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"Face shields and masks with exhalation valves are not effective at preventing COVID-19 transmission, finds a new droplet dispersal study. (Physics of Fluids journal, 1 September 2020)" | science |
"Bones of ancient teenage girl reveal a Neanderthal mother and Denisovan father, providing genetic proof ancient hominins mated across species." | science |
"A study of 17 different languages has found that they all communicated information at a similar rate with an average of 39 bits/s. The study suggests that despite cultural differences, languages are constrained by the brain's ability to produce and process speech." | science |
"The US now ranks 27th in the world for its levels of healthcare and education, according to a new study. This represents a significant decline from 1990, when it ranked sixth." | science |
"Loss of Smell and Taste Validated as COVID-19 Symptoms in Patients with High Recovery Rate" | science |
"Just add mushrooms to make meals more nutritious - New research found that adding a mushroom serving to the diet increased the intake of several micronutrients, including shortfall nutrients such as vitamin D, without any increase in calories, sodium or fat." | science |
"Drinking alcohol blocks the release of norepinephrine, a chemical that promotes attention, when we want to focus on something, in the brain. This may contribute to why drinkers have difficulty paying attention while under the influence." | science |
"Police use-of-force is the 6th leading cause of death among men age 25-29 in the US. Researchers used data compiled by the National Vital Statistic System’s mortality files and Fatal Encounters to create one of the few comprehensive baseline estimates for how often Americans are killed by police." | science |
"Teens prefer harm reduction messaging on substance use, instead of the typical “don’t do drugs” talk, suggests a new study, which found that teens generally tuned out abstinence-only or zero-tolerance messaging because it did not reflect the realities of their life." | science |
"New research finds there is no “right thing” to say when you want to be supportive. Trying too hard to say the right thing could actually lead you to make “clumsy statements that do more harm than good”. Your “mere presence and sympathy is likely enough”." | science |
"New study identifies an increasing disinterest in fatherhood among childless men in the United States" | science |
"Criminalizing prostitution increases risks to sex workers and makes it harder to stop underage prostitution and sex trafficking." | science |
"Antibodies from a 4-year-old llama have neutralized coronavirus and other infections in lab experiments" | science |
"Girls and boys may learn differently in virtual reality (VR). A new study with 7th and 8th -grade students found that girls learned most when the VR-teacher was a young, female researcher named Marie, whereas the boys learned more while being instructed by a flying robot in the form of a drone." | science |
"A study of nearly 2,000 children found that those who reported playing video games for three hours per day or more performed better on cognitive skills tests involving impulse control and working memory compared to children who had never played video games." | science |
"Engineers at MIT have developed a new battery design using common materials – aluminum, sulfur and salt. Not only is the battery low-cost, but it’s resistant to fire and failures, and can be charged very fast, which could make it useful for powering a home or charging electric vehicles." | science |
"Airbnb’s exponential growth worldwide is devouring an increasing share of hotel revenues and also driving down room prices and occupancy rates, suggests a new study, which also found that travelers felt Airbnb properties were more authentic than franchised hotels." | science |
"Police departments that collect more in fees and fines are less effective at solving crimes." | science |
"Analysis of use of deadly force by police officers across the United States indicates that the killing of black suspects is a police problem, not a white police problem, and the killing of unarmed suspects of any race is extremely rare." | science |
"The ‘clean plate’ mentality drives us to overeat: New research explores our tendency to overeat when we only have a little bit of food left over. Many of us were raised with a ‘clean your plate’ mentality, stemming from a desire to not be wasteful but this can also lead to overconsumption." | science |
"Women reported higher levels of incivility from other women than their male counterparts. In other words, women are ruder to each other than they are to men, or than men are to women, finds researchers in a new study in the Journal of Applied Psychology." | science |
"Massive experiment with StubHub shows why online retailers hide extra fees until you're ready to check out: This lack of transparency is highly profitable. "Once buyers have their sights on an item, letting go of it becomes hard—as scores of studies in behavioral economics have shown." UC Berkeley" | science |
"Higher-class individuals are worse at reading emotions and assuming the perspectives of others. The findings are in line with a large body of work documenting a tendency for lower-class people to be more socially attuned to others" | science |
"Large landlords file evictions at two to three times the rates of small landlords (this disparity is not driven by the characteristics of the tenants they rent to). For small landlords, organizational informality and personal relationships with tenants make eviction a morally fraught decision." | science |
"Formerly sedentary young adults who were instructed to exercise regularly for several weeks started choosing healthier foods without being asked to, finds a new study of 2,680 young adults." | science |
"In the US, 43.8% are consistently "pro-choice", 14.8% are consistently "pro-life" while others have context-dependent views. Age, religiosity, and conservatism correlate negatively with abortion support. The strongest predictor of anti-abortion views is sexism and belief in traditional gender-roles." | science |
"Sociopathic traits linked to non-compliance with mask guidelines and other COVID-19 containment measures" | science |
"Using "time outs" to discipline children is not going to harm them or your relationship with them, suggests new study of almost 1,400 families. Children's anxiety or aggressive behaviour did not increase. In contrast, when parents said they used physical punishment, children became more aggressive." | science |
""Lizards hit by Hurricanes Irma and Maria in 2017 passed on their large, strong-gripping toepads to the next generation of lizards... Extreme climate events can act as agents of natural selection."" | science |
"An international team of researchers has discovered a new material which, when rolled into a nanotube, generates an electric current if exposed to light. If magnified and scaled up, say the scientists in the journal Nature, the technology could be used in future high-efficiency solar devices." | science |
"Energy drink consumption linked to depression, anxiety and stress, finds a new longitudinal study that follows 897 individuals from birth to age 22. Energy drink consumption were positively associated with increased stress scores and, in young adult males, depression and anxiety." | science |
"Ketamine may ease depression by restoring the brain’s sensitivity to prediction error. In other words, the drug may help to alleviate depression by making it easier for patients to update their model of reality." | science |
"Mindfulness, which revolves around focusing on the present and accepting negative thoughts without judgment, is associated with reduced levels of procrastination. This suggests that developing mindfulness could help procrastinators cope with their procrastination." | science |
"Americans' unconscious bias on the basis of sexual orientation and race dropped dramatically over the past decade but bias against people based on body weight increased" | science |
"More than 99.9% of studies agree: Humans caused climate change" | science |
"Using weed during pregnancy linked to psychotic-like behaviors in children, study finds (study of 11,489 Children)" | science |
"Johns Hopkins study explains why psilocybin-containing mushrooms have been consumed for centuries. “Psychological insight, meaningfulness of the experience, increased awareness of beauty, positive social effect and positive mood” are main reasons reported for wanting to consume psilocybin again." | science |
"Turning carbon dioxide into liquid fuel. Scientists have discovered a new electrocatalyst that converts carbon dioxide (CO2) and water into ethanol with very high energy efficiency, high selectivity for the desired final product and low cost." | science |
"In the media, women politicians are often stereotyped as consensus building and willing to work across party lines. However, a new study found that women in the US tend to be more hostile than men towards their political rivals and have stronger partisan identities." | science |
"A study concluded that chronic pain sufferers who were legally able to use medical cannabis eventually ended up using fewer opioids and other dangerous prescription drugs. Over a third of the patients enrolled in the medical cannabis program stopped using prescription drugs altogether." | science |
"Wikipedia generated over $114k revenue for Reddit in 2016, because posts with Wikipedia links get more views and generate more ad revenue. While Wikipedia content generates revenue for Reddit and Stack Overflow, those sites do not bring any benefit back to Wikipedia" | science |
"China's aggressive policy of planting trees is likely playing a significant role in tempering its climate impacts." | science |
"1 in 5 deaths of US adults 20 to 49 is from excessive drinking, study shows | CNN" | science |
"Dogs are great companions that can help you to feel less lonely, suggests new three-armed controlled study. New dog owners felt less lonely after they got a dog, and it happened quickly, within three months of acquiring a dog. They also had fewer negative emotions, such as nervousness or distress." | science |
"Texas might have the perfect environment to quit coal for good. Texas is one of the only places where the natural patterns of wind and sun could produce power around the clock, according to new research from Rice University." | science |
"Children are willing to make personal sacrifices to punish wrongdoers — and even more so if they believe punishment will teach the transgressor a lesson. Retribution is a driving force in young children’s moral judgement." | science |
"People with ‘gay-sounding’ voices face discrimination and anticipate rejection" | science |
"Sex today increases sense of meaning in life tomorrow, suggests a new study (N=152), which found that having sex on one day was associated with more positive mood states the following day, and also a greater feeling that life is meaningful." | science |
"Bitcoin mining is just as bad for the environment as drilling for oil. Each coin mined in 2021 caused $11,314 of climate damage, adding to the total global damages that exceeded $12 billion between 2016 and 2021." | science |
"Low-quality sleep can lead to procrastination, especially among people who naturally struggle with self-regulation." | science |
"Marijuana may not be as damaging to the brain as previously thought; easier on the brain than booze, study finds" | science |
"Children today will live through three times more climate disasters than their grandparents, study suggests" | science |
"A new type of ultraviolet light that is safe for people took less than five minutes to reduce the level of indoor airborne microbes by more than 98%." | science |
"Overparenting or helicopter parenting, a narcissistic parenting style, may impede the development of young adult independence, and be linked to development of narcissistic traits, which may be how narcissism can be passed on from generation to generation, suggests new study (n=380 college students)." | science |
"Scientists tracks students' performance with different school start times (morning, afternoon, and evening classes). Results consistent with past studies - early school start times disadvantage a number of students. While some can adjust in response, there are clearly some who struggle to do so." | science |
"Older adults who frequently do puzzles like crosswords or Sudoku had the short-term memory capacity of someone eight years their junior and the grammatical reasoning of someone ten years younger in a new study. (n = 19,708)" | science |
"Scientists report restoring forests could cut atmospheric carbon by 25 percent, in a new study that assessed tree cover using Google Earth, finding that there’s 0.9 billion hectares of land available for planting forests, which could store 205 gigatonnes of carbon." | science |
"When a person wants understanding, but their partner gives solutions, things do not usually go well. A new study with 114 newlywed couples suggests people who receive emotional support, instead of informational support, feel better and have higher relationship satisfaction." | science |
"Researchers combed through more than a decade of health data from 102,865 French volunteers. They found that consumption of artificial sweeteners was associated with an increased risk of cancer." | science |
"Biggest companies pay the least tax. New study shows how the structure of corporate taxation fuels concentration and inequality" | science |
"Scientists have devised a "double Trojan horse" drug that fools antibiotic-resistant bacteria into committing suicide. The drug appears to be a nutrient, but it contains two antibiotics. When the bacterium destroys the first antibiotic, it unleashes the second antibiotic, killing it." | science |
"Toddlers play more creatively when they have fewer toys at their disposal" | science |
"The argument that climate change is not man made has been incontrovertibly disproven by science, yet many Americans believe that the global crisis is either not real, not of our making, or both, in part because the news media has given deniers a platform in the name of balanced reporting" | science |
"Water found in a habitable super-Earth's atmosphere for the first time. Thanks to having water, a solid surface, and Earth-like temperatures, "this planet the best candidate for habitability that we know right now," said lead author Angelos Tsiaras." | science |
"More dogs in a neighborhood linked to less crime, study finds. Results suggest dog walkers act as patrols, discouraging crime, at least when residents have high levels of trust in each other." | science |
"Two new psychology studies show that liberals are just as prone to confirmation bias as conservatives." | science |
"A study found that tattoos and piercings are more common among those who experienced childhood abuse and neglect" | science |
"A single night of sleep loss impairs working memory in women, but not men. In contrast to males who were unaffected, females not only had impaired working memory, but they were also unaware of it. Sleep-deprived young women are at particular risk for overestimating their working memory performance." | science |
"Americans' love for individual billionaires affects their views on economic inequality -- and makes them less likely to support wealth taxes on the super-rich, a new study finds." | science |
"Oxford team achieves a quantum logic gate with record-breaking 99.9% precision, reaching the benchmark required to build a quantum computer" | science |
"Men are drawn to borderline personality traits in physically attractive women; this instability might be exciting in terms of sensation seeking and being impulsive" | science |
"New study finds that an "empathy training" intervention for parole officers led to a 13% drop in their parolees' reoffending rates 10 months later" | science |
"Five Years After Abortion, Nearly All Women Say It Was the Right Decision. Research found no evidence that women began to regret their decisions as years passed. On the contrary, the women reported that both their positive and negative feelings about the abortion diminished over time." | science |
"Both Democrat and Republican voters strongly support sex education in schools even though they disagree on other policies, suggests a new study (n=965), which found a strong majority of them support sex education and the continued funding by the government for teenage pregnancy prevention programs." | science |
"US cigarette smoking rate reaches new low - Cigarette use among American adults is at the lowest it's been since the CDC started collecting data on the issue in 1965, down to 14% from over 40% in the mid-1960s, according to a new report." | science |
"Data from 35 million traffic stops show that the probability that a stopped driver is Black increases by 5.74% after Trump 2016 campaign rallies. "The effect is immediate, specific to Black drivers, lasts for up to 60 days after the rally, and is not justified by changes in driver behavior."" | science |
"Faced with a choice between democracy and the interests of their political party, Americans will chose party over democracy." | science |
"Soothing toddler tantrums with screen time can cause behavioral problems later: When young children misbehave, parents often give them phones or tablets to calm them down. But this overreliance on electronics to help toddlers regulate emotions has potential to cause behavioral problems as they grow." | science |
"An ‘EpiPen’ for spinal cord injuries, an injection of nanoparticles that can prevent the body’s immune system from overreacting to trauma, potentially preventing some spinal cord injuries from resulting in paralysis, has been demonstrated successfully in mice, without the side effects of steroids." | science |
"Biomarkers in fathers’ sperm linked to offspring autism - These biomarkers are epigenetic, and can be passed down to future generations. In a set of blind tests, researchers were able to use these to determine whether other men had fathered autistic children with 90% accuracy." | science |
"Should moderators provide removal explanations? Analysis of32 million Reddit posts finds that providing a reason why a post was removed reduced the likelihood of that user having a post removed in the future." | science |
"People who are obsessed with celebrities tend to score lower on measures of cognitive ability: "“Our results also support previous findings showing that excessive behaviors such as celebrity worshiping can possibly impair cognitive functioning"" | science |
"ER doctors in the US have incentives to be out of network because patients do not usually "choose" their doctor when they go to the ER. In 2014, NY became the first state to introduce reforms aimed at limiting the ability to bill out of network. It successfully reduced out-of-network billing by 88%." | science |
"In a study, researchers suggest that investing in public education can lead to more upward economic mobility and lower teen pregnancy rates, as well as provide a way to ease income inequality." | science |
"African grey parrots are smart enough to help a bird in need, the first bird species to pass a test that requires them both to understand when another animal needs help and to actually give assistance. Besides humans, only bonobos and orangutans have passed this test." | science |
"Half of adults with ADHD have had a substance use disorder. Alcohol use disorder is most common among adults aged 20-39 with ADHD, followed by cannabis use disorder and other drug use disorders. More than one quarter of those with ADHD had major depression" | science |
"When a romantic partner is very responsive on some days and very unresponsive on other days, it can lead to more attachment issues than if the partner had average responsiveness - the first empirical evidence that responsiveness variability predicts attachment anxiety in romantic relationships." | science |
"CDC Reports that US women are entering pregnancy at increasingly unhealthy and potentially dangerous weights" | science |
"The best way to train surgeons may be to remove the stress of residency programs and make surgery a “hobby”. Under relaxed conditions outside a formal educational setting, 15 first-year medical students mastered microsurgical suturing and cutting skills in as little as five hour-long sessions." | science |
"New female flirtation study suggests that direct pick-up lines by women on men were most successful, and innocuous lines least effective. Men rated all forms of pick-up lines from attractive females as effective. For women perceived as less attractive, flippant pick-up lines had most male interest." | science |
"Teens and young adults who seek solitude may know what's best for them, research suggests (n=979). Despite stigma, solitude doesn't have to be problematic. Chosen solitude may contribute to personal growth and self-acceptance, and lead to self-reflection, creative expression, or spiritual renewal." | science |
"Increased demand for water will be the No. 1 threat to food security in the next 20 years, followed closely by heat waves, droughts, income inequality and political instability, according to a new study which calls for increased collaboration to build a more resilient global food supply." | science |
"The introduction of medical marijuana laws lead to a decrease in violent crime in states that border Mexico. This is consistent with the theory that marijuana decriminalization reduces violent crime in markets traditionally controlled by Mexican drug trafficking organisations." | science |
"Humility is unrelated to downplaying your positive traits and accomplishments, suggests new research. Rather, what separates the humble from the nonhumble is the belief that your positive traits and accomplishments do not entitle you to special treatment, known as ‘hypo-egoic nonentitlement’." | science |
"Procrastination often occurs as a result of underlying anxiety, and a new study suggests that an inquiry-based method can help reduce both anxiety and procrastination." | science |
"Angry people, who have a quick temper, are more likely to overestimate their intelligence, suggest new research (N=528)." | science |
"Roundup causes high levels of mortality following contact exposure in bumble bees | Bees exhibited 94% mortality with Roundup Ready‐To‐Use and 30% mortality with Roundup ProActive. Roundup products caused comprehensive matting of bee body hair, causing death by incapacitating the gas exchange system" | science |
"Tackling climate change seemed expensive. Then COVID happened. | the money countries have put on the table to address COVID-19 far outstrips the low-carbon investments that scientists say are needed in the next five years to avoid climate catastrophe — by about an order of magnitude." | science |
"Half of Americans now think tackle football is not appropriate for kids to play. Conservatives, Christians and those with more traditionalist values were more likely to say football was still appropriate for youth." | science |
"White South-African students who were randomly allocated to share a dorm room with black students were less likely to express negative stereotypes of Blacks and more likely to form interracial friendships, while the black students improved their GPA, passed more exams and had lower dropout rates." | science |
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