r/science • u/chrisdh79 • 2d ago

Materials Science 3D-Printed Imitation Skin Could Replace Animal Testing | The imitation skin is equipped with living cells and could be used for testing nanoparticle-containing cosmetics.

technologynetworks.com

379 Upvotes

8 comments

r/science • u/MistWeaver80 • 2d ago

Health A switch of just two weeks from a traditional African diet to a Western diet causes inflammation, reduces the immune response to pathogens, and activates processes associated with lifestyle diseases. Conversely, an African diet rich in vegetables, fiber, and fermented foods has positive effects.

eurekalert.org

10.3k Upvotes

452 comments

r/science • u/Wagamaga • 2d ago

Neuroscience Children exposed to higher levels of air pollution in early and mid childhood have weaker connections between key brain region. The associations persisted throughout adolescence, suggesting persistent disruptions in the normal development of brain networks

isglobal.org

354 Upvotes

11 comments

r/science • u/Hrmbee • 2d ago

Biology A genetic change that turned horses into athletic powerhouses | Running a genetic stop sign accelerates oxygen metabolism and energy production in horses

npr.org

189 Upvotes

8 comments

r/science • u/AgingUS • 1d ago

Biology Mitochondrial oxidative stress or decreased autophagy in osteoblast lineage cells is not sufficient to mimic the deleterious effects of aging on bone mechanoresponsiveness

doi.org

41 Upvotes

3 comments

r/science • u/mvea • 2d ago

Economics New study finds that over 95% of sponsored influencer posts on Twitter (now X) were not disclosed. A large number of consumers can’t detect the sponsorship arrangement without disclosure. The consumer-protection regulatory environment around undisclosed sponsorships has lagged behind.

informs.org

1.2k Upvotes

23 comments

r/science • u/calliope_kekule • 2d ago

Environment China’s reforestation has turned land-use from a carbon source into a huge carbon sink, absorbing one-third of national land carbon emissions since 2001.

doi.org

632 Upvotes

3 comments

r/science • u/MistWeaver80 • 2d ago

Anthropology A study (n=13,184) from Denmark, Finland, and Norway found that, while 71% of the participants support gender egalitarianism, 19% favor gender equality in public roles but support sex inequality in family roles. Another small minority does not believe in gender equality.

onlinelibrary.wiley.com

63 Upvotes

3 comments

r/science • u/theslipguy • 3d ago

Health Maintaining 9 Inches of Wood Chips Reduces Playground Fall Impact Forces by 44%. Only 4.7% of playgrounds maintain 9-inches likely placing children at higher risk of playground injuries.

frontiersin.org

11.3k Upvotes

784 comments

r/science • u/FalconEducational260 • 2d ago

Animal Science In the Calls of Bonobos, Scientists Hear Hints of Language - The New York Times

nytimes.com

546 Upvotes

47 comments

r/science • u/nohup_me • 3d ago

Health Scientists have shown that a sequence of just three amino acids may reduce the severity of psoriasis, when applied topically in an emollient cream

birmingham.ac.uk

2.5k Upvotes

30 comments

r/science • u/RhiannaSmithSci • 2d ago

Neuroscience A new study investigates how white matter connectivity differs in children with autism spectrum disorder (ASD). Using advanced imaging techniques, the researchers found that differences in key neural pathways were linked to core ASD symptoms such as repetitive behaviors.

technologynetworks.com

153 Upvotes

3 comments

r/science • u/GeoGeoGeoGeo • 2d ago

Geology This Is the Most Detailed Map of Antarctica Ever Made - Scientists compiled decades of data to reveal the continent hiding beneath millions of miles of ice.

atlasobscura.com

1.3k Upvotes

81 comments

r/science • u/mvea • 3d ago

Health Deporting immigrants may further shrink the health care workforce. More than 1 million noncitizen immigrants (one-third of them undocumented) work in health care in the US. Many health care workers may be removed if President Trump implements plans to deport undocumented immigrants.

jamanetwork.com

1.4k Upvotes

171 comments

r/science • u/universityofga • 2d ago

Social Science Fear of rejection influences how children conform to peers

news.uga.edu

32 Upvotes

8 comments

r/science • u/JeremyWheels • 2d ago

Health Low-density lipoprotein cholesterol levels and risk of incident dementia: a distributed network analysis using common data models

jnnp.bmj.com

41 Upvotes

4 comments

r/science • u/mvea • 3d 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.

psychologytoday.com

4.9k Upvotes

176 comments

r/science • u/MarzipanBackground91 • 2d ago

Neuroscience Study found chronic alcohol impaired decision-making in male rats more than females. Males struggled to adapt to reward changes, while females were less affected. Alcohol altered brain reward processing differently by sex, suggesting why addiction impacts genders differently.

science.org

115 Upvotes

2 comments

r/science • u/RhiannaSmithSci • 3d ago

Neuroscience A study shows how food poisoning leads to lasting food aversions by activating specific neural pathways in the brain.

technologynetworks.com

2.3k Upvotes

174 comments

r/science • u/flacao9 • 3d ago

Animal Science Meat-eating dinosaurs shared watering holes with their prey

bbc.co.uk

1.1k Upvotes

100 comments

r/science • u/MarzipanBackground91 • 2d ago

Biology New nanomechanical biosensor detects HIV p24 antigen at 100 fg/mL in 15 mins, using antibody-coated cantilevers. Works across HIV subtypes, enabling rapid, portable early diagnosis. Could revolutionize point-of-care testing

sciencedirect.com

86 Upvotes

1 comment

r/science • u/Oncotarget • 1d ago

Cancer Deep learning-based uncertainty quantification for quality assurance in hepatobiliary imaging-based techniques

doi.org

2 Upvotes

1 comment

r/science • u/nohup_me • 3d ago

Neuroscience A study has identified specific brain networks that regulate the intensity of political engagement, irrespective of ideology: damage to the prefrontal cortex increases political fervor, while damage to the amygdala reduces it

news.northwestern.edu

337 Upvotes

18 comments

r/science • u/Wagamaga • 3d ago

Environment Drone experiment reveals how Greenland ice sheet is changing. Greenland lost about 55 gigatons of ice and snow between fall 2023 and fall 2024. The island is shedding ice for the 28th year in a row, and scientists estimate that it has lost more than 5 trillion tons of ice since 1992.

colorado.edu

347 Upvotes

11 comments

r/science • u/chrisdh79 • 3d ago

Materials Science All-natural elephant skin-inspired fungi tiles offer up to 70% more cooling for buildings | The bumpy surface of these tiles improves cooling by 70% in wet conditions compared to flat mycelium tiles.

technologynetworks.com

545 Upvotes

18 comments

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