Narwhals are known for ‘tusking’, where two or more cross tusks in ritualistic behavior. New drone footage detailed in a study found for the first time that narwhals also use their tusks to forage, explore their surroundings, and even play.
https://www.popsci.com/environment/narwhal-tusk/
https://redd.it/1j0691k
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Remote work “a protective shield” against gender discrimination
https://www.eurekalert.org/news-releases/1075285
https://redd.it/1izyjo7
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Scientists offer nature-based solutions for saving vanishing coastlines of the ancient city of Alexandria in Egypt
https://doi.org/10.1029/2024EF004883
https://redd.it/1izv2he
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The “happiness paradox” is a phenomenon wherein trying to make ourselves happier actually makes us less happy, as it can drain our ability to use self-control and willpower. As a result, we’re more susceptible to temptation, and to making self-destructive decisions that make us less happy.
https://utsc.utoronto.ca/news-events/breaking-research/trying-be-happy-makes-us-unhappier-zapping-our-self-control-study-finds
https://redd.it/1iznw01
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Space station’s lack of dirt may damage astronauts’ health, says study | Scientists find sterile ISS environment could explain rashes and cold sores and suggest adding microbes to stations
https://www.theguardian.com/science/2025/feb/27/international-space-stations-sterile-environment-may-affect-health-of-astronauts-says-study
https://redd.it/1izkn81
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Drainage layers in plant pots really do reduce water retention, putting end to decades of mythbusting myths
https://doi.org/10.1371/journal.pone.0318716
https://redd.it/1izgmap
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Just Five Days of Junk Food Can Throw Off Your Brain’s Metabolism | The occasional splurge can have long-lasting consequences.
https://www.zmescience.com/science/news-science/junk-food-brain-metabolism/
https://redd.it/1ize456
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Dads taking more leave after their child’s birth were 31% more likely to have moms breastfeed longer. Study adds to evidence linking fathers’ leave with family benefits. ‘In medical training, no one talked about involving dads’.
https://news.northwestern.edu/stories/2025/02/when-dads-take-leave-moms-breastfeed-longer/?fj=1
https://redd.it/1izbhjg
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Kids with long COVID have significant lung injuries linked to chronic fatigue
https://www.cidrap.umn.edu/covid-19/imaging-shows-significant-lung-injury-kids-long-covid
https://redd.it/1iz120p
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Teachers are increasingly worried about the effect of misogynistic influencers, such as Andrew Tate or the incel movement, on their students. 90% of secondary and 68% of primary school teachers reported feeling their schools would benefit from teaching materials to address this kind of behaviour.
https://www.scimex.org/newsfeed/teachers-very-worried-about-the-influence-of-online-misogynists-on-students
https://redd.it/1iyyqz0
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Deception, and Harm Reveal the ‘Dark Side’ of Influencer Culture. Dissemination of misinformation – many influencers, despite lacking expertise, spread false information about health, politics, and social issues, leading to widespread disinformation.
https://www.port.ac.uk/news-events-and-blogs/news/new-research-unveils-the-dark-side-of-social-media-influencers-and-their-impact-on-marketing-and-consumer-behaviour
https://redd.it/1iyuuav
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Female physicians in the U.S. are 53% more likely to die by suicide than other females. Male physicians, however, have a lower suicide rate than other males.
https://news.northeastern.edu/2025/02/26/female-physicians-suicide-risk/
https://redd.it/1iytli3
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Taking a break from your smartphone changes your brain, study finds - Scientists discovered that just 72 hours of smartphone restriction altered activity in brain regions linked to reward and self-control.
https://www.sciencedirect.com/science/article/pii/S0747563225000573?via%3Dihub
https://redd.it/1iypo19
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A protein from tiny tardigrades may help cancer patients tolerate radiation therapy
https://news.mit.edu/2025/tiny-tardigrades-protein-may-help-cancer-patients-tolerate-radiation-therapy-0226
https://redd.it/1iynto5
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Research has revealed how massive ancient glaciers acted like giant bulldozers, reshaping Earth’s surface and paving the way for complex life to flourish. When these giant ice sheets melted, they triggered enormous floods that flushed minerals and their chemicals, including uranium, into the oceans
https://www.curtin.edu.au/news/media-release/giant-ice-bulldozers-how-ancient-glaciers-helped-life-evolve/
https://redd.it/1iyjvox
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Minimum and optimal combined variations in sleep, physical activity, and nutrition in relation to all-cause mortality risk
https://bmcmedicine.biomedcentral.com/articles/10.1186/s12916-024-03833-x
https://redd.it/1j0090h
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Employee burnout can cost employers millions each year, study finds: Ranging from approximately $4,000 to $21,000 per employee in the U.S., a 1,000-employee company in the U.S. would on average be losing about $5 million annually
https://www.eurekalert.org/news-releases/1074951
https://redd.it/1izxz3f
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Research shows daughters have always sought to grow closer to their dads, and this has become more of a focus for fathers. New study found that daughters bond more with their dads while taking part in physical activities such as walking, swimming and cycling.
https://www.essex.ac.uk/news/2025/02/27/improving-relationships-between-daughters-and-fathers-can-be-a-walk-in-the-park
https://redd.it/1izw2zj
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Discovery Reveals How a Human Brain Turned to Glass in the Ancient Eruption of Mount Vesuvius. As the body rapidly reached over 510° C, the skull and spine protected the brain from a complete thermal breakdown, allowing a unique glass to form with the rapid cooling.
https://thedebrief.org/mind-shattering-discovery-reveals-how-a-human-brain-turned-to-glass-in-the-ancient-eruption-of-mount-vesuvius/
https://redd.it/1izmg2c
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Nasal Spray Shows Preclinical Promise for Treating Traumatic Brain Injury
https://www.massgeneralbrigham.org/en/about/newsroom/press-releases/nasal-spray-shows-preclinical-promise-for-treating-tbi
https://redd.it/1iziv19
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Scientists discover that brain region acts like an “anxiety meter,” scaling activity to match threat level | Research shows that as the mice encountered increasingly anxiety-provoking situations, the activity of neurons in their ventral hippocampus rose accordingly.
https://www.psypost.org/scientists-discover-that-brain-region-acts-like-an-anxiety-meter-scaling-activity-to-match-threat-level/
https://redd.it/1izd8t6
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Violence alters human genes for generations - Grandchildren of women pregnant during Syrian war who never experienced violence themselves bear marks of it in their genomes. This offers first human evidence previously documented only in animals: Genetic transmission of stress across generations.
https://www.eurekalert.org/news-releases/1074863
https://redd.it/1ize2km
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A new study found that vaccinated children aged 5–17 had a 57% lower chance of experiencing long COVID symptoms after infection.
https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2830556
https://redd.it/1iz8yl5
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Citrus fruits reduce depression risk by 22% by supporting healthy bacteria in the gut
https://www.zmescience.com/science/why-oranges-and-lemons-are-surprisingly-good-for-your-mental-health/
https://redd.it/1iz13ox
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Social media influencers are ‘fearmongering’ to promote health tests with limited evidence, study finds. Researchers warn of harms of overdiagnosis for generally healthy people as well as the cost of tests themselves.
https://www.theguardian.com/society/2025/feb/27/social-media-influencers-are-fearmongering-to-promote-health-tests-with-limited-evidence-study-finds
https://redd.it/1iywdc3
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We cheat ourselves to feel smarter and healthier, study finds | Research shows that individuals deceive themselves into believing they are genuinely improving, even when their progress is built on dishonesty.
https://www.psypost.org/we-cheat-ourselves-to-feel-smarter-and-healthier-study-finds/
https://redd.it/1iysdkj
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Immune cells that eat bacteria in the body don’t stash them in specialized compartments as once thought, but turn them into critical nutrients that build proteins, create energy and keep the cells alive, according to a new study published in Nature
https://news.cuanschutz.edu/news-stories/bacteria-consumed-by-immune-cells-become-part-of-the-cell?utm_campaign=bacteria&utm_source=reddit&utm_medium=social
https://redd.it/1iyr9r6
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Stellaris: A high-field quasi-isodynamic stellarator for a prototypical fusion power plant
https://www.sciencedirect.com/science/article/pii/S0920379625000705
https://redd.it/1iym8zo
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Serious mental illness common in chronic kidney disease. Patients with chronic kidney disease are 56 percent more likely to suffer from serious mental illnesses such as schizophrenia, bipolar disorder or major depression compared to the general population.
https://news.ki.se/serious-mental-illness-common-in-chronic-kidney-disease
https://redd.it/1iyn2e3
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Plants losing appetite for carbon dioxide amid effects of warming climate - Earth’s plants and soils reached peak carbon dioxide sequestration in 2008 but proportion absorbed has been declining since, study finds. Passing this tipping point increases the chances of runaway climate breakdown.
https://www.theguardian.com/science/2025/feb/26/plants-losing-appetite-for-carbon-dioxide-amid-effects-of-warming-climate
https://redd.it/1iykhbe
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