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Science News Archive 2025 - Page 196


Page 196 of 574

UC San Diego researchers find evidence of accelerated aging in children with multiple sclerosis

Researchers discovered that children with MS show signs of accelerated biological aging, even in their teenage years, which may lead to new treatment possibilities beyond immunosuppression. The study found that youth with MS had evidence of accelerated epigenetic age, a measurement of DNA chemical modifications associated with aging.

Fossilized dinosaur gut shows that sauropods barely chewed

A recent study published in Current Biology found that sauropods, a type of herbivorous dinosaur, relied heavily on their gut microbes for digestion. The analysis of plant fossils in the dinosaur's gut suggests that they engaged in minimal oral processing and instead ate bulk feeders.

SourceCell Press·JournalCurrent Biology·TypeObservational study·DateJun 9, 2025

A study led by CIC bioGUNE delves into the complexity of the most aggressive form of prostate cancer

Researchers at CIC bioGUNE have made a significant breakthrough in understanding the most aggressive form of prostate cancer, revealing that it behaves differently from other types. The study shows that cancer cells use a unique 'language' to communicate with normal cells, altering their behavior and benefiting the tumor.

SourceCIC bioGUNE·JournalGenome Biology·TypeData/statistical analysis·DateJun 9, 2025

Engineers develop genetic testing device to detect rare mutations

Researchers at Rutgers University have developed a portable device capable of detecting rare genetic mutations from a single drop of blood. The device combines allele-specific polymerase chain reaction with electrical impedance to quickly and accurately test for conditions like hereditary transthyretin amyloidosis.

SourceRutgers University·JournalCommunications Engineering·TypeExperimental study·DateJun 9, 2025

Mysterious fungi: Researchers pinpoint hotspots of “dark taxa” across Earth’s underground ecosystems

A new study reveals that 83% of ectomycorrhizal fungi are dark taxa, meaning they can't be linked to named or described species, posing problems for conservation efforts. The discovery highlights the importance of protecting these underground fungi, which regulate Earth's climate and ecosystems.

SourceSPUN (Society for the Protection of Underground Networks)·JournalCurrent Biology·TypeLiterature review·DateJun 9, 2025

Mood disorders in late-life may be early warning signs for dementia

Research found that approximately 50% of participants with late-life depression and bipolar disorder showed tau accumulation in their brains, compared to only about 15% of healthy controls. The study suggests that neurodegenerative diseases, including Alzheimer's, can initially manifest as psychiatric symptoms.

SourceThe National Institutes for Quantum Science and Technology·JournalAlzheimer s & Dementia·TypeObservational study·DateJun 9, 2025

University Hospitals Harrington Heart & Vascular Institute unveils new structural heart program, cardiac catheterization lab at UH Lake West Medical Center

The new program offers minimally invasive treatments for cardiovascular issues, including transcatheter aortic valve replacement and left atrial appendage occlusion. The cardiac catheterization lab features state-of-the-art equipment, allowing improved diagnostic imaging and safer procedures.

An ultra-low platinum loading ORR electrocatalyst with high efficiency: Synergistic effects of Pt and Fe-N-C support

A novel approach to synthesizing an ultra-low platinum loading ORR electrocatalyst is presented, achieving a doubling of mass activity compared to conventional catalysts. The catalyst demonstrates remarkable performance in zinc-air batteries, with impressive peak power density and excellent durability.

SourceHigher Education Press·JournalFrontiers in Energy·TypeExperimental study·DateJun 9, 2025

Pinned-surface and double-junction photodiode type super high-performance image sensor with built-in solar cell structure

Researchers have developed a new high-performance image sensor that incorporates a built-in solar cell structure using pinned-surface double-junction photodiodes. This design improves light sensitivity and reduces image lag, making it suitable for applications such as AI smart robot vision chips.

SourceELSP·JournalElectronics and Signal Processing·TypeExperimental study·DateJun 9, 2025

Modeling electric response of materials, a million atoms at a time

Researchers developed a machine learning framework that can predict how materials respond to electric fields up to a million atoms, accelerating simulations beyond quantum mechanical methods. This allows for accurate, large-scale simulations of material responses to various external stimuli.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalNature Communications·TypeComputational simulation/modeling·DateJun 9, 2025

From puck drop to brain pop

Researchers found that passionate fans show more activity in the dorsal medial prefrontal cortex during offensive faceoff opportunities, indicating emotional involvement and evaluative thinking. The study used functional near-infrared spectroscopy to track brain activity in 20 participants watching a professional European ice hockey game.

SourceUniversity of Waterloo·JournalScientific Reports·DateJun 9, 2025

A recipe for success: beefing up the taste of cultured meat with amino acids

Researchers at the Institute of Industrial Science, The University of Tokyo, found that increasing levels of free amino acids in the culture medium can increase intracellular free amino acids and influence flavor compounds in cultured meat. Glutamic acid was the most prominent amino acid, while alanine was higher in conventional beef.

Effects of psilocybin on religious and spiritual attitudes and behaviors in clergy from major world religions

A study found that psilocybin increased overall psychological well-being, including positive changes in religious practices and attitudes. Clergy who received psilocybin reported sustained improvements in their behavior and attitudes up to 16 months after treatment.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalPsychedelic Medicine·TypeRandomized controlled/clinical trial·DateJun 9, 2025

Protected Antarctic oceanic life threatened by ships anchoring, first underwater videos show

A recent study has gathered the first video evidence of anchoring and chain damage in Antarctic waters, highlighting a critically understudied conservation issue. The research found that anchor impacts can cause localized destruction to seafloor habitats, leading to the loss of slow-growing, sessile species.

SourceFrontiers·JournalFrontiers in Conservation Science·TypeObservational study·DateJun 9, 2025

Location of firearm suicides in the United States

Nearly 1 in 5 US firearm suicides occur outside the home, suggesting broader community-based interventions could enhance prevention strategies. The study's findings support extending existing home-based interventions to reduce firearm-related suicides nationwide.

SourceJAMA Network·JournalJAMA Network Open·DateJun 9, 2025