- Shapeshifting microrobots can brush and floss teeth https://penntoday.upenn.edu/news/penn-dental-engineering-shapeshifting-microrobots-can-brush-and-floss-teeth 8 comments futurology
- UPenn Scientists create shapeshifting microrobots that can brush and floss teeth https://penntoday.upenn.edu/news/penn-dental-engineering-shapeshifting-microrobots-can-brush-and-floss-teeth 6 comments futurology
- Shapeshifting microrobots can brush and floss teeth https://penntoday.upenn.edu/news/penn-dental-engineering-shapeshifting-microrobots-can-brush-and-floss-teeth 157 comments technews
- A new study finds that countries with well-funded public media have healthier democracies, and explains why investment in U.S. public media is an investment in the future of journalism and democracy alike. https://penntoday.upenn.edu/news/asc-public-media-can-improve-our-flawed-democracy 493 comments science
- Researchers at the University of Pennsylvania have developed a chewing gum that can bind to SARS-CoV-2 in the saliva, potentially helping to reduce viral transmission. https://penntoday.upenn.edu/news/chewing-gum-could-reduce-sars-cov-2-transmission 13 comments science
- A chewing gum that could reduce SARS-CoV-2 transmission. A chewing gum laced with a plant-grown protein serves as a “trap” for the SARS-CoV-2 virus, reducing viral load in saliva and potentially tamping down transmission, according to a new study. https://penntoday.upenn.edu/news/chewing-gum-could-reduce-sars-cov-2-transmission 18 comments science
- FDA approves Penn’s ‘glowing tumor’ imaging drug to identify ovarian cancer cells https://penntoday.upenn.edu/news/fda-approves-penns-glowing-tumor-imaging-drug-identify-ovarian-cancer-cells 7 comments technology
- Study suggests those who had COVID-19 may only need one vaccine dose http://penntoday.upenn.edu/news/study-suggests-those-who-had-covid-19-may-only-need-one-vaccine-dose 7 comments science
- With impressive accuracy, dogs can sniff out coronavirus - A proof-of-concept study suggests that specially trained detection dogs can sniff out COVID-19-positive samples with 96% accuracy. 8 Labrador retrievers and 1 Belgian Malinois that had not done medical-detection work before were used. http://penntoday.upenn.edu/news/impressive-accuracy-dogs-can-sniff-out-coronavirus 1063 comments science
- Hate crimes against Asians in Italy linked to economic woes – Research shows hate crimes increased with Covid in areas where higher unemployment was expected https://penntoday.upenn.edu/news/hate-crimes-against-asians-italy-linked-economic-woes 10 comments europe
- Study finds money does influence happiness and, contrary to previous research on the subject suggesting that this plateaus above $75,000, there was no dollar value at which it stopped mattering to an individual’s well-being. https://penntoday.upenn.edu/news/money-matters-to-happiness-perhaps-more-than-previously-thought 6 comments science
- Is it a cult, or a new religious movement? https://penntoday.upenn.edu/news/it-cult-or-new-religious-movement#:~:text=Cult%20is%20a%20term%20that,applied%20to%20a%20social%20movement.&text=Those%20who%20accept%20the%20beliefs,followers%2C%20to%20be%20a%20cult. 28 comments truereddit
- Embracing digital dentistry https://penntoday.upenn.edu/news/embracing-digital-dentistry 3 comments technology
- Plato was right. Earth is made, on average, of cubes: Science has steadily moved beyond Plato’s conjectures, looking instead to the atom as the building block of the universe. Yet Plato seems to have been onto something, researchers have found https://penntoday.upenn.edu/news/plato-was-right-earth-made-average-cubes 5 comments science
- Children who nap midday are happier, excel academically, and have fewer behavioral problems, suggests a new study of nearly 3,000 kids in China, which revealed a connection between midday napping and greater happiness, self-control, and grit; fewer behavioral problems; and higher IQ. https://penntoday.upenn.edu/news/link-between-midday-naps-and-happier-children-excel-academically-fewer-behavioral-problems 4 comments science
- Use of conservative and social media linked with COVID-19 misinformation. https://penntoday.upenn.edu/news/use-conservative-and-social-media-linked-covid-19-misinformation 6 comments technology
- People who relied on conservative or social media in the early days of the COVID-19 outbreak were more likely to be misinformed about how to prevent the virus and believe conspiracy theories about it, a study of media use and public knowledge has found. https://penntoday.upenn.edu/news/use-conservative-and-social-media-linked-covid-19-misinformation 144 comments science
- Bacteria form biofilms like settlers form cities. Research paired high-level imaging tools with an algorithm to track a biofilm as it formed. Biofilm growth at multiple scales, they found, mimics aspects of how cities emerge from individual settlers. https://penntoday.upenn.edu/news/bacteria-form-biofilms-settlers-form-cities 5 comments science
- Using data from the Dark Energy Survey, researchers have found and cataloged more than 300 minor planets beyond Neptune, including more than 100 new discoveries. This updated catalog of trans-Neptunian objects, and the methods used to find them, could aid in future searches for undiscovered planets https://penntoday.upenn.edu/news/new-minor-planets-beyond-neptune 3 comments science
- Kirigami designs hold thousands of times their own weight https://penntoday.upenn.edu/news/kirigami-designs-hold-thousands-times-their-own-weight 6 comments science
- First-ever visualization of the atomic structure of two-dimensional ice as it formed. Insights from the findings, which were driven by computer simulations that inspired experimental work, may one day inform the design of materials that make ice removal a simpler and less costly process. https://penntoday.upenn.edu/news/close-look-thin-ice-penn-chemistry 3 comments science
- New research finds that characteristics beyond intelligence influence long-term achievement. Both cognitive and noncognitive factors can predict long-term achievement, with characteristics like intelligence, grit, and physical capacity each influencing a person’s ability to succeed in different ways https://penntoday.upenn.edu/news/penn-angela-duckworth-looks-beyond-grit-predict-success 7 comments science
- Gene therapy for Duchenne muscular dystrophy safely preserves muscle function https://penntoday.upenn.edu/news/penn-developed-gene-therapy-duchenne-muscular-dystrophy-safely-preserves-muscle-function 3 comments science
- Researchers from Northwestern University and the University of Granada found that by using a simple, one-minute intervention, they could reduce anti-Muslim sentiment on the spot. What’s more, the effect held when tested again a month, and a year later. https://penntoday.upenn.edu/news/simple-intervention-from-penn-annenberg-enduringly-reduces-anti-muslim-sentiment 11 comments science
- Polarization can happen even when rational people listen to each other | Penn Today https://penntoday.upenn.edu/news/polarization-can-happen-even-when-rational-people-listen-each-other?fbclid=iwar2bsgu6wrtvlgrp8npv__fgphceq639t_nuimbzzuurpdry46tlbbnvpce 8 comments science
- For non-Hispanic whites in the U.S., life expectancy outlook has worsened, especially since 2010, finds new research, that shows, though trends vary regionally, mortality is increasing, particularly for women, 25- to 44-year-olds, and those in rural areas. The opioid epidemic is one plausible cause. https://penntoday.upenn.edu/news/for-non-hispanic-whites-in-us-life-expectancy-outlook-worsens 368 comments science
- A new drug target for chemically induced Parkinson’s disease. Researchers believe an enzyme targeted to the neuronal mitochondria may be responsible for converting compounds from alcohol, tobacco, and certain foods into chemicals that trigger or advance the disease. https://penntoday.upenn.edu/news/new-drug-target-chemically-induced-parkinsons-disease 3 comments science
- Children who nap midday are happier, excel academically, and have fewer behavioral problems, suggests a new study of nearly 3,000 kids in China, which revealed a connection between midday napping and greater happiness, self-control, and grit; fewer behavioral problems; and higher IQ. https://penntoday.upenn.edu/news/link-between-midday-naps-and-happier-children-excel-academically-fewer-behavioral-problems 1427 comments science
- How superstitions spread. Using an evolutionary approach to studying the emergence of coordinated behaviors, biologists showed how a jumble of individual beliefs, including superstitions, can coalesce into an accepted social norm. https://penntoday.upenn.edu/news/how-superstitions-spread 48 comments science
- New "photonic calculus" metamaterial solves calculus problem orders of magnitude faster than digital computers https://penntoday.upenn.edu/news/penn-engineers-demonstrate-metamaterials-can-solve-equations 186 comments programming
- New "photonic calculus" metamaterial solves calculus problem orders of magnitude faster than digital computers https://penntoday.upenn.edu/news/penn-engineers-demonstrate-metamaterials-can-solve-equations 11 comments compsci
- New "photonic calculus" metamaterial solves calculus problem orders of magnitude faster than digital computers https://penntoday.upenn.edu/news/penn-engineers-demonstrate-metamaterials-can-solve-equations 45 comments science
- Ancient fish species diversified in near-shore ocean areas, not coral reefs as was theorized. Study finds almost every major vertebrate division, from the earliest armored jawless fish all the way up through sharks and our own ancestors, all started out right near the beach, far inshore of the reef. https://penntoday.upenn.edu/news/tracing-evolutionary-origins-fish-shallow-ocean-waters 5 comments science
- Researchers find that belief exchange in structured bipartisan networks can significantly improve the ability of both conservatives and liberals to interpret climate data, eliminating belief polarization. https://penntoday.upenn.edu/news/climate-change-political-polarization-disappears-social-networks 24 comments science
- Regrowing dental tissue with stem cells from baby teeth was successful in a new Phase 1 clinical trial. The implanted stem cells regenerated different components of dental pulp, including the cells that produce dentin, connective tissue, and blood vessels. https://penntoday.upenn.edu/news/regrowing-dental-tissue-stem-cells-baby-teeth 57 comments science
- Boosting testosterone makes men prefer higher-status products. Findings align with examples from the animal kingdom that connect transient increases in testosterone levels to a rise in behaviors aimed at boosting social rank. It could eventually help explain and predict patterns in consumer behavior https://penntoday.upenn.edu/news/boosting-testosterone-makes-men-prefer-higher-status-products 14 comments science
- Stimulating the prefrontal cortex reduced a person’s intention to commit a violent act by more than 50%, and increased the perception that acts of physical and sexual assault were morally wrong, finds new randomized, double-blind, placebo-controlled trial of transcranial direct-current stimulation. https://penntoday.upenn.edu/news/brain-stimulation-decreases-intent-commit-physical-sexual-assault 7 comments science
- Stimulating the prefrontal cortex can reduce a person’s intention to commit a violent act by more than 50%. What’s more, using such a minimally invasive technique, called transcranial direct-current stimulation, increased the perception that acts of physical and sexual assault were morally wrong. https://penntoday.upenn.edu/news/brain-stimulation-decreases-intent-commit-physical-sexual-assault 18 comments science
- Interested in the medieval Middle East? Help transcribe the Cairo Geniza archive https://penntoday.upenn.edu/news/reclaiming-fragmented-history 5 comments history
- According to research by University of Pennsylvania neuroscientists, the brain has a way to suppress chronic pain when an animal is hungry, allowing it to go look for food while leaving intact the response to acute pain. https://penntoday.upenn.edu/news/being-hungry-shuts-perception-chronic-pain 6 comments cogsci