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Science News Archive 2025 - Page 144


Page 144 of 574

Sweet discovery: sugars from the salty ocean are responsible for a large part of the ice nuclei in clouds over the remote oceans of the southern hemisphere

Marine microorganisms produce sugar compounds that enter the atmosphere through sea spray, contributing to cloud and precipitation formation. These polysaccharides are found to be the most important ice nuclei in clean air over the oceans around Antarctica.

Lunar Policy Platform (LPP), Committee on Space Research (COSPAR), and International Astronomical Union (IAU) sign MoU on Lunar Science & Ethics

The LPP, COSPAR, and IAU have signed a Memorandum of Understanding (MoU) to collaborate on lunar science and ethics. The partnership aims to develop principles and practices for balanced approaches to lunar activities, with a focus on promoting international cooperation and science-informed space policies.

To ‘Infinity’ and beyond — a look at a newborn black hole

Researchers at Yale University have discovered a supermassive black hole in the recently-collided galaxies known as the 'Infinity' galaxy. This finding is significant as it suggests a novel way for black holes to form and provides a possible explanation for the existence of incredibly massive black holes in the early universe.

SourceYale University·JournalThe Astrophysical Journal Letters·DateJul 15, 2025

Chronic hives: Researchers identify most effective, safest treatments

A new study led by McMaster University researchers compared over 40 treatment options for chronic hives and found that certain treatments are more effective and safer than others. The findings will inform upcoming international clinical guidelines, providing patients and clinicians with a clear 'menu of treatment options' to choose from.

SourceMcMaster University·JournalJournal of Allergy and Clinical Immunology·DateJul 15, 2025

An alternative adhesive for wearable medical devices

Researchers at Texas A&M University have developed a new type of adhesive that could improve the comfort and safety of wearable medical devices. The adhesive, made from polyelectrolyte-complex coatings, is water-based and has been shown to match the strength of commercial-grade adhesives while reducing skin irritation.

SourceTexas A&M University·JournalMacromolecular Rapid Communications·DateJul 15, 2025

Korea University researchers reveal revealing how WEE1 drives cancer resistance to immunotherapy

Researchers from Korea University have discovered that the protein WEE1 can paradoxically drive immune resistance in cancer cells when located in the cytoplasm. This study suggests that targeting WEE1 with an inhibitor, such as adavosertib, may sensitize tumors to immunotherapy and reinvigorate antitumor immunity.

SourceKorea University College of Medicine·JournalCancer Immunology Research·TypeExperimental study·DateJul 15, 2025

'Adventurous’ vs ‘homebody’ anemonefish – research reveals key influences in diversification and evolution

Anemonefish evolved into diverse species due to distinct ecological lifestyles, including swimming efficiency, muscle architecture, and behavior. The study challenges long-held ideas about host specialization, positioning anemonefish as a new model system for studying ecological and evolutionary forces.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalCurrent Biology·TypeObservational study·DateJul 15, 2025

New breakthrough could sharpen our view of colliding black holes

A new approach to analyzing gravitational-wave data could transform our understanding of extreme events like colliding black holes. The method developed by researchers from the University of Portsmouth and University College Dublin improves how scientists compare wave signals to existing models, laying important groundwork for future d...

SourceUniversity of Portsmouth·JournalNature Astronomy·TypeComputational simulation/modeling·DateJul 15, 2025

Scientists discover a simple set of rules that may explain how our tissues stay organized

Researchers at ChristianaCare and the University of Delaware have identified five core biological rules that govern the structure and behavior of cells, potentially explaining how tissues stay organized. This discovery has significant implications for understanding tissue repair, birth defects, and cancer development.

SourceChristianaCare·JournalBiology of the Cell·TypeComputational simulation/modeling·DateJul 15, 2025

Meet your digital twin

Researchers created a digital twin to detect disease risk, initiate preventive treatment, and simulate effective treatments. The model uses extensive human data from the Human Phenotype Project to identify deviations from expected physiological changes in 17 body systems.

SourceWeizmann Institute of Science·JournalNature Medicine·DateJul 15, 2025

Can biodegradable mulch films harm soil health?

A three-year study found that biodegradable plastic mulch films increased crop yields by 43%–46%, while maintaining stable soil organic matter content. The 'mini-greenhouse effect' created by the mulch film accelerated nutrient mineralization and reduced moisture evaporation, creating an ideal microenvironment for crop growth.

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeExperimental study·DateJul 15, 2025

Planted forests store more seeds than natural ones—a surprising boost for reforestation

A study reveals that planted forests store significantly more seeds than their natural counterparts, providing a vital boost to reforestation initiatives. Soil nutrients and forest characteristics play a crucial role in shaping seed bank dynamics, with soil attributes emerging as the dominant drivers of seed storage.

SourceMaximum Academic Press·JournalSeed Biology·TypeExperimental study·DateJul 15, 2025

Universal method unlocks entropy calculation for liquids

Researchers developed a universal approach to calculate liquid entropy using fundamental physical principles, achieving remarkable consistency with existing data. The new method predicts entropy accurately for various liquids, including sodium, and has significant implications for optimizing chemical reactions and material properties.

SourceThe University of Osaka·TypeComputational simulation/modeling·DateJul 15, 2025

Induction effect of fluorine-grafted polymer-based electrolytes for high-performance lithium metal batteries

A fluorine-grafted quasi-solid composite electrolyte boosts ionic conductivity while sculpting a self-armoring LiF-rich interphase, enabling ultra-stable cycling. The electrolyte sustains symmetric Li||Li cells for over 4,000 hours and drives Ni-rich NCM622 full cells to retain nearly 100% capacity after 350 cycles.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeExperimental study·DateJul 15, 2025

Pavlov’s dogs were conditioned to go to their treat. Why do some animals learn to interact with the bell instead?

Researchers discovered that sign trackers, which prioritize interacting with cues over waiting for rewards, rely on dopamine in specific brain regions. The study found that inhibiting dopamine prevented rats from learning to sign track, while increasing dopamine did not speed up the process.

SourceUniversity of Pittsburgh·JournalNeuroscience·TypeExperimental study·DateJul 15, 2025

Transforming growth factor-beta signaling in cancer: therapeutic implications, challenges, and pathways to progress

The review critically examines anti-TGFβ therapies for cancer treatment, highlighting the importance of targeting specific epitopes to mitigate off-target toxicity. It suggests implementing intermittent dosing schedules or optimally timed interventions to alleviate toxicity without compromising efficacy.

Realizing on-site carbon nanotube photo-thermoelectric imaging

Researchers at Chuo University have developed chemically enriched photo-thermoelectric (PTE) imagers using semiconducting carbon nanotube (CNT) films, achieving enhanced response intensity and noise reduction. This enables efficient remote and on-site inspections with palm-sized wireless circuits.

SourceChuo University·JournalCommunications Materials·TypeExperimental study·DateJul 15, 2025

New research helps narrow down uncertainties in near-term precipitation projections for the Asian Water Tower

A new study uses 100 ensemble members to analyze near-term precipitation projections for the QP, finding a complex east–west dipole pattern influenced by the Interdecadal Pacific Oscillation. This helps increase consistency of precipitation projections.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateJul 15, 2025