Testosterone spikes linked to stronger political opinions in men. Both hormone levels and opinions were stronger at 9:00 AM than at 12:00 PM or 3:00 PM. Younger men also had higher testosterone levels than older participants.
https://www.psypost.org/testosterone-spikes-linked-to-stronger-political-opinions-in-men/
https://redd.it/1hua7f5
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Study finds 25% of youth experienced homelessness in Denver in 2021, significantly higher than known counts
https://www.eurekalert.org/news-releases/1069376
https://redd.it/1hu8rrx
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Ketamine restores movement control in Parkinson’s patients - Ketamine may counter levodopa-induced dyskinesia in Parkinson’s by restoring motor cortex control.
https://www.technologynetworks.com/tn/news/ketamine-restores-movement-control-in-parkinsons-patients-394655
https://redd.it/1hu2iqq
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Daily records of over 53 years in a 10 million-year-old giant clam offer a glimpse of climate variability in the late Miocene
https://doi.org/10.1016/j.palaeo.2024.112711
https://redd.it/1hu0ey8
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Detecting clinical medication errors with AI enabled wearable cameras | npj Digital Medicine
https://www.nature.com/articles/s41746-024-01295-2#ref-CR3
https://redd.it/1htrj76
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The carbon in our bodies probably left the galaxy and came back on cosmic ‘conveyer belt’ | Scientists find atoms take a circuitous journey, circling their galaxy of origin on giant currents - known as the circumgalactic medium - which extend into intergalactic space
https://www.eurekalert.org/news-releases/1069434
https://redd.it/1htsomb
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Using Census data, researchers find interplay between urban development patterns and socioeconomic outcomes: People who grew up in high-sprawl neighborhoods have less earning potential than those who grew in denser neighborhoods.
https://www.eurekalert.org/news-releases/1069469
https://redd.it/1hto8c7
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A study of young, healthy women found that they tend to display stronger depression-like patterns of cognitive processing when actively taking oral contraceptives. This effect was particularly pronounced among women with generally higher levels of depressive symptoms.
https://www.psypost.org/birth-control-pills-linked-to-changes-in-depressive-mood-processing/
https://redd.it/1htkqo6
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Poverty may increase the risk of dementia through reduced attainment
https://www.sciencedirect.com/science/article/pii/S2667032124000404
https://redd.it/1htfw1i
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Honor culture linked to military recruitment and identity formation
https://www.psypost.org/honor-culture-linked-to-military-recruitment-and-identity-formation/
https://redd.it/1htdp3s
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The “Pfizer Boob Job”: A Case of Unexplained Gigantomastia
https://journals.lww.com/prsgo/fulltext/2024/12000/the__pfizer_boob_job___a_case_of_unexplained.52.aspx
https://redd.it/1htcb5r
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Humans share upwards of 95% of our genome with chimpanzees. However, human cells had more upregulated genes compared to chimpanzees. Differences in gene expression, not just their presence, seems to drive the remarkable specialization found in the human brain.
https://news.ucsb.edu/2025/021712/its-all-about-expression
https://redd.it/1hta9wm
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The Evolution of Using Shed Snake Skin in Bird Nests. More than 70 bird species adorn their nests with snakeskin, a decorating trick that could help to fend off predators.
https://www.journals.uchicago.edu/doi/10.1086/733208
https://redd.it/1hsx217
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‘Smooth brain’ (Lissencephaly) is a spectrum of rare, genetic disorders in which the brain fails to develop its hallmark folds. Currently there are no available treatments. A new study, however, has identified a drug that prevents and reverses lissencephaly malformations in brain organoids.
https://news.yale.edu/2025/01/01/smooth-brain-disorders-may-share-common-cause-and-potential-treatment
https://redd.it/1hsz726
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AI can ‘hear’ when a lithium battery is about to catch fire: « When a lithium-ion battery is about to catch fire, it makes a unique click-hiss as gases escape. NIST researchers have trained AI to detect this sound even in noisy environments. »
https://www.nist.gov/news-events/news/2024/11/ai-can-hear-when-lithium-battery-about-catch-fire
https://redd.it/1hsvczg
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The Mediterranean diet's brain-boosting benefits may work by changing the balance of gut bacteria. Rats who "adopted the diet" developed distinctly different gut bacteria patterns, which correlated with improved memory and cognitive performance
https://news.tulane.edu/pr/study-mediterranean-diet-changes-gut-bacteria-boosting-memory-and-cognition
https://redd.it/1hu9s82
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Researchers have found that mindfulness meditation practitioners exhibit distinct patterns of brain activity compared to non-meditators, even during rest.
https://www.psypost.org/scientists-discover-a-fascinating-fact-about-the-brains-of-meditators/
https://redd.it/1hu6ltc
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A global study reveals unique bacterial microbiomes in glacier-fed streams - diverse, region-specific, and now threatened by climate-induced glacier shrinkage.
https://www.nature.com/articles/s41586-024-08313-z
https://redd.it/1htz3zd
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Animal pollination enhances a third of global food production. Pollinators influence the quality of crops through their movement patterns on the plantations and through the plant variety they visit.
https://www.uni-goettingen.de/en/3240.html?id=7665
https://redd.it/1htyn48
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Scientists Built a Proton Battery That Could Dethrone Lithium-Ion
https://www.yahoo.com/tech/scientists-built-proton-battery-could-130000054.html
https://redd.it/1htvksi
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Rising sea levels driven by the climate crisis will overwhelm many of the world’s biggest oil ports, study shows. Thirteen of the ports with the highest supertanker traffic will be seriously damaged by just 1 metre of sea level rise, the analysis found.
https://www.theguardian.com/environment/2025/jan/04/climate-driven-sea-level-rise-set-to-flood-major-oil-ports
https://redd.it/1hts5k5
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Study suggests RNA present on surfaces of leaves may shape microbial communities: Finding suggests that the RNA present on the leaf surface may play a role in shaping the microbial communities that inhabit them, potentially influencing plant health and interactions within their environment
https://www.eurekalert.org/news-releases/1069470
https://redd.it/1htn8vs
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Alcohol use disorder may exacerbate Alzheimer’s disease through shared genetic pathways | These findings offer a deeper understanding of the molecular mechanisms underlying Alzheimer’s disease and highlight alcohol use as a possible risk factor for its progression.
https://www.psypost.org/alcohol-use-disorder-may-exacerbate-alzheimers-disease-through-shared-genetic-pathways/
https://redd.it/1htdxcj
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Since a new law passed in April 2021, many patients can access their test results before their doctors do, but they often find them difficult to understand, increasing their overall worry. Scientists recommend hospitals include standard reports.
https://www.michiganmedicine.org/health-lab/people-find-medical-test-results-hard-understand-increasing-overall-worry
https://redd.it/1hth8qk
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A ganglioside-based immune checkpoint enables senescent cells to evade immunosurveillance during aging
https://www.nature.com/articles/s43587-024-00776-z
https://redd.it/1htd2ll
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While only a small percentage identified as non-heterosexual, scientists found that a majority of women exhibited gynephilic attraction. These findings suggest that many women experience attraction to other women without necessarily engaging in or desiring sexual encounters.
https://www.psypost.org/womens-implicit-preferences-reveal-surprisingly-high-levels-of-gynephilia/#google_vignette
https://redd.it/1htc5md
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Beware the Intention Economy: Collection and Commodification of Intent via Large Language Models
https://hdsr.mitpress.mit.edu/pub/ujvharkk/release/1
https://redd.it/1ht53qr
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Researchers ‘Translate’ Bat Talk. Turns Out, They Argue—a Lot
https://www.smithsonianmag.com/smart-news/researchers-translate-bat-talk-and-they-argue-lot-180961564/
https://redd.it/1ht1cji
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Rising temperatures and dry fuels intensifying Canadian forest fires. During a record-breaking 2023 fire season, blazes burned about 37 million acres, more than seven times the historic average for 1986 to 2022
https://thehill.com/policy/energy-environment/5063850-canadian-forest-fire-severity-study/
https://redd.it/1hsvu1x
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A first of its kind study has provided full-picture assessment of youth homelessness in Denver, Colorado. The findings reveal that nearly 25% of youth in Denver experienced homelessness or housing insecurity in 2021, with rates increasing almost every year since 2017.
https://news.cuanschutz.edu/news-stories/study-finds-25-of-youth-experienced-homelessness-in-denver-in-2021-significantly-higher-than-known-counts
https://redd.it/1hsrqf7
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