Wildfire smoke exposure raises dementia risk by 18%, study finds
https://jamanetwork.com/journals/jamaneurology/article-abstract/2827124
https://redd.it/1iisj3o
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Mass Die-Off event of Amphipods turned the beaches of the Red Sea pink
https://onlinelibrary.wiley.com/doi/10.1002/ece3.70949
https://redd.it/1iiforh
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Kids with real-world maths skills can struggle with school arithmetic. Children working in markets in India can solve complex maths problems but not simpler ones used in school. By contrast, non-working children in schools did better with simple problems, but only 1% could answer a market problem.
https://www.scimex.org/newsfeed/kids-with-real-world-maths-skills-struggle-with-ar
https://redd.it/1iim1kq
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New study shows local news is vulnerable to partisan attacks | The study shows that these attacks are especially effective among Republican voters, but also negatively impact Democrats’ and Independents’ views of their local newspapers.
https://www.psypost.org/new-study-shows-local-news-is-vulnerable-to-partisan-attacks/
https://redd.it/1iiiygf
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Depression drives sugar cravings, study finds
https://thinkpol.ca/2025/02/05/depression-drives-sugar-cravings-study-finds/
https://redd.it/1iih9qh
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Earth’s first waterfowl may have lived in Antarctica 69 million years ago
https://www.sciencenews.org/article/waterfowl-antarctica-69-million-years
https://redd.it/1iidmym
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Research found of the roughly 15 million metric tons of methane coming from onshore oil and gas activities in the continental US annually, 70% comes from smaller, dispersed sources emitting less than 100 kilograms of methane per hour
https://blogs.edf.org/energyexchange/2025/02/04/study-smaller-dispersed-sources-account-for-majority-of-u-s-oil-gas-methane-emissions/
https://redd.it/1iiat63
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Cats often do not come across as having the variety of facial expressions typical of dogs or primates. But this is misleading. Cats exhibit more than 300 different facial expressions. A new study shows that rapid facial mimicry is especially important for the social interaction between cats.
https://www.psychologytoday.com/au/blog/psychology-tomorrow/202502/the-social-life-of-cats
https://redd.it/1ii8ajk
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New study finds cannabis use disorder (CUD) is linked to a higher risk of schizophrenia
https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2829840
https://redd.it/1ii0gms
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Six eggs a week lowers heart disease death risk by 29% - A new study has found that eating between one and six eggs each week significantly reduces the risk of dying from any cause but particularly from heart disease – even in people who have been diagnosed with high cholesterol levels.
https://newatlas.com/health-wellbeing/egg-consumption-mortality-heart-disease/
https://redd.it/1ihystp
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The Lancet: Deeply entrenched racial and geographic health disparities in the USA have increased over the last two decades—as life expectancy gap widens to 20 years
https://www.healthdata.org/news-events/newsroom/news-releases/lancet-deeply-entrenched-racial-and-geographic-health
https://redd.it/1ihr7jh
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Global Warming Has Accelerated: Are the United Nations and the Public Well-Informed. Underestimate of aerosol climate forcing by IPCC led to underestimate of climate sensitivity. Alters projections of future climate.
https://www.tandfonline.com/doi/full/10.1080/00139157.2025.2434494
https://redd.it/1ihohh4
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Ancient humans evolved new blood types after leaving Africa
https://www.science.org/content/article/ancient-humans-evolved-new-blood-types-after-leaving-africa?utm_campaign=ScienceMagazine&utm_medium=ownedSocial&utm_source=twitter
https://redd.it/1ihje2z
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Childhood neglect is associated with slower development of working memory abilities throughout adolescence and into young adulthood. Neglect was defined as experiencing emotional or physical neglect.
https://www.psypost.org/childhood-neglect-linked-to-slower-working-memory-development-study-finds/
https://redd.it/1ihmmht
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Vehicle tyres found to be biggest source of nanoplastics in the high Alps | Mountaineers now scaling more peaks for first global study of nanoplastics, which can enter lungs and bloodstream
https://www.theguardian.com/environment/2025/feb/04/vehicle-tyres-found-to-be-biggest-source-of-nanoplastics-in-the-high-alps
https://redd.it/1ihh1ey
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Aussie teens say sex education is leaving them unprepared for relationships : Teens reported feeling that lessons focus too heavily on legal definitions and risk avoidance rather than equipping them with real-life skills for communication, empathy, and emotional connection.
https://www.scimex.org/newsfeed/aussie-teens-say-sex-education-is-leaving-them-unprepared-for-relationships
https://redd.it/1iirpjg
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Crowds suck people into a vortex, surprising physicists. Researchers studying movement of crowds at traditional Spanish festival have shown that densely packed groups of people form swirling ‘vortex’ patterns never before documented in human gatherings. This may help inform preventative strategies.
https://www.nature.com/articles/d41586-025-00373-z
https://redd.it/1iinw55
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Endometriosis linked to traumatic experiences in childhood and adulthood. Study found that the women with endometriosis were more likely to report both childhood and adulthood traumatic experiences and stressful events, and the link was strongest for physical and sexual abuse.
https://www.scimex.org/newsfeed/endometriosis-linked-to-traumatic-experiences-in-childhood-and-adulthood
https://redd.it/1iihlp0
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Stimulant medications lower depression risk in children with ADHD | Meta-analysis of studies on children and adolescents with ADHD found increased risk of depression and anxiety disorders. However, taking stimulant medication for ADHD was associated with a reduced risk of depression
https://www.psypost.org/stimulant-medications-lower-depression-risk-in-children-with-adhd/
https://redd.it/1iigusx
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FDA Approves First Pig Kidney Transplant Trials, Offering Hope for Organ Shortage
https://globalbenefit.co.uk/fda-approves-first-pig-kidney-transplant-trials-offering-hope-for-organ-shortage/
https://redd.it/1iif5m4
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Scientists found a faster way to brew sour beer—with peas. A new paper published finds that experimental beers made with the sugars found in these foods had similar flavor profiles to your average Belgian-style sour beer, yet the brewing process was shorter with simpler steps.
https://arstechnica.com/science/2025/02/pea-sugars-can-speed-up-sour-beer-brewing/
https://redd.it/1iiazpm
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Donald Trump viewed as higher in Dark Tetrad traits than Joe Biden | Study highlights how perceptions of dark tetrad traits—Machiavellianism, narcissism, psychopathy, and sadism—in politicians influence voter behavior, focusing on the 2020 U.S. presidential election.
https://www.psypost.org/donald-trump-viewed-as-higher-in-dark-tetrad-traits-than-joe-biden-study-finds/
https://redd.it/1ii9iod
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Preventing immune system burnout when fighting chronic illness & cancer | Scientists have uncovered a mechanism for reinvigorating the immune system to stop it from flagging when it’s fighting long-term conditions like chronic infections and cancer.
https://newatlas.com/disease/stem-like-t-cells-chronic-illness/
https://redd.it/1ii7hq8
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Greenland ice sheet is cracking more rapidly than ever. Crevasses – cracks in the surface of glaciers - are getting larger across Greenland. These cravasses are the initial fractures from which icebergs can break off, increasing the output of icebergs into the ocean.
https://www.durham.ac.uk/research/current/research-news/2025/02/the-greenland-ice-sheet-is-falling-apart--new-study/
https://redd.it/1ihz9ol
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People are likely to be happiest and have lower depression and anxiety symptoms in the morning, according to new research, with people likely at their lowest around midnight. People were also likely to be in a better mood in summer and a worse one in winter.
https://www.scimex.org/newsfeed/were-at-our-happiest-in-the-morning-and-our-most-depressed-at-midnight
https://redd.it/1ihwo7f
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Attending college substantially boosts earnings in adulthood, in particular for students from low-income high schools – The study analyzes the future earnings of students just above and below the cutoff threshold for college admission.
https://jhr.uwpress.org/content/early/2025/01/31/jhr.0324-13461R2
https://redd.it/1ihqtge
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Ultra-processed foods provide nearly half of calories for Canadian children. Research found higher intake of these foods at age 3 is linked to excess weight, higher body-mass index and more body fat by age 5
https://www.upi.com/Health_News/2025/02/04/5521738678521/
https://redd.it/1ihpk22
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Dogs exposed to household chemicals more likely to get cancer, study finds. Markers of bladder cancer found in canines with higher levels of exposure to chemicals such as flame retardants and phthalates. This may also have implications for humans who live in the same homes.
https://www.theguardian.com/us-news/2025/feb/04/dogs-household-chemicals-cancer-study
https://redd.it/1ihmrl4
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Half a degree rise in global warming will triple area of Earth too hot for humans, study finds
https://www.nature.com/articles/s43017-024-00635-w
https://redd.it/1ihl7mc
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A study of 351 pregnant women suggests that vitamin D levels in first trimester are associated with pregnancy outcomes.
https://www.technologynetworks.com/drug-discovery/news/first-trimester-vitamin-d-levels-may-impact-pregnancy-outcomes-395778
https://redd.it/1ihg0a3
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