r/science • u/mvea • 10h ago

Neuroscience Children who display more symptoms of ADHD tend to earn lower grades in school and the symptoms directly cause poorer academic performance. Genetic data from twins and siblings found that ADHD symptoms negatively affect grades, while grades do not appear to influence the severity of ADHD symptoms.

912 Upvotes

r/science • u/FreeHugs23 • 21h ago

Psychology People who perceive their country as more democratic tend to report better mental health. The study suggests that believing one's political system is fair, responsive, and representative may contribute to greater psychological well-being and life satisfaction.

3.1k Upvotes

r/science • u/Wagamaga • 15h ago

Health In the U.S Richmond's violence prevention program was responsible for 61% decline in gun violence deaths and injuries. The health impacts are lives saved, safer streets, and community members with a renewed positive life outlook

publichealth.berkeley.edu

478 Upvotes

r/science • u/Wagamaga • 20h ago

Neuroscience Researchers found a significant association between declining air pollution and improved cognitive development in children. The study analyzed data from over 1,000 mother-child pairs and found a 26% increase in cognitive scores at age 3 with reduced air pollution in New York City.

publichealth.columbia.edu

1.2k Upvotes

r/science • u/johnhemingwayscience • 20h ago

Health Combining four natural compounds, spermidine, fisetin, berberine, and urolithin A, offers a multi-target defense against aging. By triggering distinct repairs like clearing zombie cells and recycling damaged mitochondria, using them together could significantly extend human healthspan.

540 Upvotes

r/science • u/mvea • 1d ago

Social Science Streaming services, like Spotify/ Netflix have recommendation algorithms identify content a user engaged with most and suggest more of same. Content/ genres with low engagement get dropped. But engagement-driven curation can trap consumers in 'overfamiliarity' leading to less long-term satisfaction.

rotman.utoronto.ca

3.4k Upvotes

r/science • u/TorrensUni • 4h ago

Computer Science Hierarchical multi-agent framework for 6G federated learning hits 99.8% reliability and settles latency near 0.5 seconds in simulated smart-transportation networks

ieeexplore.ieee.org

25 Upvotes

r/science • u/sr_local • 20h ago

Social Science Home air conditioning prevents an estimated 5,267 heat-related deaths in the U.S. every year, but once a county’s average household air conditioning reached a moderate level, running AC more did not save more lives

397 Upvotes

r/science • u/johnhemingwayscience • 22h ago

Medicine Formally recognizing insulin resistance as a distinct disease, rather than just a risk factor, would facilitate earlier diagnosis and standardized treatment.

467 Upvotes

r/science • u/GuestFromBudushchego • 14h ago

Economics A study of the US corporate tax cuts finds they increased firms’ investment, sales, profits, employment and payroll. But the gains were highly unequal: 87% of short-run private-income gains went to the top 10% of earners.

71 Upvotes

r/science • u/Gari_305 • 10m ago

Physics World’s biggest dark matter detector spots a single weird particle - It’s far too early to declare a discovery, physicists with the LZ detector say

• Upvotes

r/science • u/GuestFromBudushchego • 1d ago

Economics A randomized study of 3,000 low-income Americans found that giving participants $1,000/month for 3 years reduced labor-force participation by 4.2 percentage points and work hours by ~1–2 hours/week. Recipients spent more and had more leisure, but saw little improvement in education or job quality.

academic.oup.com

712 Upvotes

r/science • u/BICEPS_NUS • 31m ago

Medicine Magnetic Mitohormesis May Represent a Non-Invasive Restorative Therapy for X-Linked Muscular Dystrophies

• Upvotes

r/science • u/johnhemingwayscience • 20h ago

Health Fenugreek supplements excel at lowering blood sugar, while guar gum is better for improving cholesterol. A review of 50 studies reveals that the metabolic benefits of plant fibers depend on their source, and taking just 1g daily can improve health.

117 Upvotes

r/science • u/mvea • 1d ago

Neuroscience People who eat more nuts tend to score higher on tests of thinking and memory, especially if they have generally poor diets or exercise habits. Among individuals who have experienced a stroke, eating nuts is linked to higher levels of a protein that helps grow new blood vessels.

10.5k Upvotes

r/science • u/malcolm58 • 22h ago

Astronomy Researchers have uncovered a growing black hole heading toward a merger in the early universe

94 Upvotes

r/science • u/Phylogenix • 1d ago

Environment A study found plastic in more than 71% of southern giant petrel chicks in Patagonia, with even small amounts associated with changes in nutrition, metabolism, liver and muscle function, and immune response, particularly in one-month-old chicks.

sciencedirect.com

389 Upvotes

r/science • u/mvea • 1d ago

Psychology For Republicans, watching or reading more liberal news was linked to lower meta-prejudice and meta-dehumanization. For Democrats, higher exposure to conservative news was associated with lower meta-prejudice. When Republicans consumed more conservative news, they report higher meta-dehumanization.

3.6k Upvotes

r/science • u/lmlogo1 • 1d ago

Environment Study finds 'forever chemical' PFOA disrupts proteins involved in placental cells use energy and fats, as well as immune responses

716 Upvotes

r/science • u/Skoltech_ • 4m ago

Computer Science New method TOHA detects LLM hallucinations in RAG systems by analyzing attention map topology (MTop-Div). It requires no extra training, matches heavier computation methods, and is open-sourced.

• Upvotes

r/science • u/calliope_kekule • 1d ago

Anthropology A survey of 3,751 Syrian and Iraqi refugees found that drought made war's mental toll worse.

99 Upvotes

r/science • u/Wagamaga • 1d ago

Neuroscience A study found that the FKBP5 gene, regulating stress hormones, is 'stuck on' in schizophrenia brains, leading to increased stress response and vulnerability to psychiatric conditions. The research suggests new treatment targets, targeting the gene, may develop to address this altered stress response

1.1k Upvotes

r/science • u/Oncotarget • 19h ago

Cancer Emerging biomedical imaging applications of tumor-derived extracellular vesicles for premetastatic niche detection: Biological rationale, engineering strategies, and translational challenges

26 Upvotes

r/science • u/Wagamaga • 1d ago

Psychology A study suggests that overconfidence persists not due to its costs but because of them, serving as a reliable signal for ability. Only the most capable individuals can afford to sustain high self-belief without severe consequences.

1.4k Upvotes

r/science • u/NotBradPitt9 • 1d ago

Biology Postmortem evidence of Babesia and Bartonella infections in chronically ill people

researchgate.net

1.5k Upvotes

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