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Science News Archive 2025


Page 52 of 574

How nations balanced health and economy in the COVID-19 pandemic: A global review

Researchers analyzed multiple countries' performance in achieving infection control and economic recovery, highlighting the impact of risk attitudes, patience, and trust on policy decisions. Countries with high levels of trust and patience managed to limit deaths and resuming production, while those with low trust and higher risk toler...

The metals reveal: The Bronze Age was more connected than we previously thought

A new study has shed light on the metal trade in the Bronze Age, revealing that Sardinia was more connected to Scandinavia than previously thought. The research used a multi-proxy approach to analyze copper, tin, lead, and osmium isotopes, finding that bronzetti figures were primarily made from copper sourced from Sardinia.

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.

Johns Hopkins researchers discover new methods for making smaller microchips

The team of scientists has discovered a new process called chemical liquid deposition (CLD) that can create circuits invisible to the naked eye using B-EUV radiation. They have also found a way to deposit imidazole-based metal-organic resists from solution at silicon-wafer scale, controlling their thickness with nanometer precision.

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.

From noise to power: A symmetric ratchet motor discovery

Researchers create symmetrical ratchet motor using circular disk and randomly vibrating particles, demonstrating spontaneous symmetry breaking and persistent single-directional spin. The discovery hints at future innovations in energy-harvesting technologies and deepens understanding of non-equilibrium systems.

Apple iPhone 17 Pro

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

When nothing adds up — until it does

A mathematical sleight of hand called Cesàro summation reveals a hidden pattern that topology governs the behavior of Floquet systems. The authors propose detecting responses via particle-density measurements, even in disordered systems.

Microbial allies: Bacteria help fight against cancer

A recent discovery reveals that microbes associated with tumours produce a molecule, which can control cancer progression and boost the effectiveness of chemotherapy. The molecule, 2-methylisocitrate (2-MiCit), was found to inhibit a key enzyme in cancer cells, leading to DNA damage and reducing cancer progression.

New tool automates cell identification in complex datasets

A new computational tool called scODIN simplifies single-cell analysis by automating cell type identification in scRNA-seq data. It allows users to define specific cell subsets at different levels of detail and recognizes cells with intermediate phenotypes or transitional states, capturing complexity missed by traditional methods.

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.

Triggering RNA activation on demand

Researchers have devised a method to safely and temporarily 'switch off' and then 'turn on' ribonucleic acid (RNA) inside cells using disulfide-containing chemical groups. This strategy could potentially open new avenues in more precise RNA-based therapeutics and gene editing.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Permeable inspection of pharmaceuticals goes in-line

A research group at Chuo University has developed a non-destructive in-line dynamic photo-monitoring system for pharmaceutical agent pills using carbon nanotube (CNT) photo-thermoelectric imagers. This system facilitates multi-wavelength photo-monitoring and identifies constituent materials and concealed foreign substances in a non-con...

Worms reveal just how cramped cells really are

Researchers tracked the movement of fluorescent particles inside the cells of microscopic worms, providing unprecedented insights into cellular crowding. The study found that the cytoplasm inside the worms was significantly more crowded and compartmentalized than in single-celled yeast or mammalian tissue culture cells.

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.

Chronic disease deaths decline globally, but progress is slowing

Death rates from diseases like cancer, heart disease, and stroke declined globally, with most countries making progress over the past decade. However, in almost two-thirds of countries, the rate of decline was slower than the previous decade, and some nations even saw reversals in progress.

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.

Your genes could prune your gut bugs and protect you from disease

Researchers found genetic peptides called alpha-defensins that shape gut bacteria, producing healthier microbiomes and reducing insulin resistance. This discovery suggests personalized treatments can be tailored to individual genes, offering new hope for addressing chronic diseases like obesity and diabetes.

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.

Kennesaw State researcher aiming to move AI beyond the cloud

Bobin Deng's research focuses on developing AI tools that can run directly on mobile phones, drones, and other smaller systems without relying on costly supercomputers. His technique uses activation sparsity to predict which data will be activated, reducing memory usage and energy demands.

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.

Green tea improves insulin sensitivity and glucose tolerance in obese mice

A recent study found that green tea extract improved glucose sensitivity and insulin resistance in obese mice, preserving muscle morphology. The treatment reduced body weight by up to 30% and increased the expression of genes related to glucose metabolism, suggesting a selective effect on excess body fat.

Why teens defy—and how parents can help

Research shows that when parents model their own values and show understanding, teens are more likely to heed warnings about risky behavior. However, authentic parental values do not alone lead teens to stop their risky behaviors, but rather reduce defiance. When parents demonstrate their values in daily life, teens experience their wa...

AI model helps boost pandemic preparedness

A new AI-powered method has reduced antibody discovery time from weeks to under a day, offering a scalable approach that minimizes data bottlenecks and accelerates research. This breakthrough could transform pandemic response and therapeutic development, particularly during health emergencies where rapid response is critical.

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.

Healthy telomeres key for cancer-fighting t cells

Research by University of Pittsburgh scientists discovered that damaging telomeres can lead to dysfunctional T cell function. To combat this, they developed a targeted antioxidant approach that rescued T cell function, opening the door for novel therapies in cancer immunotherapies.

Metallic nanocatalysts: What really happens during catalysis

Researchers studied Pt-Rh nanoparticles at BESSY II, gaining insights into changes in catalyst's surface during operation. Rhodium can partially diffuse into platinum cores during catalysis, with reaction rates varying depending on surface orientation and environment.

As farm jobs decline, food industry work holds steady

A new Cornell University study finds that traditional farm jobs are declining as nations grow wealthier, while employment in the broader food industry remains steady, offering better wages. However, this shift reinforces gender pay inequality, with women often moving into lower-paid service-sector jobs.

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.

Hawking and Kerr black hole theories confirmed by gravitational wave

The LIGO-Virgo-KAGRA Collaboration has detected GW250114, a clear gravitational wave signal confirming two long-standing theories. The study validates Professor Stephen Hawking's prediction that the total event horizon area of black holes cannot shrink and confirms the Kerr nature of black holes.

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.

Small rewards lead to big wins for saving veterans’ lives

A new study suggests that contingency management, which uses cash or gift certificate prizes as incentives, can reduce the risk of death among veterans with stimulant use disorder. The study found a 41% lower risk of death in veterans who received contingency management care compared to those who didn't.

What do our words say about our minds?

Researchers are developing AI tools to analyze speech patterns and detect personality traits and signs of mental health concerns. The tools could provide more accurate and thorough assessments than human clinicians alone.

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.

Liu wins fifth R&D 100 Award

Yilu Liu has won her fifth R&D 100 Award for the Universal GridEdge Analyzer (UGA), a GPS-synchronized power grid monitoring device. The UGA enhances situational awareness capabilities, allowing users to access real-time grid health information on mobile devices.

New climate models to reveal secret life of water

Scientists at Rice University and NSF NCAR are developing a new climate model that can track water's unique fingerprints, providing insights into the water cycle and its impact on climate systems. The project aims to better understand how much rain falls, where moisture comes from, and how it travels through the atmosphere and oceans.