Hacker News
- Firmware update hides a device’s Bluetooth fingerprint https://today.ucsd.edu/story/a-simple-firmware-update-completely-hides-a-devices-bluetooth-fingerprint 49 comments
- All-cash home buyers pay 10% less than mortgage buyers https://today.ucsd.edu/story/all-cash-home-buyers-pay-10-less-than-mortgage-buyers 2 comments
- Research shows plant-based polymers can disappear within seven months https://today.ucsd.edu/story/biodegradable-microplastics 118 comments
- Self-control signals and affords power https://today.ucsd.edu/story/having-self-control-leads-to-power 133 comments
- Potential Microbiome Links to Skin Aging https://today.ucsd.edu/story/researchers-discover-potential-microbiome-links-to-skin-aging 25 comments
- Study: Time-Restricted Eating Improves Cardiovascular Health for Firefighters https://today.ucsd.edu/story/study-time-restricted-eating-improves-cardiovascular-health-for-firefighters 128 comments
- Tiny Swimming Robots Treat Deadly Pneumonia in Mice https://today.ucsd.edu/story/tiny-swimming-robots-treat-deadly-pneumonia-in-mice 4 comments
- Recreational ketamine use among U.S. adults has surged since 2015, with an 81.8% increase in annual use from 2015 to 2019 and a 40% rise from 2021 to 2022. And it’s twice as prevalent among those with college degrees compared to those with less education https://today.ucsd.edu/story/ketamine-use-on-the-rise-in-u.s-adults-new-trends-emerge 259 comments science
- Men and Women Use Different Biological Systems to Reduce Pain https://today.ucsd.edu/story/men-and-women-use-different-biological-systems-to-reduce-pain 274 comments science
- Research found mindfulness meditation produced significant reductions in pain intensity and pain unpleasantness ratings, and also reduced brain activity patterns associated with pain and negative emotions https://today.ucsd.edu/story/brain-scans-reveal-that-mindfulness-meditation-for-pain-is-not-a-placebo 66 comments science
- Engineers have developed an electronic finger wrap that monitors vital chemical levels -- such as glucose, vitamins, and even drugs -- present in the same fingertip sweat from which it derives its energy. The wearer can be resting or asleep and it will still monitor levels. https://today.ucsd.edu/story/finger-wrap-uses-sweat-to-provide-health-monitoring-at-your-fingertipsliterally 11 comments science
- Dogs understand words from soundboard buttons https://today.ucsd.edu/story/dogs-understand-words-from-soundboard-buttons-study-reveals 84 comments science
- Dogs understand words from soundboard buttons, study reveals — ‘Our findings show words matter to dogs, and that they respond to the words themselves, not just to associated cues’: cognitive scientist https://today.ucsd.edu/story/dogs-understand-words-from-soundboard-buttons-study-reveals 22 comments technology
- Learning Dance Moves Could Help Humanoid Robots Work Better With Humans https://today.ucsd.edu/story/learning-dance-moves-could-help-humanoid-robots-work-better-with-humans 3 comments futurology
- Lone Star State: Tracking a Low-Mass Star as it Speeds Across the Milky Way https://today.ucsd.edu/story/speedy-star 5 comments space
- Engineers have developed a wearable soft and stretchy ultrasound patch that can offer continuous, non-invasive monitoring of blood flow in the brain https://today.ucsd.edu/story/wearable-ultrasound-patch-enables-continuous-non-invasive-monitoring-of-cerebral-blood-flow 14 comments technology
- Researchers shed new light on changes in metabolism that occur between birth and presentation of autism spectrum disorder later in childhood. They discovered that a small number of biochemical pathways are responsible for majority of changes which may inform early detection and prevention of autism. https://today.ucsd.edu/story/metabolism-of-autism-reveals-developmental-origins 4 comments science
- US researchers have developed a new form of biodegradable plastic where dormant bacterial spores are prompted to ‘digest’ the material at the end of its lifecycle. https://today.ucsd.edu/story/biodegradable-living-plastic-houses-bacterial-spores-that-help-it-break-down 113 comments science
- New Family Tree Revises Our Understanding of Bird Evolution https://today.ucsd.edu/story/computational-tools-fuel-reconstruction-of-new-and-improved-bird-family-tree 3 comments science
- Say Hello to Biodegradable Microplastics: Research shows plant-based polymers can disappear within seven months https://today.ucsd.edu/story/biodegradable-microplastics 7 comments environment
- Say Hello to Biodegradable Microplastics https://today.ucsd.edu/story/biodegradable-microplastics 41 comments upliftingnews
- Researchers have created a plant-based polymers that can biodegrade — even at the microplastic level — in under seven months https://today.ucsd.edu/story/biodegradable-microplastics 52 comments science
- Scientists identify brain circuitry and chemistry responsible for translating stress into the sense of fear; findings may lead to treatments for conditions like PTSD https://today.ucsd.edu/story/how-fear-unfolds-inside-our-brains?utm_placement=newsletter 4 comments technology
- Having self-control leads to power: a new study with 3,500 people finds that showing self-control influences how powerful an individual is perceived to be by their peers, as well as how much power they are granted by those peers. https://today.ucsd.edu/story/having-self-control-leads-to-power 227 comments science
- Sitting for long hours without breaks increases risk of death. A new study found that older women who sat for 11.7 hours or more per day increased their risk of death by 30%, regardless of whether they exercised vigorously. https://today.ucsd.edu/story/sedentary-behavior-increases-mortality-risk 425 comments science
- Ultra-sensitive Lead Detector Could Significantly Improve Water Quality Monitoring https://today.ucsd.edu/story/ultra-sensitive-lead-detector-could-significantly-improve-water-quality-monitoring?utm_placement=newsletter 9 comments technology
- AI Harnesses Tumor Genetics to Predict Treatment Response. The model was able to accurately identify tumors that were susceptible to therapy, which were associated with improved patient outcomes. The model also effectively pinpointed tumors likely to resist treatment. https://today.ucsd.edu/story/ai-harnesses-tumor-genetics-to-predict-treatment-response 3 comments science
- The genetic alphabet contains just 4 letters, referring to the 4 nucleotides, the building blocks that comprise all DNA. Scientists created artificial DNA using a 6 letter expanded system that was able to be recognized by enzymes that could be used to create never-before-seen proteins. https://today.ucsd.edu/story/enzymes-cant-tell-artificial-dna-from-the-real-thing 109 comments science
- Study found that people with depression and suicidal ideation have five detectable biomarkers in their blood that could help identify individuals at higher risk of becoming suicidal (and these biomarkers are different between men and women) https://today.ucsd.edu/story/blood-testing-identifies-biomarkers-of-suicidal-thoughts 82 comments science
- Increased dementia risk associated with hearing impairment may come from compensatory brain changes: who had hearing impairment exhibited microstructural differences in the auditory areas of the temporal lobe and in areas of the frontal cortex involved with speech and language processing https://today.ucsd.edu/story/hearing-loss-is-associated-with-subtle-changes-in-the-brain 8 comments science
- An international team of researchers has developed a handheld, non-invasive device that can detect biomarkers for Alzheimer’s and Parkinson’s Diseases. The biosensor can also transmit the results wirelessly to a laptop or smartphone https://today.ucsd.edu/story/this-wireless-handheld-non-invasive-device-detects-alzheimers-and-parkinsons-biomarkers 2 comments science
- Scientists Slow Aging by Engineering Longevity in Cells https://today.ucsd.edu/story/scientists-slow-aging-by-engineering-longevity-in-cells 3 comments health
- Toddlers’ Attention to ‘Motherese’ Speech. The subset of toddlers who fixated on motherese less than 30 percent of the time could be accurately identified as having ASD through this measurement alone. These children also showed lower scores on subsequent tests of language and social skills. https://today.ucsd.edu/story/toddlers-attention-to-motherese-speech-may-be-used-to-diagnose-autism 288 comments science
- A new biomaterial that can be injected intravenously, reduces inflammation in tissue and promotes cell and tissue repair. The biomaterial was tested and proven effective in treating tissue damage caused by heart attacks in both rodent and large animal models https://today.ucsd.edu/story/this-groundbreaking-biomaterial-heals-tissues-from-the-inside-out 21 comments science
- This Groundbreaking Biomaterial Heals Tissues From the Inside Out https://today.ucsd.edu/story/this-groundbreaking-biomaterial-heals-tissues-from-the-inside-out 3 comments technology
- Research shows among women 65 or older, each additional 31 minutes per day of moderate-to-vigorous physical activity was associated with a 21% lower risk of developing mild cognitive impairment or dementia. Risk was also 33% lower with each additional 1,865 daily steps. https://today.ucsd.edu/story/more-steps-moderate-physical-activity-cuts-dementia-cognitive-impairment-risk 7 comments science
- Engineers at UCSD have developed a wearable ultrasound device that can assess both the structure and function of the human heart. The portable device, which is roughly the size of a postage stamp, can be worn for up to 24 hours and works even during strenuous exercise. https://today.ucsd.edu/story/cardiac-imaging-on-the-go 2 comments science
- Researches have developed a wearable skin patch that can monitors hemoglobin in deep tissues, giving unprecedented access to crucial information that could help spot life-threatening conditions such as malignant tumors, organ dysfunction, cerebral or gut hemorrhages and more https://today.ucsd.edu/story/wearable-skin-patch-monitors-hemoglobin-in-deep-tissues 6 comments science
- Soft devices powered by ‘stressed’ algae glow in the dark when squished or stretched https://today.ucsd.edu/story/soft-devicespowered-by-stressed-algaeglow-in-the-dark-when-squished-or-stretched 3 comments science
- Cancer Patients Facing Housing Instability Show Greater Risk of Mortality, Study Finds https://today.ucsd.edu/story/cancer-patients-facing-housing-instability-show-greater-risk-of-mortality 47 comments science