California San Diego

To advance neuromorphic computing, some researchers are looking at analog improvements--advancing not just software, but hardware too. Research from the UC San Diego and UC Riverside shows a promising new way to store and transmit information using disordered superconducting loops.

Released: 12-Mar-2024 8:00 AM EDT
You Didn’t See It Coming: the Spontaneous Nature of Turbulence
University of California San Diego

UC San Diego Professor of Physics Nigel Goldenfeld has shown in theoretical models of turbulence that even molecular motions can create large-scale patterns of randomness over a defined period of time.

Released: 11-Mar-2024 8:05 PM EDT
How do neural networks learn? A mathematical formula explains how they detect relevant patterns
University of California San Diego

Researchers found that a formula used in statistical analysis provides a streamlined mathematical description of how neural networks, such as GPT-2, a precursor to ChatGPT, learn relevant patterns in data, known as features. This formula also explains how neural networks use these relevant patterns to make predictions. The team presented their findings in the March 7 issue of the journal Science.

   
Newswise: “Molecular Rosetta Stone” Reveals How our Microbiome Talks to Us
Released: 11-Mar-2024 8:10 AM EDT
“Molecular Rosetta Stone” Reveals How our Microbiome Talks to Us
University of California San Diego

Researchers from Skaggs School of Pharmacy and Pharmaceutical Science at the University of California San Diego have uncovered thousands of previously unknown bile acids, a type of molecule used by our gut microbiome to communicate with the rest of the body.

Newswise: The Health Impacts of Migrating by Sea
Released: 7-Mar-2024 11:15 PM EST
The Health Impacts of Migrating by Sea
University of California San Diego

A new study of migrant drowning deaths in the Pacific Ocean lays the groundwork for future research.

Newswise: New Deep-Sea Worm Discovered at Methane Seep off Costa Rica
29-Feb-2024 5:05 PM EST
New Deep-Sea Worm Discovered at Methane Seep off Costa Rica
University of California San Diego

Greg Rouse, a marine biologist at UC San Diego’s Scripps Institution of Oceanography, and other researchers have discovered a new species of deep-sea worm living near a methane seep some 50 kilometers (30 miles) off the Pacific coast of Costa Rica. Rouse, curator of the Scripps Benthic Invertebrate Collection, co-authored a study describing the new species in the journal PLOS ONE that was published on March 6.

Newswise: This Injectable Hydrogel Mitigates Damage to the Right Ventricle of the Heart
29-Feb-2024 7:00 AM EST
This Injectable Hydrogel Mitigates Damage to the Right Ventricle of the Heart
University of California San Diego

An injectable hydrogel can mitigate damage to the right ventricle of the heart with chronic pressure overload, according to a new study published March 6 in Journals of the American College of Cardiology: Basic to Translational Science.  The study, by a research team from the University of California San Diego, Georgia Institute of Technology and Emory University, was conducted in rodents.

Newswise: UCSD-JSoE-20240221-Lui_Ping-sulfur_healable_cathode-02262-1200x628.jpg
5-Mar-2024 8:05 PM EST
Healable Cathode Could Unlock Potential of Solid-state Lithium-sulfur Batteries
University of California San Diego

UC San Diego engineers developed a cathode material for lithium-sulfur (Li-S) batteries that is healable and highly conductive, overcoming longstanding challenges of traditional sulfur cathodes. The advance holds promise for bringing more energy dense and low-cost Li-S batteries closer to market.

Newswise: Working Towards Toxic-Free AI
Released: 4-Mar-2024 8:00 AM EST
Working Towards Toxic-Free AI
University of California San Diego

Unlike existing work, which relies on training data from social media examples, a new benchmark, named ToxicChat, is based on examples gathered from real-world interactions between users and an AI-powered chatbot. ToxicChat is able to weed out queries that use seemingly harmless language but are actually harmful, which would pass muster with most current models.

Released: 29-Feb-2024 10:40 AM EST
When Planning Sustainable Energy Systems, Don’t Forget About People
University of California San Diego

New research published in the Proceedings of the National Academy of Sciences (PNAS) shows that models commonly used to shape climate mitigation need to include human behaviors and rules—and shows models can be adapted to do so

Newswise: Sedentary Behavior Increases Mortality Risk
Released: 28-Feb-2024 10:00 PM EST
Sedentary Behavior Increases Mortality Risk
University of California San Diego

According to new research from UC San Diego, sitting for long hours without breaks increases risk of death.

Newswise: ‘Gene of Prejudice’ Demystifies Autism
Released: 28-Feb-2024 4:00 PM EST
‘Gene of Prejudice’ Demystifies Autism
University of California San Diego

Individuals with Williams syndrome have a gregarious “cocktail party” personality, while those with the opposite genetic alteration, in contrast, tend to have autistic traits and are prone to struggle socially. Research from UC San Diego sheds new light on the gene responsible.

Released: 27-Feb-2024 8:05 PM EST
Five Cutting-edge Advances in Biomedical Engineering and Their Applications in Medicine
University of California San Diego

Bridging precision engineering and precision medicine to create personalized physiology avatars. Pursuing on-demand tissue and organ engineering for human health. Revolutionizing neuroscience by using AI to engineer advanced brain interface systems. Engineering the immune system for health and wellness. Designing and engineering genomes for organism repurposing and genomic perturbations.

Released: 27-Feb-2024 11:15 AM EST
Having Self-Control Leads to Power
University of California San Diego

New research from the UC San Diego Rady School of Management and Texas A&M University finds that having self-control is often what leads to power.

Newswise: What Will It Take for China to Reach Carbon Neutrality by 2060?
23-Feb-2024 5:05 PM EST
What Will It Take for China to Reach Carbon Neutrality by 2060?
University of California San Diego

To become carbon neutral by 2060, as mandated by President Xi Jinping, China will have to build eight to 10 times more wind and solar power installations than currently exist in the country. Reaching carbon neutrality will also require major construction of transmission lines.

Newswise: Muscle as a Heart-Health Predictor
Released: 21-Feb-2024 2:05 PM EST
Muscle as a Heart-Health Predictor
University of California San Diego

Study shows greater muscle area in men leads increased risk of heart disease; it’s different for muscle density.

Newswise: Detecting Pathogens--and Sepsis--Faster and More Accurately by Melting DNA
20-Feb-2024 9:05 PM EST
Detecting Pathogens--and Sepsis--Faster and More Accurately by Melting DNA
University of California San Diego

A new analysis method can detect pathogens in blood samples faster and more accurately than blood cultures, which are the current state of the art for infection diagnosis. The new method, called digital DNA melting analysis, can produce results in under six hours, whereas culture typically requires 15 hours to several days, depending on the pathogen.

Newswise: These Tiny Power Converters Run on Vibrational Energy
Released: 20-Feb-2024 5:05 PM EST
These Tiny Power Converters Run on Vibrational Energy
University of California San Diego

Scientists at the University of California San Diego and CEA-Leti have developed a ground-breaking piezoelectric-based DC-DC converter that unifies all power switches onto a single chip to increase power density. This new power topology, which extends beyond existing topologies, blends the advantages of piezoelectric converters with capacitive-based DC-DC converters.

Newswise: Researchers Uncover Mechanisms behind Enigmatic Shapes of Nuclei
13-Feb-2024 11:00 AM EST
Researchers Uncover Mechanisms behind Enigmatic Shapes of Nuclei
University of California San Diego

White blood cells known as neutrophils feature a nucleus that is structured strikingly different than most nuclei. These unique shapes permit neutrophils to travel all over the body to combat invading pathogens.

   
Newswise: Type 2 Diabetes Alters the Behavior of Discs in the Vertebral Column
Released: 13-Feb-2024 8:00 AM EST
Type 2 Diabetes Alters the Behavior of Discs in the Vertebral Column
University of California San Diego

Type 2 diabetes alters the behavior of discs in the vertebral column, making them stiffer, and also causes the discs to change shape earlier than normal.

Newswise: Harnessing Human Evolution to Advance Precision Medicine
Released: 9-Feb-2024 3:05 PM EST
Harnessing Human Evolution to Advance Precision Medicine
University of California San Diego

Scientists hope to advance precision medicine through the discovery of a gene variant that leads to the same phenotype in separate high-dwelling populations while taking a different evolutionary path.

Newswise: 2024 Kyoto Prize Symposium to Honor Laureates in Arts and Philosophy, Basic Sciences and Advanced Technology
Released: 8-Feb-2024 1:05 PM EST
2024 Kyoto Prize Symposium to Honor Laureates in Arts and Philosophy, Basic Sciences and Advanced Technology
University of California San Diego

The University of California San Diego and Point Loma Nazarene University will co-host the 23rd annual Kyoto Prize Symposium on March 13 and 14.

   
Newswise:Video Embedded extra-fingers-and-hearts-pinpointing-changes-to-our-genetic-instructions-that-disrupt-development
VIDEO
Released: 5-Feb-2024 11:00 PM EST
Extra Fingers and Hearts: Pinpointing Changes to Our Genetic Instructions That Disrupt Development
University of California San Diego

Scientists can now predict which single-letter changes to the DNA within our genomes will alter genetic instructions and disrupt development, leading to changes such as the growth of extra digits and hearts.

Newswise: New Technology Unscrambles the Chatter of Microbes
2-Feb-2024 4:05 PM EST
New Technology Unscrambles the Chatter of Microbes
University of California San Diego

Researchers from University of California San Diego have developed a new search tool to that can match microbes to the metabolites they produce with no prior knowledge, an innovation that could transform our understanding of both human health and the environment.

   
Newswise: Ultra-sensitive lead detector could significantly improve water quality monitoring
Released: 5-Feb-2024 10:00 AM EST
Ultra-sensitive lead detector could significantly improve water quality monitoring
University of California San Diego

UC San Diego engineers have developed an ultra-sensitive sensor made with graphene that can detect extraordinarily low concentrations of lead ions in water.

Released: 1-Feb-2024 8:05 AM EST
How to Run a Password Update Campaign Efficiently and With Minimal IT Costs
University of California San Diego

Computer scientists found that email notifications to update passwords potentially yielded diminishing returns after three messages.

Newswise: Bringing Together Real-world Sensors and VR to Improve Building Maintenance
Released: 31-Jan-2024 7:00 AM EST
Bringing Together Real-world Sensors and VR to Improve Building Maintenance
University of California San Diego

A new system that brings together real-world sensing and virtual reality would make it easier for building maintenance personnel to identify and fix issues in commercial buildings that are in operation.

Newswise: How Obesity Dismantles Our Mitochondria
25-Jan-2024 8:00 AM EST
How Obesity Dismantles Our Mitochondria
University of California San Diego

UC San Diego researchers found that when mice were fed a high-fat diet, mitochondria within their fat cells broke apart and were less able to burn fat, leading to weight gain.

Newswise: AI Harnesses Tumor Genetics to Predict Treatment Response
17-Jan-2024 11:05 AM EST
AI Harnesses Tumor Genetics to Predict Treatment Response
University of California San Diego

Cancer resists treatment in a multitude of ways, but a new algorithm developed by scientists at UC San Diego can decode them all simultaneously.

Newswise: Transforming Clinical Recording of Deep Brain Activity with a New Take on Sensor Manufacturing
14-Jan-2024 5:00 AM EST
Transforming Clinical Recording of Deep Brain Activity with a New Take on Sensor Manufacturing
University of California San Diego

Sensors built with a new manufacturing approach are capable of recording activity deep within the brain from large populations of individual neurons--with a resolution of as few as one or two neurons--in humans as well as a range of animal models, according to a study published in the Jan. 17, 2024 issue of the journal Nature Communications.

Newswise: We Need a Staph Vaccine: Here’s Why We Don’t Have One
11-Jan-2024 11:00 AM EST
We Need a Staph Vaccine: Here’s Why We Don’t Have One
University of California San Diego

A vaccine for Staphylococcus aureus, one of the most common bacterial infections, would be a game changer for public health. No vaccine candidates have succeeded in clinical trials, but nobody knows why. Researchers at UC San Diego may have figured it out.

Newswise: Researchers Discover Potential Microbiome Links to Skin Aging
10-Jan-2024 9:05 PM EST
Researchers Discover Potential Microbiome Links to Skin Aging
University of California San Diego

The effects of aging and external factors like UV exposure on skin are well documented. As people age or spend more time in the sun, their skin tends to become drier and more wrinkled. Recent findings have identified an exciting potential new link to signs of skin aging—the skin microbiome, the collection of microorganisms that inhabits our skin.

Newswise: Transparent brain implant can read deep neural activity from the surface
8-Jan-2024 8:05 PM EST
Transparent brain implant can read deep neural activity from the surface
University of California San Diego

Researchers at the University of California San Diego have developed a neural implant that provides information about activity deep inside the brain while sitting on its surface.

Newswise: Noninvasive Test for Embryo Quality Could Streamline Fertility Treatment
8-Jan-2024 11:00 AM EST
Noninvasive Test for Embryo Quality Could Streamline Fertility Treatment
University of California San Diego

Researchers from UC San Diego have developed a noninvasive approach for predicting the quality of lab-fertilized embryos using leftover culture medium.

Newswise:Video Embedded space-oddity-uncovering-the-origin-of-the-universe-s-rare-radio-circles
VIDEO
Released: 8-Jan-2024 12:05 PM EST
Space Oddity: Uncovering the Origin of the Universe’s Rare Radio Circles
University of California San Diego

A team led by UC San Diego Professor of Astronomy and Astrophysics Alison Coil believes they may have found the origin of the universe's giant odd radio circles: they are shells formed by outflowing galactic winds, possibly from massive exploding stars known as supernovae.

Newswise: UC San Diego Receives $5 Million to Launch Center for Learning Health Systems Science
Released: 4-Jan-2024 11:05 AM EST
UC San Diego Receives $5 Million to Launch Center for Learning Health Systems Science
University of California San Diego

UC San Diego has received a $5 million grant from the Agency for Healthcare Research and Quality (AHRQ) to establish a Center for Learning Health Systems Science.

Newswise: Inside the Matrix: Nanoscale Patterns Revealed Within Model Research Organism
Released: 21-Dec-2023 6:05 PM EST
Inside the Matrix: Nanoscale Patterns Revealed Within Model Research Organism
University of California San Diego

Following years of research and the power of a technologically advanced instrument, UC San Diego scientists have detailed the complex nanoscale exoskeleton patterns of the roundworm, a model laboratory organism, revealing clues about how skin layers are bound together.

Newswise:Video Embedded wireless-tracking-system-could-help-improve-the-xr-experience
VIDEO
Released: 21-Dec-2023 12:00 PM EST
Wireless tracking system could help improve the XR experience
University of California San Diego

UC San Diego engineers developed a technology that delivers centimeter-level accuracy for real-time tracking in extended reality (XR) applications.

Newswise: Blood Testing Identifies Biomarkers of Suicidal Thoughts
Released: 15-Dec-2023 11:05 AM EST
Blood Testing Identifies Biomarkers of Suicidal Thoughts
University of California San Diego

Researchers from University of California San Diego have found that people with depression and suicidal ideation have compounds in their blood that could help identify people at higher risk of becoming suicidal. They also found sex-based differences in how depression impacts metabolism.

Newswise: Enzymes Can’t Tell Artificial DNA From the Real Thing
Released: 13-Dec-2023 11:00 AM EST
Enzymes Can’t Tell Artificial DNA From the Real Thing
University of California San Diego

Researchers from UC San Diego have come one step closer to unlocking the potential of synthetic DNA, which could help scientists develop never-before-seen proteins in the lab.

Newswise: Mapping the Mouse Brain Helps Reveal What Makes Us Human
11-Dec-2023 11:00 AM EST
Mapping the Mouse Brain Helps Reveal What Makes Us Human
University of California San Diego

As part of a national initiative better understand how the brain works, researchers from UC San Diego have analyzed more than 2.3 million individual brain cells from mice to create a comprehensive map of the mouse brain.

Newswise: Wildfires Also Impact Aquatic Ecosystems
Released: 13-Dec-2023 10:05 AM EST
Wildfires Also Impact Aquatic Ecosystems
University of California San Diego

Researchers have shown that the effects of wildfires are not limited to terrestrial ecosystems. Aquatic ecosystems are also undergoing rapid changes. The study found that fire debris transforms lakes and other aquatic ecosystems, with implications for fisheries and water quality.

Newswise: A Mathematical Model Connects the Evolution of Chickens, Fish and Frogs
Released: 6-Dec-2023 2:00 PM EST
A Mathematical Model Connects the Evolution of Chickens, Fish and Frogs
University of California San Diego

One of the most enduring questions of life is: How does it happen? One line of scientific inquiry lies in understanding gastrulation — the stage at which embryo cells develop from a single layer to a multidimensional structure. New research suggests that the same physical principles behind multicellular self-organization may have evolved across vertebrate species.

Newswise: Reverse Metabolomics: New Method Finds Biomarker for Inflammatory Bowel Disease
Released: 5-Dec-2023 1:30 PM EST
Reverse Metabolomics: New Method Finds Biomarker for Inflammatory Bowel Disease
University of California San Diego

UC San Diego scientists’ debut “reverse metabolomics,” a groundbreaking approach to advancing microbiome research. They use the technique to discover hundreds of new human molecules, and a new biomarker and therapeutic target for inflammatory bowel disease

Newswise:Video Embedded can-signs-of-life-be-detected-from-saturn-s-frigid-moon
VIDEO
Released: 5-Dec-2023 10:30 AM EST
Can Signs of Life be Detected from Saturn’s Frigid Moon?
University of California San Diego

Researchers from UC San Diego have shown unambiguous laboratory evidence that amino acids transported in the ice plumes of Saturn's moon, Eceladus, can survive impact speeds of up to 4.2 km/s, supporting their detection during sampling by spacecraft.

Newswise: Medicare is Overpaying for Generic Drugs
Released: 5-Dec-2023 10:00 AM EST
Medicare is Overpaying for Generic Drugs
University of California San Diego

Researchers from at University of California San Diego, West Health, and the University of Washington have found evidence that the private insurers that sponsor Medicare Part D are artificially inflating the costs of certain generic drugs by overpaying pharmacies.

Newswise: Breaking Down Barriers: What Happens When the Vaginal Microbiome Attacks
26-Nov-2023 7:00 PM EST
Breaking Down Barriers: What Happens When the Vaginal Microbiome Attacks
University of California San Diego

New findings from researchers at University of California San Diego shed light on why bacterial vaginosis, a common and seemingly benign condition of the vaginal microbiome, is linked to pregnancy loss, preterm birth and other health complications.



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