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Science News Archive March 2025 - Page 51


Page 51 of 51

Melting Antarctic ice sheets will slow Earth’s strongest ocean current

Researchers find that melting Antarctic ice sheets are slowing the Antarctic Circumpolar Current (ACC), the world's strongest ocean current, by around 20% by 2050. This change in ocean properties and circulation patterns has implications for global climate indicators, including sea level rise and marine ecosystems.

SourceUniversity of Melbourne·JournalEnvironmental Research Letters·TypeComputational simulation/modeling·DateMar 3, 2025

Hallucinogen use linked to 2.6-fold increase in risk of death for people needing emergency care

A new study found that people seeking emergency care for hallucinogen use were at a 2.6-fold higher risk of death within 5 years compared to the general population. The increased risk was highest among individuals with medical comorbidities and those from low-income neighborhoods.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·TypeObservational study·DateMar 3, 2025

New study evaluates speech reliability across everyday devices

A new study has assessed the reliability of speech acoustic features across consumer-grade mobile devices, finding that frequency-related features are highly reliable for remote assessment. The study suggests that standardized protocols and improved algorithms can optimize remote speech-based assessment technologies.

Endothelial-to-osteoblast conversion maintains bone homeostasis through Kindlin-2/Piezo1/TGFβ/Runx2 axis

The study reveals the molecular mechanisms underlying endothelial-to-osteoblast conversion, promoting osteoblast differentiation and influencing Runx2 expression. The Kindlin-2/Piezo1/TGFβ/Runx2 pathway contributes to bone tissue homeostasis and may have implications for treating bone diseases like osteoporosis.

SourceHigher Education Press·JournalProtein & Cell·TypeExperimental study·DateMar 2, 2025

How does phytosiderophore regulate the rhizosphere dialogue between plants and microorganisms?

Researchers found that phytosiderophores, such as proline-2'-deoxymugineic acid (PDMA), play a crucial role in regulating the rhizosphere dialogue between plants and microorganisms. PDMA enhances nutrient availability and promotes beneficial rhizobacterial community formation.

SourceHigher Education Press·JournalFrontiers of Agricultural Science and Engineering·TypeExperimental study·DateMar 2, 2025

An effective method for quantification, visualization and analysis of 3D cell shape during early embryogenesis

A new method for quantifying 3D cell shape during early embryogenesis, called 3DCSQ, has been developed to analyze cellular morphologies. This method combines spherical grids, spherical harmonics, and principal component analysis to identify biologically reproducible cellular patterns in organisms like C. elegans.

SourceHigher Education Press·JournalQuantitative Biology·TypeExperimental study·DateMar 2, 2025

Mysterious interstellar icy objects

Astronomers from Niigata University and The University of Tokyo discovered two enigmatic interstellar objects rich in interstellar ices containing water and organic molecules. The ALMA telescope revealed compact distributions of molecular emission lines, indicating kinematically independent objects at different distances. These unusual...

SourceNiigata University·JournalThe Astrophysical Journal·DateMar 2, 2025

Omalizumab treats multi-food allergy better than oral immunotherapy

Researchers found that omalizumab significantly improved treatment outcomes for multi-food allergy patients compared to oral immunotherapy. A total of 36% of omalizumab recipients could tolerate at least 2 grams of multiple food allergens, while only 19% of oral immunotherapy participants achieved this threshold.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalJournal of Allergy and Clinical Immunology·DateMar 2, 2025