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Science News Archive March 2025


Page 50 of 51

New mouse study: How to trick the body's metabolism

Researchers discovered a gene called Plvap enables the body's metabolic shift from burning sugar to fat when fasting. When Plvap is turned off, the liver continues burning sugar, potentially increasing the effectiveness of weight-loss and diabetes medications.

Long-term cocaine use may increase impulsivity

A study found that long-term cocaine use increases impulsivity in healthy rats, contradicting the belief that high impulsivity predicts cocaine use. This contradicts research on impulsive choice and delay-discounting tasks.

A hot droplet can bounce across a cool pan, too

Researchers discovered that hot and burning droplets can bounce off cool surfaces due to the formation of an invisible air cushion. This phenomenon has potential applications in slowing fire spread and improving engine efficiency.

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.

Synthetic microbiome therapy suppresses bacterial infection without antibiotics

Researchers developed a synthetic microbiome therapy using limited strains of gut bacteria to effectively protect against C. difficile infections in mice. The treatment was as effective as traditional fecal transplants and had fewer safety concerns, offering a new alternative for treating this notoriously difficult-to-treat infection.

Electric vehicles and urban living: New study explores interconnected choices

A recent study found that electric vehicles can lead to increased commuting distances and times, while households with EVs tend to live farther from city centers due to lower operational costs. The study also highlights the role of factors like vehicle age, purchase price, and charging infrastructure in shaping urban development.

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.

The US weather enterprise: A national treasure at risk

The US weather enterprise faces significant risks due to federal science funding cuts, which could lead to reduced weather forecasting accuracy and increased vulnerability to hazardous weather. The value of weather information to the US economy exceeds $100 billion annually.

Nonlinear meta-devices: A leap forward in nanophotonics research

Researchers have made significant progress in nonlinear meta-devices, which can enhance nonlinear optical responses at the nanoscale. These devices can boost efficiency without phase-matching, leading to applications such as second-harmonic generation and harmonic imaging.

Celestron NexStar 8SE Computerized Telescope

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

FOME alliance pioneers VR innovation in management education

The FOME alliance has developed a device-agnostic VR module that enables immersive learning experiences for students and executives worldwide. The module, built in partnership with Cornerstone, provides a 20-minute pilot scenario for crisis management exercises, honing soft skills through digital interactions.

Dental implants still functional after forty years

A recent study from the University of Gothenburg found that dental implants continue to function well after nearly forty years. The implants, developed by Professor Per-Ingvar Brånemark, have been shown to remain stable and integrate with bone over an extended period.

Burning question: How to save an old-growth forest in Tahoe

Researchers found that prescribed fire and forest thinning can greatly improve the stand's resistance to catastrophic fire, reducing fuel loads and mortality. The study also suggests that conserving old-growth forests requires active management to replicate essential ecological roles of fire.

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.

Complete breakdown of Plexiglas into its building blocks

Researchers at ETH Zurich developed a groundbreaking method to recycle Plexiglas by breaking down polymer chains into individual monomer building blocks. The process relies on a chlorinated solvent and UV light, with yields of up to 98% even in multicoloured samples.

ChatGPT on the couch? How to calm a stressed-out AI

Studies show that AI chatbots, when exposed to traumatic content, exhibit increased anxiety levels. However, researchers at the University of Zurich have found that therapeutic prompts can significantly reduce these elevated anxiety levels in language models like ChatGPT.

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.

Unveiled: New Vision for American Science and Technology (VAST)

The Vision for American Science and Technology (VAST) aims to reduce barriers hindering progress, build a stronger workforce, and advance global competitiveness while addressing societal challenges. The VAST Task Force's recommendations will unlock the US science and technology sector's full potential and secure economic prosperity.

Meta Quest 3 512GB

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

Who carries and uses Naloxone in the U.S.?

A new study provides the first nationwide picture of who knows about, carries, and uses naloxone to reverse deadly opioid overdoses. The survey found that people's perception of overdose risk correlates with their decision to carry naloxone, and those with high-risk profiles are more likely to carry the drug.

Apple iPhone 17 Pro

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

Study uncovers how low-carb diet drives colorectal cancer development

Researchers from the University of Toronto have shown that a low-carb diet can worsen the DNA-damaging effects of certain gut microbes, increasing the risk of colorectal cancer. A unique strain of E. coli bacteria was found to drive polyp growth in the colon when paired with a low-carb diet.

Researchers reveal key mechanism behind bacterial cancer therapy

A research team discovered that a genetically engineered bacterial strain, Designer Bacteria 1 (DB1), efficiently survives in tumor tissues while being cleared from normal tissues. This is due to the interactions between DB1 and tissue-resident memory CD8+ T cells, which are reinvigorated and expanded following therapy. The high expres...

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 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.

Mayo Clinic announces transformative $1.9B investment in Arizona

Mayo Clinic is investing $1.9 billion in its Arizona campus, expanding clinical space by nearly 60% to care for more patients with complex medical conditions. The new facility will feature innovative care concepts, integrated technologies, and a better workplace for staff.

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.

Caribou case study offers a new model to manage species at risk

Researchers at UCalgary suggest a holistic approach to conservation by analyzing individual movement patterns of caribou. The study identifies six distinct behavioural groups that deserve separate conservation actions, providing a framework for habitat protection and restoration strategies.

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.

New Research: Strong link between Western diet during pregnancy and ADHD

A new study from Denmark reveals that a mother's diet during pregnancy, characterized by a Western dietary pattern high in fat and sugar, may increase the risk of neurodevelopmental disorders such as ADHD and autism. Researchers found that even small dietary adjustments away from this pattern could potentially reduce this risk.

Uncovering the protein complex critical to male fertility

Researchers from Osaka University have identified a protein complex crucial for male fertility, revealing the TEX38/ZDHHC19 interaction regulates sperm development and structure. The study found that disrupting this complex can cause sperm deformity and infertility, providing insight into the causes of male infertility.

Sleep patterns may reveal comatose patients with hidden consciousness

New research from Columbia University and NewYork-Presbyterian reveals that brain waves indicative of normal sleep patterns can predict recovery in comatose patients with recent brain injuries. Patients with well-defined sleep spindles are more likely to recover consciousness and functional independence, with 76% showing evidence of co...

It’s not just what you say – it’s also how you say it

A Northwestern University study discovered a region of the brain processes subtle changes in voice pitch, transforming them into meaningful linguistic information that guides human understanding. The findings challenge long-held assumptions about speech perception and have implications for speech rehabilitation, AI-powered voice assist...

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.

We feed gut microbes sugar, they make a compound we need

Researchers at Kobe University discovered that gut microbes convert glucose into short-chain fatty acids when fed sugar, highlighting a new symbiotic relationship. This finding could lead to the development of novel therapeutics for regulating gut microbiota and their metabolites.

3D genome structure guides sperm development

Two landmark studies show that the 3D genome structure coordinates thousands of genes to form a sperm cell. The work identifies two proteins that establish cellular memory and set up a new structure that cements the cell's future fate as a sperm cell.

Scientists use AI to better understand nanoparticles

Researchers have developed an AI method to illuminate nanoparticle behavior, revealing key dynamics and instabilities. The technique combines electron microscopy with AI to capture atomic-level structural changes at unprecedented time resolution.

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.