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Science News Archive April 2025 - Page 47


Page 47 of 51

World’s smallest pacemaker is activated by light

Northwestern University engineers developed the world's smallest pacemaker that can be non-invasively injected into newborn babies' hearts with a syringe. The device, paired with a wearable wireless controller, stimulates pacing through light pulses, dissolving after use without surgical extraction.

SourceNorthwestern University·JournalNature·TypeExperimental study·DateApr 2, 2025

Mount Sinai launches AI small molecule drug discovery center

The Mount Sinai Hospital has launched an AI Small Molecule Drug Discovery Center to revolutionize the creation of life-saving medicines. The center will use cutting-edge AI to design and optimize novel therapeutics with unprecedented speed and precision.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·DateApr 2, 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.

Early Earth's first crust composition discovery rewrites geological timeline

Researchers found that Earth's first crust, formed 4.5 billion years ago, likely had chemical features similar to modern continental crust, rewriting the geological timeline. This suggests the distinctive chemical signature of continents was established at the beginning of Earth's history.

SourceMacquarie University·JournalNature·TypeComputational simulation/modeling·DateApr 2, 2025

New imaging technology reveals inner workings of living cells

A new imaging technology has been developed that combines super-resolution imaging with artificial intelligence to reveal subcellular structures and dynamics in living cells. This breakthrough enables scientists to better understand the root causes of diseases, leading to improved treatments.

SourceUniversity of Technology Sydney·JournalNature Communications·TypeImaging analysis·DateApr 2, 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.

Dark diversity reveals global impoverishment of natural vegetation

A recent Nature study found that human activities negatively affect wildlife biodiversity hundreds of km away, with only one out of five suitable species present in heavily impacted regions. Maintaining at least 30% pristine surrounding land supports conservation targets to protect about 1/3 of the land.

SourceEstonian Research Council·JournalNature·TypeObservational study·DateApr 2, 2025

An urban system-based travel demand forecasting technology framework

Researchers developed an integrated technology framework for urban transportation demand simulation and prediction. The framework incorporates various variables to capture inter-submodule interactions, achieving accurate predictions of up to 85%. It leverages spatiotemporal big data for fine-grained forecasts at a kilometer grid scale.

SourceBeijing Zhongke Journal Publising Co. Ltd.·DateApr 2, 2025

Sexual function after rezum therapy for BPH: A scoping review

A scoping review of Rezum therapy for Benign Prostatic Hyperplasia (BPH) found that the treatment may improve or have no negative effect on erectile function in some cases. However, limitations were identified, including heterogeneity in patient demographics and follow-up periods.

SourceHigher Education Press·JournalUroPrecision·TypeLiterature review·DateApr 2, 2025
Apple iPhone 17 Pro

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

Extended reality to help produce eco-friendlier food

Researchers explored how XR affects eating experiences, creating more attractive vegetarian food and improving satiety. The study used AR, VR, and MR to add pleasant fragrances and sensations, paving the way for more diverse and healthy food options.

SourceAcademy of Finland·JournalJournal on Multimodal User Interfaces·TypeComputational simulation/modeling·DateApr 2, 2025

How the brain remembers what gave you food poisoning

Princeton neuroscientists pinpoint the central amygdala as the brain region responsible for forming lasting memories of food poisoning, which may shed light on PTSD and inform future clinical treatments. The study found that novel flavors can 'tag' specific brain cells to remain sensitive to illness signals.

SourcePrinceton University, Princeton Neuroscience Institute·JournalNature·TypeExperimental study·DateApr 2, 2025
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Biodegradable nails make manicures more sustainable

Researchers at the University of Colorado Boulder have designed biodegradable press-on nails called Bio-e-Nails, made from algae or shellfish-derived ingredients. These customizable, colorful nails can be easily remelted and reshaped for new uses, promoting a more sustainable beauty industry.

SourceUniversity of Colorado at Boulder·DateApr 2, 2025

KTU researchers explore using soil for heat storage

KTU researchers have discovered an innovative solution to store excess heat underground, reducing heat loss and increasing energy efficiency. The ground-based heat accumulator stores heat in the soil, making it available when demand peaks, and can even reduce carbon dioxide emissions.

SourceKaunas University of Technology·JournalSustainability·DateApr 2, 2025

Experts challenge aspirin guidelines based on their undue reliance on a flawed trial

Researchers from Florida Atlantic University challenge the current aspirin guidelines based on a flawed trial, advocating for healthcare providers to make individual clinical judgments about prescribing aspirin. They stress that patients should consult their primary care provider to balance the benefits of clot prevention against bleed...

SourceFlorida Atlantic University·JournalClinical Trials·TypeCommentary/editorial·DateApr 2, 2025

Hidden signals in water reveal disease early in tomato plants

Researchers have developed a novel approach to detect Fusarium wilt in tomato plants by analyzing subtle changes in water use, allowing for early detection before visual symptoms appear. This method provides a quantitative approach to assess disease severity, pathogen virulence, and plant susceptibility.

SourceThe Hebrew University of Jerusalem·JournalPlant Disease·TypeExperimental study·DateApr 2, 2025
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Sound frequencies of stars sing of our galaxy’s past and future

A new study by UNSW Sydney researchers has discovered the sound frequencies of a cluster of stars 2700 light years away, allowing scientists to map the history of the Milky Way and other galaxies. The discovery uses oscillation frequencies to determine a star's age and mass, providing insights into galaxy formation and evolution.

SourceUniversity of New South Wales·JournalNature·DateApr 2, 2025

Computer scientists build a faster, secure, energy-efficient blockchain system

A team of NYU computer scientists has developed a new blockchain system called Bounce that leverages satellites to ensure security, reduce energy consumption, and achieve low response times. Bounce processes over five million transactions per second, outperforming its nearest competitor by 30-100 times.

SourceNew York University·JournalNetwork·TypeComputational simulation/modeling·DateApr 2, 2025

ECNU Review of Education study explores how large language models can revolutionize teaching as personalized assistants

A study explores how large language models (LLMs) can transform teaching by generating customized educational materials, assessing student progress, and providing targeted feedback. LLMs excel at automating routine tasks, reducing teachers' workload and enabling them to focus on mentoring students.

SourceECNU Review of Education·JournalECNU Review of Education·TypeLiterature review·DateApr 2, 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.

Peyronie's disease management Current insights & Future directions

Peyronie's disease is characterized by fibrous plaques leading to penile curvature and pain. Current management strategies focus on pain control and correcting deformity, with non-surgical treatments like traction therapy showing promise.

SourceHigher Education Press·JournalUroPrecision·TypeLiterature review·DateApr 2, 2025
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Exploring testosterone-men's health link

Low testosterone levels are linked to sexual dysfunction, decreased muscle mass, and increased risk of osteoporosis and metabolic disorders. Precision medicine offers hope in managing testosterone-related disorders through personalized treatment plans and biomarker-based diagnosis.

SourceHigher Education Press·JournalUroPrecision·TypeLiterature review·DateApr 2, 2025

Tomato plants delay shoot meristem maturation to achieve heat-stress resilience

A new study reveals that tomato plants adapt to heat stress by delaying shoot apical stem cell development, allowing for stable yields. This redox-controlled mechanism enables the plant to temporarily suspend its maturation program during adverse conditions, resulting in significant yield losses prevention.

SourceChinese Academy of Sciences Headquarters·JournalDevelopmental Cell·DateApr 2, 2025

Gold battles cancer

A French research team has discovered that an organogold(III) complex accumulates selectively in the mitochondria of lung cancer cells, demonstrating its potential as an anticancer treatment. The complex's antitumor activity is attributed to its interactions with specific biological molecules, disrupting their function.

SourceWiley·JournalAngewandte Chemie International Edition·TypeExperimental study·DateApr 2, 2025

Alcohol makes male flies sexy

A study found that alcohol consumption boosts the production of sex pheromones in male fruit flies, increasing their attractiveness to females and mating success. This effect is mediated by three neural circuits that balance attraction and aversion to avoid intoxication.

SourceMax Planck Institute for Chemical Ecology·JournalScience Advances·TypeExperimental study·DateApr 2, 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.

University of Barcelona team develops a new compound with therapeutic potential against Alzheimer’s disease

A new compound has been discovered that shows neuroprotective and anti-inflammatory effects in two murine models of Alzheimer’s disease. The compound inhibits soluble epoxide hydrose (sEH), increasing levels of epoxyeicosatrienoic acids, which promote neuroprotection and reduce neuroinflammation.

SourceUniversity of Barcelona·JournalACS Pharmacology & Translational Science·TypeExperimental study·DateApr 2, 2025

Study suggests a new way to curb social media’s body image toll

A new study found that sending young women twice-daily text messages prompting them to reflect on fitness content significantly reduced social comparison, a key mechanism contributing to poor body image. However, the study also found no significant change in body appreciation scores.

SourceWashington State University·JournalHealth Communication·DateApr 2, 2025

TB patients globally often incur "catastrophic costs" of up to $11,329 USD, despite many countries offering free treatment, with predominant drivers of cost being hospitalization and loss of income

Despite free treatment in many countries, TB patients incur catastrophic costs due to hospitalization and lost income. A systematic review found that these costs can be prohibitively high for individuals in low-, middle-, and high-income settings.

SourcePLOS·JournalPLOS Global Public Health·DateApr 2, 2025
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Blood test may rule out future dementia risk

A new study published in Nature Medicine has investigated the potential of specific biomarkers to predict dementia risk up to ten years before diagnosis. The study found that low levels of certain biomarkers may rule out future dementia, but elevated levels alone are not reliable for identification.

SourceKarolinska Institutet·JournalNature Medicine·TypeData/statistical analysis·DateApr 2, 2025

Microplastics detected in cat placentas and fetuses during early pregnancy

A small study found 19 types of microplastic particles in cat placentas and fetuses during early pregnancy. The researchers suggest that microplastics may accumulate in cat placentas and potentially impact fetal health, highlighting the need for limits on plastic use and mitigation strategies.

SourcePLOS·JournalPLOS One·TypeObservational study·DateApr 2, 2025

Early-life ozone exposure and asthma and wheeze in children

A cohort study found early-life ozone exposure was associated with increased asthma and wheeze outcomes at ages 4-6, but not at age 8-9. Regulating ozone exposure may help mitigate the significant public health burden of asthma among US children.

SourceJAMA Network·JournalJAMA Network Open·DateApr 2, 2025
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Existing international law can help secure peace and security in outer space, study shows

A recent study by Chris O'Meara from the University of Exeter Law School argues that existing laws can be used to limit when and how states may lawfully target satellites using ASAT technologies. This could help address pressing international concerns regarding space militarization and the fear of wars between states.

SourceUniversity of Exeter·JournalLeiden Journal of International Law·TypeLiterature review·DateApr 2, 2025

Migrating flies vital for people and nature

The study found that almost 600 of the over 125,000 known fly species are likely to be migratory, highlighting their importance as pollinators, decomposers, and pest controllers. The review emphasizes the need for connected habitats to support flies along their epic journeys, as climate change and human impacts threaten many species.

SourceUniversity of Exeter·JournalBiological Reviews·DateApr 2, 2025

Melodies of musical ‘starquakes’ shed new light on how our galaxy formed

Astronomers have discovered that stars in a specific region of our galaxy exhibit fluctuations in brightness, caused by 'starquakes'. These fluctuations can be translated into frequencies, providing clues about a star's age and properties. The study, led by Dr Claudia Reyes, offers new insights into how our galaxy formed.

SourceAustralian National University·JournalNature·TypeComputational simulation/modeling·DateApr 2, 2025
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Miso made in space tastes nuttier, researchers find

Scientists successfully fermented miso on the International Space Station, discovering differences in bacterial communities and flavor profiles compared to Earth-made miso. The study's findings suggest that food fermentation can thrive in space, opening up new possibilities for astronaut well-being and performance.

SourceCell Press·JournaliScience·TypeExperimental study·DateApr 2, 2025

Older adults experience similar or even less muscle damage than young adults after exercise

A recent study published in the Journal of Ageing and Physical Activity found that older adults exhibit similar or even less muscle damage than young adults after exercise. Muscle soreness was consistently lower in older adults, with reductions of around 34% at 48 hours and 62% at 72 hours compared to younger individuals.

SourceLancaster University·JournalJournal of Aging and Physical Activity·TypeMeta-analysis·DateApr 2, 2025

New antibiotic for multidrug resistant superbug

Researchers have identified a new class of antibiotic that targets Neisseria gonorrhoeae, the bacterium causing gonorrhoea. The novel substance uses a unique mechanism to activate a self-destruction program in gonococci, killing the bacteria without harming other microorganisms or human cells.

SourceUniversity of Konstanz·JournalNature Microbiology·DateApr 2, 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.

Modelling the demography of agricultural transitions

A new study models the demography of agricultural transitions, finding that population dynamics played a crucial role in the adoption of farming. The researchers used an ecological model to analyze interactions between farmers and hunter-gatherers, highlighting the impact of factors such as group migration and cultural assimilation.

SourceMax Planck Institute for Evolutionary Anthropology·JournalProceedings of the National Academy of Sciences·DateApr 2, 2025

Galaxies die earlier than expected

A recent discovery reveals that massive quiescent galaxies formed even earlier and more rapidly than previously thought. The study found a galaxy named RUBIES-UDS-QG-z7, which formed a stellar mass of over 10 billion solar masses within the first 600 million years after the Big Bang before ceasing star formation.

SourceUniversité de Genève·JournalThe Astrophysical Journal·TypeNews article·DateApr 2, 2025

Case and literature review on TERT

Tubular ectasia of rete testis (TERT) is a benign yet elusive condition linked to infertility. A 33-year-old patient with obstructive azoospermia was diagnosed with TERT after scrotal ultrasound and transrectal ultrasonography revealed extensive cystic changes in the rete testis area and patent vasa deferentia.

SourceHigher Education Press·JournalUroPrecision·TypeCase study·DateApr 2, 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.

“Is that my career over?”: Reflections of elite athletes during pregnancy

Elite female athletes in the UK shared their experiences with pregnancy, citing a lack of guidance on nutrition and training that complements athletic ambition. They also expressed concerns about the impact of training on pregnancy and child development, as well as limited support networks within the sporting community.

SourceKing's College London·JournalSports Medicine·DateApr 2, 2025

Insufficient sleep should not be a taboo in the workplace – new research provides tools for addressing sleep-related challenges in management

A study from the University of Vaasa examines the effects of insufficient sleep on work performance and presents practical methods for identifying and managing its impacts. Employees who suffer from fatigue should enhance their coping skills by scheduling tasks based on difficulty and slowing down their work pace.

SourceUniversity of Vaasa·DateApr 2, 2025