Add BrightSurf on Google Email

Science News Archive 2025 - Page 402


Page 402 of 574

People prefer meat alternatives if they are significantly cheaper than real meat, study shows

A recent survey of 2,100 US customers found that the price of meat alternatives is the most decisive factor for their acceptance. When both options were priced the same, respondents often favored the animal product, but significantly cheaper alternatives made them more attractive.

SourceMartin-Luther-Universität Halle-Wittenberg·JournalProceedings of the National Academy of Sciences·TypeSurvey·DateFeb 3, 2025

Common treatment for binge eating disorder shows mixed results

Researchers found that while lisdexamfetamine reduced binge episodes and improved appetite control in some patients, others experienced significant side effects and inconsistent efficacy. The study highlights the need for a more nuanced understanding of the drug's effects on patients with binge eating disorder.

SourceRutgers University·JournalPsychiatry Research Communications·TypeSurvey·DateFeb 3, 2025

Study finds most Americans oppose detaining sick undocumented immigrants but support post-treatment detention

A study by Texas A&M University found that most people in the US are not in favor of detaining sick undocumented immigrants who reach interior border checkpoints. However, they do support detention after medical treatment is complete. The survey also found broad public support for expanding existing policies to allow undocumented indiv...

SourceTexas A&M University·JournalHealth Economics Policy and Law·DateFeb 3, 2025

Groundbreaking studies reveal lasting impact of PTSD on Vietnam veterans, linking combat to CVD and chronic health issues; psychosocial conditions more than 50 years later

New studies reveal lasting impact of PTSD on Vietnam veterans, linking combat to cardiovascular disease and chronic health issues. Veterans with PTSD or sub-threshold conditions face significant psychological and physical health challenges, including heart disease, arthritis, sleep apnea, and gastroesophageal reflux disease.

SourceColumbia University's Mailman School of Public Health·JournalJournal of Occupational and Environmental Medicine·DateFeb 3, 2025

A light-activated drug to fight psoriasis

A new compound, MRS7787, has been shown to treat psoriasis in an animal model with anti-inflammatory effects. The therapy is activated by blue light and opens new avenues for multimodal treatment, especially for treatment-resistant cases.

SourceUniversity of Barcelona·JournalJournal of the American Chemical Society·TypeExperimental study·DateFeb 3, 2025

Houston Methodist researchers identify inhibitor drugs to treat aggressive breast cancer

Researchers have identified two inhibitor drugs, phosphoinositide 3 kinase inhibitor (P13K) and nitric oxide inhibitor (NOS), with potential to disrupt disease progression in metaplastic breast cancer. The study found that these drugs can make treatment more effective by disrupting unique signaling pathways in the cell interaction.

SourceHouston Methodist·JournalNature·TypeRandomized controlled/clinical trial·DateFeb 3, 2025

Alcohol-related deaths up 18% during pandemic

New research reveals a 18% increase in alcohol-related deaths in Canada during the pandemic, with higher increases in 2020 and 2021. The study also found increased hospitalizations related to alcohol use, particularly among younger adults and females, suggesting potential early warning signs for future liver-related disease.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeData/statistical analysis·DateFeb 3, 2025

Skin disease patients show response to targeted treatment

Researchers have identified a targeted therapy that could bring relief to people living with lichen planus, a chronic inflammatory skin condition. The treatment, baricitinib, selectively blocks specific inflammatory pathways, reducing inflammation and suppressing the overactive immune response that contributes to the disease.

SourceMayo Clinic·JournalJournal of Clinical Investigation·DateFeb 3, 2025

Can ocean-floor mining oversights help us regulate space debris and mining on the Moon?

The regulation of ocean-floor mining may hold key lessons for the management of space debris and mining on the Moon. International discussions on space traffic management and active debris control could help prevent space debris from orbiting the Moon and Mars. Effective regulations are crucial to ensuring sustainable space activities.

SourceFrontiers·JournalFrontiers in Space Technologies·TypeCommentary/editorial·DateFeb 3, 2025

Keeper or corner?

Neuroscientists investigated how the brain implements flexibility in decision-making, revealing that it either reuses known neural pathways or develops new patterns. The findings help understand why some adaptations are more difficult than others, especially in social interactions and motor tasks.

SourceDeutsches Primatenzentrum (DPZ)/German Primate Center·JournalNature Communications·TypeExperimental study·DateFeb 3, 2025

SPACIER: Automated polymer design tool integrating machine learning and molecular simulations – advancing the discovery of high-performance optical polymers

Researchers developed SPACIER, an open-source software that integrates machine learning with molecular simulations to design high-performance optical polymers. The tool surpassed the empirical limits of refractive index and Abbe number in a proof-of-concept study, demonstrating its practical potential.

SourceResearch Organization of Information and Systems·Journalnpj Computational Materials·DateFeb 2, 2025

Revealing underwater secrets with new technique

Researchers developed a new technique to estimate prey size and energy content from animal-borne camera footage, providing insights into predator-prey interactions and foraging strategies. This study on Humboldt, King and Tawaki/Fiordland penguins sheds light on the feeding behavior of marine wildlife.

SourceUniversity of Otago·JournalPeerJ·TypeCase study·DateFeb 2, 2025

Avoiding the double-edged sword of energy storage technology

The study reveals that battery production depends on over 35 materials and critical minerals, posing significant human health and environmental risks. Sustainable solutions like green energy systems, tailings backfilling, and circular economy strategies are proposed to mitigate these impacts.

SourceReichman University·JournalResources Conservation and Recycling·TypeExperimental study·DateFeb 2, 2025

A new approach to detecting Alzheimer’s disease

Researchers at Lancaster University have developed a new method to detect Alzheimer's disease by analyzing changes in brain oxygenation dynamics and neuronal function. The study found that individuals with Alzheimer's disease exhibit altered respiratory frequency, which may be an early indicator of the condition.

SourceLancaster University·JournalBrain Communications·TypeExperimental study·DateFeb 2, 2025

Could the contraceptive pill reduce risk of ovarian cancer?

Researchers found that women who had used the oral contraceptive pill had a lower risk of ovarian cancer, with a 39% reduced risk for those who had given birth to two or more children. The study also identified certain biomarkers and lifestyle factors associated with a lower risk of ovarian cancer, including lower body weight and short...

SourceUniversity of South Australia·JournalInternational Journal of Gynecological Cancer·TypeData/statistical analysis·DateFeb 2, 2025

Grove School’s Arthur Paul Pedersen publishes critical essay on scientific measurement literacy

A critical essay published in PNAS warns of the dangers of measurement illiteracy in scientific discourse, emphasizing its crucial role in effectively carrying out science. The authors urge broad efforts to reform measurement literacy, which enables scientists to be responsible and trusted ambassadors of knowledge.

SourceCity College of New York·JournalProceedings of the National Academy of Sciences·TypeCommentary/editorial·DateJan 31, 2025

The gut-brain connection in Alzheimer’s unveiled with X-rays

Researchers discovered how X-ray microtomography can provide insights into the processes linking gut neurons to brain cells, potentially triggering Alzheimer's. The study found alterations in gut tissues and cell transformations in mice affected with Alzheimer's, suggesting a potential therapeutic target for early detection and treatment.

SourceEuropean Synchrotron Radiation Facility·JournalScience Advances·TypeExperimental study·DateJan 31, 2025