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Science News Archive September 2025


Page 34 of 54

Revealed: The long legacy of human-driven ant decline in Fiji

A new study finds that most native Fijian ant species have declined since humans first arrived 3,000 years ago, while introduced species have expanded. Human activities such as habitat destruction and agricultural intensification are shaping fragile island ecosystems.

Apple iPhone 17 Pro

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

Invasive plants are rapidly changing the tropics

A study led by Danish researchers highlights the rapid spread of invasive plant species in tropical regions, altering food chains and damaging traditional ecosystem services. The phenomenon is exacerbated by climate change, leading to widespread ecosystem collapse and degradation.

Modifiable parental factors and adolescent sleep during early adolescence

A prospective study of the Adolescent Brain Cognitive Development cohort found that modifiable parental factors, such as screen use and emotional regulation, are associated with specific adolescent sleep outcomes. Parental warmth is also linked to sleep chronotype, highlighting potential targets for evidence-based interventions.

Portable light-based brain monitor shows promise for dementia diagnosis

Researchers have demonstrated a portable, noninvasive technology that can detect metabolic changes linked to Alzheimer's disease by measuring cytochrome c oxidase activity. The study found that including oxCCO measures improved the ability of the brain-monitoring tool to capture clinically relevant brain changes.

Key diagnostic system for ITER reactor nears completion

A sophisticated neutron flux diagnostic system will gather knowledge of plasma and power released in nuclear reactions at ITER. The High Resolution Neutron Spectrometer (HRNS) measures both neutron number and energies, providing information on fuel composition, ion temperature, and combustion quality.

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.

Research exposes far-reaching toll of financial hardship on patients with cancer

Researchers found a significant association between financial toxicity and worse emotional and physical well-being among cancer patients. Financial toxicity, which includes stress, expense, and instability caused by healthcare costs, can have far-reaching consequences, including psychological distress and lower quality of life.

BU researcher awarded Department of Defense grant

Boston University researcher Nobuyuki Ishibashi has been awarded a $6.5M grant from the Department of Defense to study caspase inhibition for neuroprotection in pediatric cardiac surgery patients who suffer from life-long neurological deficits and behavioral problems.

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 study reveals a hidden risk after cervical cancer

A new study finds that women who have overcome cervical cancer are nearly twice as likely to develop anal cancer compared to the general population. The study highlights the need for updated screening guidelines for these patients.

Pinning down protons in water — a basic science success story

Researchers at Yale University have measured the movement of protons through electrically charged water on a microscopic scale for the first time. The study provides well-defined parameters for chemical simulations, which can inform theorists about water-mediated proton transfer.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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...

Meta Quest 3 512GB

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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...