Bluesky Facebook Reddit Email

Science News Archive March 2025


Page 21 of 51

COVID-19: Lessons learned at the 5-year mark

A new article from the NYC Preparedness & Recovery Institute assesses the city's response to the pandemic, highlighting key findings on mutual aid networks and their role in emergency response. The study identifies strategies to strengthen emergency preparedness moving forward.

DESI opens access to the largest 3D map of the universe yet

The Dark Energy Spectroscopic Instrument (DESI) has released a new dataset containing information on 18.7 million celestial objects, including galaxies, quasars, and stars. This is the largest dataset of its kind ever shared, providing valuable insights into dark energy and the evolution of the universe.

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.

Is increased sleepiness in our 80s tied to higher dementia risk?

A study of 733 older female participants found that those with increasing sleepiness had double the risk of stable sleepers. Poor sleep quality in midlife and delayed dream phase are also linked to a higher risk of dementia. The study adds to recent research on the relationship between sleep patterns and dementia.

New DESI results strengthen hints that dark energy may evolve

The latest DESI data suggests that dark energy's impact on the universe's acceleration may be weakening over time. Researchers are seeing hints that evolving dark energy could be a more accurate explanation for their findings, which are backed by multiple lines of evidence from different experiments.

Endocrine Society calls for restoration of Diabetes Prevention Program

The Endocrine Society calls for the reinstatement of the Diabetes Prevention Program, which has been halted by government funding cuts. The program, spanning three decades, found that lifestyle changes or metformin could prevent or delay type 2 diabetes in at-risk individuals, with a notable 58% risk reduction through 5%-7% weight loss.

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.

New DESI results: Evidence mounts for evolving dark energy

The analysis of DESI data, combined with other measurements, suggests that dark energy's impact may be weakening over time. Researchers confirm previous findings of evolving dark energy but acknowledge the need for further evidence to reach statistical significance.

Apple iPhone 17 Pro

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

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Scientists call for targeted fibre diets to boost health

A new classification system classifies dietary fibres into five key features, providing a more nuanced understanding of their health impacts. The researchers argue that current classifications are simplistic and do not capture the diverse structures and complex mechanisms through which dietary fibres influence human physiology.

Quantum heat dynamics toggled by magnetic fields

Researchers found dramatically enhanced heat oscillations in ZrTe₅ under strong magnetic fields and low temperatures, attributed to a novel mechanism involving electron-phonon interactions. This phenomenon is counterintuitive and has significant implications for understanding quantum transport in semimetals.

Earliest stages and possible new cause of stomach cancer revealed

Scientists analyzed somatic mutations in stomach lining tissue to explore cancer development, finding that cells with 'driver' mutations occupy almost 10% of the gastric lining by age 60. An unusual discovery suggests exposure to an unknown mutagen led to trisomy of chromosomes 13, 18 and 20, increasing the risk of gastric cancer.

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.

Educational streaming platform CHEST MedCast launches

CHEST MedCast offers over 400 videos and podcasts with personalized content recommendations, available on-demand and at any time from any device. The platform features an algorithm-based recommendation engine and up to 100 available CME credits/MOC points.

Plant patch can detect stress signals in real time

Researchers have created a wearable patch for plants that quickly senses stress and relays the information to growers. The patch detects hydrogen peroxide, a key distress signal caused by pests, drought, extreme temperatures, and infections, allowing for early detection and tailored care.

Sea level rise after the last ice age: More knowledge

Researchers have made highly accurate calculations of global sea level rise in the early Holocene using a unique dataset from the North Sea region. The findings show that rates of sea level rise peaked at over 1 metre per century during two phases, with a total rise of around 38 metres over 11,000 years.

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.

Brain imaging reveals surprises about learning

Researchers used brain imaging to study mouse learning, finding that mice can learn quickly but also experiment with new knowledge. The study's findings suggest a distinct neural basis for learning and performance, and have implications for understanding human learning mechanisms.

ADHD misinformation on TikTok is shaping young adults’ perceptions

A new study by University of B.C. researchers found that ADHD-related content on TikTok often misrepresents the disorder and can lead to misunderstandings. The study highlights the need for mental health professionals to engage with social media platforms like TikTok to provide accurate information.

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.

A rule-changer for ceramic fuel cells

Researchers develop novel function of semiconductor-ionic conductor (SIC) using Cu-Sm co-doping ceria, achieving superionic transport property and excellent fuel cell performance. The co-doped electrolyte features a denser grain network with smaller boundaries, improving ion mobility and supporting strong phase stability.

How an organelle evolves

A team of biologists has found that the endosymbionts of Strigomonadinae have lost virtually all genes required for division, instead relying on a nucleus-encoded protein to control their movement. This discovery provides insights into the evolution of organelles from bacteria and could lead to the development of synthetic symbiosis.

Blocking gut cannabinoids may prevent leaky gut

A new study reveals that inhibiting gut cannabinoid receptor 1 (CB1R) can help protect the gut barrier and prevent alcohol-induced intestinal permeability. By targeting CB1R, researchers hope to develop a novel therapeutic approach for treating alcohol-related digestive disorders.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Euclid opens data treasure trove, offers glimpse of deep fields

The European Space Agency's Euclid mission has released its first batch of survey data, showcasing hundreds of thousands of galaxies in various shapes and sizes. The data release includes the first classification survey of over 380,000 galaxies and 500 gravitational lens candidates, setting the stage for addressing the mysteries of dar...

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.

Community-based participatory research study with Osage Nation emphasizes value of braiding cultural food values with nutrition education to promote healthy eating

A recent study in the Journal of Nutrition Education and Behavior emphasizes the value of braiding cultural food values with nutrition education to promote healthy eating among the Osage Nation community. The study's findings highlight five key concepts crucial to healthy eating, including food accessibility, community food values, and...

New study compares people’s views on voluntary childlessness across Europe

A new analysis of data from 27 countries reveals that sociodemographic characteristics such as gender equality, education level, and employment status are linked to attitudes towards voluntary childlessness. The study distinguishes between prescriptive and proscriptive attitudes, finding that lower gender inequality predicts higher acc...

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.

Rethinking how we study the impact of heat on heart health

A new meta-analysis of over 400 laboratory studies involving more than 6,800 participants highlights the effects of different heating methods on heart performance under heat stress. The study shows that exposure to encapsulated heating methods can lead to significantly increased heart rates and cardiac strain.

Scientists unite to save the planet’s glaciers

An international team of glacier scientists has formed the Glacier Stewardship Program to address the challenges of glacier loss. The program aims to explore new technical approaches, mitigate impacts on communities, and establish a biobank to save glacier biodiversity.

Rainfall and drought linked to childhood growth outcomes in Uganda

Environmental factors such as rainfall and water availability before and during pregnancy predict future growth outcomes of children in Uganda. The study found that children born to mothers living in areas with high rainfall had a lower risk of malnutrition, while those born to mothers experiencing drought had a higher risk.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Research shows AI technology improves Parkinson’s diagnoses

Researchers developed an automated MRI processing and machine learning software to diagnose Parkinson’s disease, reducing diagnostic time by up to 96%. The software uses diffusion-weighted MRI and a noninvasive biomarker technique to identify neurodegeneration in the brain, providing more precise diagnoses.

Pacific oyster may colonize the Baltic Sea

Researchers from the University of Gothenburg have discovered that Pacific oysters can reproduce in less salty waters, potentially allowing them to colonize the western Baltic Sea. The study found that genetic diversity and breeding habitat play a crucial role in the oysters' ability to adapt.

Euclid opens data treasure trove, offers glimpse of deep fields

The Euclid data release unlocks a treasure trove of information for scientists to study the universe's cosmic history and invisible forces. With its exceptional field of view, Euclid captures an area 240 times larger than the Hubble Telescope, delivering outstanding image quality in both visible and infrared light spectrum.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

From pledges to action: The global struggle for carbon neutrality

A study assessing 197 countries finds that while 151 nations have pledged carbon neutrality, only 72 have implemented comprehensive policy frameworks. The global renewable energy capacity is expected to reach only 2.7 times its 2022 level by 2030, falling short of the tripling target.

Pregnancy irreversibly remodels the mouse intestine

Research reveals that pregnant mice experience irreversible intestinal growth due to increased nutrient demand during pregnancy. The small intestine remains longer after birth and even more so after a second pregnancy, with changes in villi and crypts contributing to this effect.

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.

Illuminating the immune response to aberrant DNA

A novel fluorescent biosensor captures spatio-temporal dynamics of STING activation in response to aberrant DNA, enabling visualization of single cell and population responses. This study reveals new insights into the immune response to chromosomally unstable tumours and potential avenues for treatment.

Groundbreaking AI tool generates 3D map of the brain

Researchers created a powerful new computational and artificial intelligence tool that can generate high-resolution 3D maps of the brain in mice, allowing users to zoom in and out and peer into the full set of molecules producing energy for brain functions. This breakthrough brings scientists closer to understanding the role of metabol...

Celestron NexStar 8SE Computerized Telescope

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

Hyperuricemia: Current state and prospects

Hyperuricemia is a metabolic disorder characterized by elevated uric acid levels, linked to cardiovascular diseases, gout, renal dysfunction, and metabolic disorders. Advances in technology and genetic research are transforming management strategies, including personalized treatments and probiotic interventions.

Shaping the future of diabetes treatment with 3D biorinting technology

A team of scientists has successfully developed a novel platform for diabetes treatment utilizing bioink derived from pancreatic tissue and 3D bioprinting technology. The HICA-V platform replicates the structure and function of the human endocrine pancreas, supporting islet maturation and functional enhancement.