r/science • u/mvea • 12h ago

Health Even the richest Americans face shorter lifespans than their European counterparts. Over a 10-year period, Americans across all wealth levels were more likely to die than Europeans. People with more wealth still lived longer, especially in the US, where the gap between rich and poor is much larger.

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brown.edu
4.7k Upvotes
189 comments

r/science • u/-Mystica- • 16h ago

Psychology Most Christian American religious leaders silently believe in climate change - Nearly 90% of U.S. Christian religious leaders believe in human-caused climate change—yet nearly half have never addressed it with their congregations, and only a quarter have mentioned it more than once or twice.

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7.7k Upvotes
227 comments

r/science • u/mvea • 1h ago

Psychology Study found that people who were not married were less at risk (at least 50% lower risk) than married people for dementia. One contributing factor may be that single people are better at maintaining social ties. Single people may also have a greater variety of interesting and unique experiences.

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psychologytoday.com
• Upvotes
17 comments

r/science • u/mvea • 23h ago

Health A “weekend warrior” approach to physical activity — getting 150 minutes of moderate-to-vigorous physical activity over one to two days instead of throughout the week — improved health and lowered the risk of death, finds a new study of more than 93,000 people.

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newsroom.heart.org
7.4k Upvotes
245 comments

r/science • u/shiruken • 19h ago

Epidemiology New research estimates that the 34 largest Bitcoin mining operations in the United States consumed more electricity in 2022 than all of Los Angeles combined. 85% of the electricity came from fossil fuels and exposed 1.9 million Americans to more than 0.1  μg/m3 of additional PM2.5 pollution.

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doi.org
3.2k Upvotes
167 comments

r/science • u/CUAnschutzMed • 11h ago

Health A study from researchers at CU Anschutz reveals that nearly one in five U.S. adults have used multiple drugs in the past year, showing that substance use is fairly common and more complex than just using one drug at a time. The results were published in the American Journal of Public Health.

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news.cuanschutz.edu
644 Upvotes
60 comments

r/science • u/Hrmbee • 18h ago

Medicine Study finds strongest evidence yet that shingles vaccine helps cut dementia risk | A natural experiment on the effect of herpes zoster vaccination on dementia

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theguardian.com
2.0k Upvotes
36 comments

r/science • u/nohup_me • 16h ago

Psychology A study shows that individuals who have lied once are likely to lie again in similar situations, whereas honest and humble people lie less often. Researchers also found a link between dishonest behavior and certain personality traits.

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mpg.de
1.1k Upvotes
85 comments

r/science • u/GeoGeoGeoGeo • 6h ago

Astronomy New research now argues that ferrihydrite, a hydrous ferric oxyhydroxide, not hematite is responsible for Mars' red colour

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news.uark.edu
147 Upvotes
6 comments

r/science • u/eastbayted • 1d ago

Health Sick food service workers remain top driver of viral foodborne outbreaks in US

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healio.com
16.8k Upvotes
515 comments

r/science • u/Aggravating_Money992 • 11h ago

Medicine Newborns treated with antibiotics respond less well to vaccines, study shows

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theguardian.com
327 Upvotes
38 comments

r/science • u/mvea • 17h ago

Environment Glitter is widely used in cosmetics, arts and crafts, fashion, and holiday decorations to add sparkle, but ends up in the ocean. Glitter microplastics disrupt marine biomineralisation of shells and skeletons, and degrade more rapidly in seawater, releasing smaller micro- and nanoplastic fragments.

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952 Upvotes
27 comments

r/science • u/Skoltech_ • 3h ago

Materials Science Scientists found many new molecules, some with over 75% of TNT's explosive power

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56 Upvotes
11 comments

r/science • u/calliope_kekule • 1d ago

Chemistry Scientists have found a super-fast way to destroy toxic 'forever chemicals' in water filters. Using a quick burst of electricity, they remove 99.9% of PFAS – and turn the waste into graphene.

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doi.org
5.5k Upvotes
74 comments

r/science • u/Science_News • 16h ago

Astronomy Fermenting miso in orbit reveals how space can affect a food’s taste

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sciencenews.org
275 Upvotes
22 comments

r/science • u/Wagamaga • 33m ago

Health Dutch dietary guidelines could dramatically cut chronic disease rates by 2050. Removing processed meat from diet was similarly predicted to reduce the risk of diabetes and colorectal cancer cases by 18.6 and 8.7% in women, respectively, as well as 24.5% and 10.4% in men.

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• Upvotes
2 comments

r/science • u/FunnyGamer97 • 7h ago

Biology Monkeys are world’s best yodellers - research finds: Researchers discover how ‘voice breaks’ are produced in monkeys, similar to Alpine yodelling

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30 Upvotes
2 comments

r/science • u/JIntegrAgri • 5h ago

Biology Recent research suggest that CaYABBY5 may modulate the morphogenesis of floral organs and fruits by interacting with CaSEP3. This study provided valuable insights into the classification and function of CaYABBY genes in pepper

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11 Upvotes
1 comment

r/science • u/Wagamaga • 1d ago

Environment Research reveals even cool, wet Northern Ireland is feeling strain of climate change. Farmers reported they were already experiencing a wide range of adverse effects, such as flash flooding hampering operations and reducing crop yields, and increased periods of drought

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bristol.ac.uk
436 Upvotes
8 comments

r/science • u/FunnyGamer97 • 7h ago

Health Key differences between visual- and memory-led Alzheimer’s discovered | Differences in the distribution of certain proteins and markers in the brain may explain why some people first experience vision changes instead of memory loss in Alzheimer’s disease, study finds

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13 Upvotes
1 comment

r/science • u/Potential_Being_7226 • 20h ago

Health Pregnancy May Reduce Long COVID Risk | When women contracted SARS-CoV-2 infection during pregnancy, they had a lower risk of developing long COVID compared with non-pregnant women who were exactly matched on region, age, infection time, acute severity, and baseline comorbidities.

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news.weill.cornell.edu
90 Upvotes
6 comments

r/science • u/MistWeaver80 • 1d ago

Medicine One of the most cited AI models used to scan chest x-rays doesn’t accurately detect potentially life-threatening diseases in women & Black people. Black women fell to the bottom, with the AI not detecting disease in half of them for conditions such as cardiomegaly, or enlargement of the heart.

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4.5k Upvotes
250 comments

r/science • u/MarzipanBackground91 • 1d ago

Neuroscience Researchers found α-Conotoxin TxIB, from sea snails, reduces nicotine’s effects in mice by blocking brain receptors, lowering hyperactivity and dopamine spikes. It could be a promising, side-effect-free way to help quit smoking. Study shows potential for new addiction treatments.

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mdpi.com
162 Upvotes
12 comments

r/science • u/mvea • 2d ago

Health A demanding work culture could be quietly undermining efforts to raise birth rates - research from China shows that working more than 40 hours a week significantly reduces people’s desire to have children.

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psypost.org
17.1k Upvotes
914 comments

r/science • u/ChuenZL • 5m ago

Biology Metagenomic analyses of gut microbiome composition and function with age in a wild bird; little change, except increased transposase gene abundance

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• Upvotes
1 comment