r/science • u/mvea • 11h ago

Health Researchers tweaked compound from brown seaweed that appears to hold anti-obesity potential – not through appetite suppression or fat burning, but by targeting the gut microbiome to fight weight gain naturally and long-term, successfully tested in mice, without drugs or diet changes.

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newatlas.com
4.3k Upvotes
67 comments

r/science • u/unsw • 2h ago

Psychology 90% of Australian teachers experience severe levels of stress and 70% describe their workload as largely or completely unmanageable

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unsw.edu.au
833 Upvotes
26 comments

r/science • u/mvea • 19h ago

Psychology Highly attractive fitness influencers, or “fitfluencers,” tended to receive less engagement from audiences than their moderately attractive counterparts. The reason appears to center on relatability. The authors refer to this as the “beauty backfire effect.”

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psypost.org
9.2k Upvotes
364 comments

r/science • u/F0urLeafCl0ver • 18h ago

Geology U.S. already has the critical minerals it needs – but they're being thrown away, new analysis shows

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minesnewsroom.com
5.3k Upvotes
173 comments

r/science • u/TX908 • 44m ago

Health A new study finds that a high-salt diet triggers brain inflammation that drives up blood pressure. A discovery in rats challenges long-held beliefs about hypertension and points to the brain as a new treatment target.

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mcgill.ca
• Upvotes
7 comments

r/science • u/chrisdh79 • 14h ago

Psychology Study finds Trump and Harris used distinct rhetoric in 2024—but shared more similarities than expected

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psypost.org
867 Upvotes
424 comments

r/science • u/calliope_kekule • 1h ago

Neuroscience A new study in mice shows that while brief food smells spark hunger, prolonged exposure makes them eat less. Brain circuits linking smell and appetite explain this effect.

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nature.com
• Upvotes
2 comments

r/science • u/lebron8 • 6h ago

Animal Science Birds may follow a hidden pattern of human language

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earth.com
149 Upvotes
5 comments

r/science • u/calliope_kekule • 1d ago

Psychology A 5-year study finds it is not gullibility but community that draws people in. Conspiracy spaces offer identity, support, and purpose, which helps explain their pull and persistence.

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3.3k Upvotes
145 comments

r/science • u/sometimeshiny • 7h ago

Neuroscience Glutamate is implicated in migraine pathophysiology. NMDA, AMPA, and kainate antagonists, plus approaches that target metabotropic glutamate receptors (mGlu), are evaluated for potential to reduce attacks and symptoms.

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mdpi.com
101 Upvotes
8 comments

r/science • u/mvea • 1d ago

Neuroscience Chronic exposure to microplastics impairs blood-brain barrier, induce oxidative stress in the brain, and damages neurons, finds a new study on rats. These particles are now widespread in oceans, rivers, soil, and even the air, making them difficult to avoid.

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psypost.org
9.5k Upvotes
350 comments

r/science • u/Kerubiel_Cherub • 16h ago

Environment The 2nd IPCC assessment report (1995) presented Scenario IS92a, which matched real-world pCO2 since then rather well. Their prediction for the resulting sea level rise came out very close to observations.

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179 Upvotes
2 comments

r/science • u/chrisdh79 • 1d ago

Psychology Women feel unsafe when objectified—but may still self-sexualize if the man is attractive or wealthy | However, this heightened anxiety did not reduce women’s tendency to self-sexualize when the partner was described as attractive or high in socioeconomic status.

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psypost.org
6.1k Upvotes
900 comments

r/science • u/mvea • 1d ago

Health Most TikTok videos about birth control are unreliable, study finds. Over half (53%) explicitly rejected hormonal birth control, and 34% expressed distrust toward health professionals or medical advice. Some even promoted unproven alternatives such as papaya seeds or coconut oil as contraceptives.

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psypost.org
7.4k Upvotes
376 comments

r/science • u/nohup_me • 1d ago

Neuroscience Study have identified a specific brain circuit in primates that, when disrupted, reduces motivation and increases anxiety — symptoms closely linked to depression

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2.0k Upvotes
49 comments

r/science • u/Ollyfer • 19m ago

Paleontology A newly named relative of Iguanodon had a distinctive sail running along its back. While the exact purpose of these structures is debated, the exaggerated backbones of Istiorachis macarthurae could have helped it to attract a partner.

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• Upvotes
1 comment

r/science • u/sometimeshiny • 1d ago

Neuroscience Glutamate and GABA in the prefrontal cortex relate to working memory in humans: higher glutamate is associated with better accuracy and higher GABA with less distraction; in older adults, hippocampal glutamate is associated with more interference.

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383 Upvotes
18 comments

r/science • u/lovelettersforher • 16h ago

Chemistry Electron flow matching for generative reaction mechanism prediction

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nature.com
33 Upvotes
2 comments

r/science • u/calliope_kekule • 1d ago

Environment From 2002–2021, global wildfire exposure rose by 40% even though total burned land shrank. Most people directly affected lived in Africa, showing rising human vulnerability.

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140 Upvotes
1 comment

r/science • u/nohup_me • 1d ago

Environment Combined effect of summer heat and urban air pollution may trigger hormonal changes in children, with long-term consequences on their behavioral development

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697 Upvotes
5 comments

r/science • u/mvea • 1d ago

Health Only 37% of US states require sexual education in schools to be medically accurately. Despite overwhelming evidence of the health benefits of school-based sexual education, no federal law requires schools in the United States to teach this subject. K

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3.2k Upvotes
145 comments

r/science • u/lovelettersforher • 19h ago

Physics Proximity screening greatly enhances electronic quality of graphene

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nature.com
38 Upvotes
1 comment

r/science • u/Kerubiel_Cherub • 1h ago

Paleontology The amount of living stuff on Earth (biomass) tracks the biodiversity curve over the last ~550 million years.

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• Upvotes
2 comments

r/science • u/FunnyGamer97 • 1d ago

Biology Freeze-framing the cellular world: Researchers develop time-deterministic cryo-optical microscopy, which freezes cells with millisecond precision, enabling accurate, high-resolution visualization of transient moments during dynamic cellular processes

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eurekalert.org
104 Upvotes
1 comment

r/science • u/Ollyfer • 1d ago

Cancer An observational study showed that GLP-1 agonists decreased the risks of different types of cancer in people with obesity. The only cancer whose risk was not lowered due to those agonists was kidney cancer.

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711 Upvotes
36 comments