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Science News Archive March 2025 - Page 44


Page 44 of 51

The cacao tree species (Theobroma cacao L.), from which we get chocolate, is likely about 7.5 million years old, with chloroplast genomes indicating that the current known diversity diversified during the Pliocene or Miocene epochs

Researchers analyzed chloroplast genomes of cacao trees from northern Peru to determine the species' age and diversity. The study found that the current known diversity diversified during the Pliocene or Miocene epochs, approximately 7.5 million years ago.

SourcePLOS·JournalPLOS One·DateMar 5, 2025

The pupil as a window to the sleeping brain

Researchers at ETH Zurich discovered that pupil dynamics is related to specific patterns of brain activity and arousal levels, contradicting previous assumptions about low arousal during sleep. The study uses pupil measurements to monitor brain activity in humans for the first time.

SourceETH Zurich·JournalNature Communications·DateMar 5, 2025
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Australian researchers call for greater diversity in genomics

A new study highlights the need for more diversity in genomics research, as a commonly found gene variant was mistakenly linked to heart disease in people from Oceanian communities. The researchers found that the variant is actually common among healthy individuals from these regions.

SourceGarvan Institute of Medical Research·JournalEuropean Heart Journal·TypeCase study·DateMar 5, 2025

Possible biomarker identified for Crohn’s disease with arthritis type

A new study by Weill Cornell Medicine researchers has identified a potential biomarker for joint inflammation in Crohn's disease patients, the bacterium Mediterraneibacter gnavus. The study found that M. gnavus is associated with increased immune cell responses and disease activity scores in patients with joint inflammation.

SourceWeill Cornell Medicine·JournalGut Microbes·DateMar 5, 2025
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Strategic mate choice in Guinea baboons

Female Guinea baboons court males with special foraging skills more intensively due to the short-term benefits they provide. This suggests that females prioritize immediate rewards over long-term evaluations of male competence.

SourceDeutsches Primatenzentrum (DPZ)/German Primate Center·JournalProceedings of the Royal Society B Biological Sciences·TypeExperimental study·DateMar 5, 2025

Children’s Hospital of Philadelphia researchers use a “Trojan Horse” approach to develop new antimalarial drugs

Children's Hospital of Philadelphia researchers have discovered a key process where malarial parasites take up human blood cell enzymes, which could provide a new approach for antimalarial treatment. The findings suggest that a human enzyme, acylpeptide hydrolase (APEH), is the major activating enzyme of multiple antimalarial prodrugs.

SourceChildren's Hospital of Philadelphia·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMar 5, 2025
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Real time monitoring of stroke using light and sound

A POSTECH research team developed a photoacoustic computed tomography (PACT) system that non-invasively monitors cerebrovascular changes in small animals with early stages of an ischemic stroke. The technology also measures oxygen saturation in blood vessels, allowing precise tracking of vascular recovery after stroke.

SourcePohang University of Science & Technology (POSTECH)·JournalAdvanced Science·DateMar 5, 2025

Mount Sinai is first in the nation to perform deep brain stimulation implant as part of clinical trial for depression

The Mount Sinai Hospital has become the first in the US to perform a deep brain stimulation (DBS) implantation procedure as part of a clinical trial investigating its effectiveness for treatment-resistant depression. The study aims to gather evidence on the impact of DBS systems developed by healthcare company Abbott.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·TypeRandomized controlled/clinical trial·DateMar 5, 2025

Hearing triggered by molecular “spring”

Researchers from the University of Göttingen have discovered a molecular 'spring' that triggers the opening of ion channels in sensory hair cells of the ear. The findings provide new insights into how hearing begins at the molecular level and shed light on the function of ion channels.

SourceUniversity of Göttingen·JournalNature Neuroscience·TypeExperimental study·DateMar 5, 2025

AI-driven wearable blood pressure sensor for continuous health monitoring – published in nature reviews cardiology​

A new study proposes a theoretical framework for AI-based wearable blood pressure sensors, paving the way for non-invasive and continuous cardiovascular monitoring. The review highlights clinical aspects of implementation, real-time data transmission, and signal quality degradation, and presents strategies to address technical barriers.

SourceThe Korea Advanced Institute of Science and Technology (KAIST)·JournalNature Reviews Cardiology·TypeExperimental study·DateMar 5, 2025
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

New antibodies show potential to defeat all SARS-CoV-2 variants

Researchers at Stanford University have discovered a method to use two antibodies to effectively combat the constantly evolving virus, which could lead to longer-lasting treatments for COVID-19. The antibodies were shown to be effective against all SARS-CoV-2 variants in laboratory testing.

SourceStanford University·DateMar 5, 2025

Hidden in plain sight: the chemical burden of personal care products

A Rutgers University study found that people are exposed to over 100 chemicals through personal care products daily, with varying health concerns across product categories. Researchers recommend practical steps for consumers to reduce exposure, such as using fewer products and choosing safer alternatives.

SourceRutgers University·JournalJournal of Exposure Science & Environmental Epidemiology·TypeSurvey·DateMar 5, 2025

Aluminum: A new hero of hydrogen production

A POSTECH research team has developed a new catalyst using aluminum, improving the performance of hydrogen production in alkaline water electrolysis by approximately 50%. The aluminum catalyst maintained high current density and excellent stability, making it suitable for large-scale hydrogen production.

SourcePohang University of Science & Technology (POSTECH)·JournalACS Catalysis·DateMar 5, 2025
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Researchers find caribou migration patterns are shrinking

Researchers found caribou migration areas decreasing significantly over 35 years, with seasonal migrations shrinking in duration and extent. Habitat loss and human-caused disturbances are correlated with these changes, posing a threat to the species' survival.

SourceUniversity of British Columbia Okanagan campus·JournalGlobal Change Biology·TypeObservational study·DateMar 5, 2025

Gene-edited lettuce: A new approach to fighting micronutrient deficiencies

Researchers developed gene-edited lettuce with significantly higher levels of β-carotene, zeaxanthin, and ascorbic acid without compromising plant growth. This breakthrough highlights the potential of gene editing to combat micronutrient deficiencies and improve dietary quality.

SourceThe Hebrew University of Jerusalem·JournalPlant Biotechnology Journal·TypeExperimental study·DateMar 5, 2025

TB vaccine candidate provides ‘elite’ protection

A new TB vaccine candidate has shown complete protection and a superior immune response in nonhuman primates compared to the existing BCG vaccine. The delta sigH vaccine resulted in a more balanced and effective elimination of the bacteria, with lower levels of inflammation and a different type of interferon triggered.

SourceTexas Biomedical Research Institute·JournalNature Communications·DateMar 5, 2025

Research identifies key antibodies for development of broadly protective norovirus vaccine

Researchers have identified powerful antibodies capable of neutralizing a wide range of norovirus strains, paving the way for designing a broadly effective norovirus vaccine. The discovery brings us closer to a vaccine that could provide lasting protection and prevent devastating effects of norovirus outbreaks.

SourceUniversity of Texas at Austin·JournalScience Translational Medicine·TypeExperimental study·DateMar 5, 2025

Scientists catch water molecules flipping before splitting

Researchers have directly observed water molecules flipping before splitting, which explains why the process requires more energy than expected. This finding could lead to new insights into increasing the efficiency of water splitting, a crucial step in generating clean hydrogen fuel and producing breathable oxygen.

SourceNorthwestern University·JournalScience Advances·DateMar 5, 2025
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Packets of freeze-dried bacteria grow biocement on demand

Scientists have created a shelf-stable formulation of Sporosarcina pasteurii bacteria that can produce biocement when exposed to calcium chloride and urea. This breakthrough could enable the use of powder packets to quickly make tiles, repair oil wells, or strengthen ground for makeshift roads or camps.

SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateMar 5, 2025

Scientists discover genes to grow bigger tomatoes and eggplants

Researchers at Johns Hopkins University have discovered genes that control fruit size in tomatoes and eggplants, opening up opportunities for new varieties and improved agriculture. The study could lead to the development of larger, more nutritious fruits, and has significant potential for global food security.

SourceJohns Hopkins University·JournalNature·DateMar 5, 2025

NIH-funded research team engineers new drug targeting pain sensation pathway

A NIH-funded research team has engineered a medication that targets the body's cannabinoid receptor type 1 (CB1), which shows promise in treating acute and chronic pain. The new drug, VIP36, is more 'peripherally restricted' compared to previous drugs, reducing unwanted side effects.

SourceNIH/National Institute of Neurological Disorders and Stroke·JournalNature·DateMar 5, 2025
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Mizzou researchers identify first-ever neurotherapeutic to address muscle weakness

Researchers at the University of Missouri have identified a small molecule drug that targets a specific serotonin receptor, showing promise as a treatment for sarcopenia. The study suggests that this neurotherapeutic can improve muscle strength by activating motor neurons to fire more effectively.

SourceUniversity of Missouri-Columbia·JournalGeroScience·TypeExperimental study·DateMar 5, 2025

Nanoscale tweaks help alloy withstand high-speed impacts

A Cornell University-led collaboration has designed a new method for creating metals and alloys that can resist extreme impacts and stresses. The research introduces nanometer-scale speed bumps that suppress embrittlement in metallic materials.

SourceCornell University·JournalCommunications Materials·DateMar 5, 2025

CSHL and global collaborators map Solanum pan-genome

Scientists at CSHL and global collaborators have sequenced complete genomes for the Solanum genus, including tomatoes, potatoes, and eggplants. The study reveals the importance of understanding paralog genes in predicting genome editing outcomes.

SourceCold Spring Harbor Laboratory·JournalNature·DateMar 5, 2025
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Scientists discover how aspirin could prevent some cancers from spreading

Researchers found that aspirin prevents cancers from spreading by decreasing a clotting factor called thromboxane A2 and releasing T cells from suppression. This discovery could lead to the development of targeted treatments to prevent cancer metastasis, making aspirin potentially less expensive than antibody-based therapies.

SourceUK Research and Innovation·JournalNature·TypeExperimental study·DateMar 5, 2025
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Putting vegetarian options higher up on hotel menus could reduce carbon emissions

A new study from the University of Surrey suggests that hotels can significantly reduce their environmental impact by prioritizing vegetarian and plant-based options on restaurant menus. By strategically framing these dishes as first choices, hotels can guide guests toward more sustainable food choices.

SourceUniversity of Surrey·JournalJournal of Sustainable Tourism·TypeObservational study·DateMar 5, 2025

Innovations in core-shell nanoparticles advancing drug delivery and precision medicine

Core-shell nanoparticles offer effective drug encapsulation, shielding from degradation, and controlled release. This innovation enables targeted drug delivery, improving treatment outcomes and reducing side effects. The versatility of these nanoparticles allows for tailored materials to suit different therapeutic needs.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalOMICS A Journal of Integrative Biology·TypeLiterature review·DateMar 5, 2025

Footprints of deep-sea mining

A recent study published in Nature Communications provides detailed data on the far-field spatial footprint of mining-induced plume dispersion and redeposition beyond the mining area. The research found that sediment concentrations were up to 10,000 times higher near the mining site and returned to normal levels after 14 hours.

SourceHelmholtz Centre for Ocean Research Kiel (GEOMAR)·JournalNature Communications·TypeObservational study·DateMar 5, 2025

Why some are more susceptible to developing PTSD symptoms than others

A large-scale study found that police officers with more active amygdalae before training were more likely to experience PTSD symptoms after traumatic events. The study suggests that understanding individual differences in amygdala activity can help make people more resilient to trauma.

SourceRadboud University Nijmegen·JournalBiological Psychiatry·DateMar 5, 2025
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Rutgers Health researchers reveal health care disparities for people with disabilities

A Rutgers Health study reveals that people with disabilities face significant barriers to accessing quality healthcare, including negative interactions with providers. The findings underscore the need for disability-competent and affirming care, particularly in light of recent policy changes impacting disabled patients.

SourceRutgers University·JournalHealth Services Research·TypeData/statistical analysis·DateMar 5, 2025

Study: Vaping does not help US tobacco smokers quit

A new US study published in JAMA found that vaping does not help smokers quit and may actually hinder the process. The study analyzed data from over 6,000 US smokers and found no correlation between vaping and increased smoking cessation rates.

SourceUniversity of California - San Diego·JournalJAMA·DateMar 5, 2025
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Sports gambling and drinking behaviors over time

A new study found that sports gambling frequency is associated with the trajectory of alcohol-related problems over time. Screening and treatment interventions are recommended for this high-risk group to prevent further problems.

SourceJAMA Network·JournalJAMA Psychiatry·DateMar 5, 2025

Carnegie Mellon researchers discover new minimally invasive method for deep brain stimulation to treat depression and other neural conditions

Researchers at Carnegie Mellon University have developed a new, minimally invasive method called DeepFocus for treating depression and other neural conditions using transnasal electrical stimulation. This technique offers more accurate and efficient targeting of deep brain structures with lower risk.

SourceCollege of Engineering, Carnegie Mellon University·JournalJournal of Neural Engineering·DateMar 5, 2025

Study reveals how agave plants survive extreme droughts

Researchers used terahertz spectroscopy to study agave plants' ability to retain water in dry environments. They found that agaves store water in a specialized leaf structure and fructans act like molecular sponges to retain moisture. This discovery could lead to better farming practices and drought-resistant crops

SourceOptica·JournalApplied Optics·DateMar 5, 2025
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Aligning Science Across Parkinson’s (ASAP) launches a second funding opportunity to accelerate novel tool development to advance Parkinson's disease research

The Aligning Science Across Parkinson’s (ASAP) initiative offers funding of up to $6M for research community members to develop sustainable tools for Parkinson’s disease research. The funding supports the development of preclinical models, detection reagents, and modulation agents to accelerate therapeutic research.

SourceAligning Science Across Parkinson's·DateMar 5, 2025
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Korea University study investigates the link between early menopause and type 2 diabetes risk

A large-scale Korea University study investigates the link between early menopause and type 2 diabetes risk among postmenopausal women in South Korea. The research reveals that premature menopause is associated with a higher risk of developing type 2 diabetes, emphasizing the critical role of hormonal changes in metabolic health.

SourceKorea University College of Medicine·JournalJAMA Network Open·TypeObservational study·DateMar 5, 2025

Astronomer finds gas giant exoplanets formed earlier than previously thought

New research reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, suggesting the accretion process takes place early. This finding could lead scientists to re-evaluate and revamp their theories of planet formation for the solar system and elsewhere.

SourceOhio State University·JournalThe Astrophysical Journal·DateMar 5, 2025

LehighU professors to host symposium seeking to enhance the reliability, inclusivity, and ethical impact of artificial intelligence in healthcare

A symposium at Lehigh University aims to explore challenges and solutions for improving AI's reliability, inclusivity and ethical impact in healthcare. The event will bring together researchers, clinicians and industry experts to foster cross-disciplinary collaboration and promote people-centered AI-enabled healthcare systems.

SourceLehigh University·DateMar 5, 2025