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Science News Archive February 2025


Page 24 of 44

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.

Brain bleeds increase the risk of dementia

Researchers found that intracranial hemorrhages double the risk of dementia in people. The study analyzed Medicare claims and observed a two-fold increase in dementia diagnoses within 5.6 years after a hemorrhage.

INSEAD webinar on the dual race to AI & global leadership

INSEAD experts Tim Gordon and Theos Evgeniou explore the dual races of AI-driven economic growth and global leadership in a free webinar. They examine risks of market bubbles and discuss strategic implications for businesses and policymakers.

Tracking U.S. health care spending by health condition and county

A new study tracks US health care spending by health condition and county, revealing broad variation in spending patterns. The research highlights the need to identify outliers and assess healthcare gaps, particularly in regions with high inequalities in healthcare access.

Chinese scientists develop CoQ10-producing rice with gene editing

Researchers successfully developed CoQ10-producing rice through targeted gene editing, offering a cost-effective approach to nutritional fortification. The discovery provides great potential benefit for human health, particularly heart protection, and expands the food sources of CoQ10.

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.

Meta Quest 3 512GB

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

A new switch for the cell therapies of the future

Researchers have developed a new gene switch that uses nitroglycerine to trigger the production of insulin and regulate blood sugar levels in people with diabetes. This switch is made exclusively of human constituents, eliminating the risk of false triggering or immune reactions.

Apple iPhone 17 Pro

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

New study finds brake pad emissions can be more toxic than diesel exhaust

A new study by the University of Southampton has found that brake pad emissions can be more toxic than diesel exhaust, particularly due to high copper content. The research highlights the need for policy changes to mitigate the health effects of vehicle particulate matter, as electric vehicles are not emission-free.

Want some salt with that?

Researchers found evidence of sodium carbonate, halite, and sodium sulfates on Ryugu, indicating liquid saline water once existed within its parent body. This discovery provides insights into the chemical history of Ryugu and sheds light on the loss of liquid water in the outer Solar System.

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.

Flies play too, researchers find

In a groundbreaking study, researchers observed flies displaying play-like behaviors, such as swinging and sliding, in response to a rotating carousel. The findings provide valuable insights into the genetic and neuronal factors underlying playful behavior in insects.

Hybrid entanglement carrying orbital angular momentum

The team led by Xiaolong Su prepares hybrid polarization-cat entangled state with OAM degree of freedom, demonstrating non-zero logarithmic negativities for various OAM states. This breakthrough enables increased information capacity in quantum communication and takes a crucial step towards hybrid quantum information processing.

Celestron NexStar 8SE Computerized Telescope

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

New horizons in breast cancer care: insights from China's CSCO BC guidelines

The 2024 Chinese Society of Clinical Oncology Breast Cancer (CSCO BC) guidelines offer a comprehensive approach to managing breast cancer, informed by high-quality clinical studies and real-world data from China. The updated guidelines prioritize precision medicine, recommending tailored treatment approaches for various subtypes of bre...

Research reveals how Earth got its ice caps

A team of scientists found that Earth's current ice-covered state is not typical for the planet's history and was only achieved through a lucky coincidence. The researchers concluded that no single process could drive these cold climates, and that multiple processes working together were necessary.

Antineoplastic effects of icaritin: molecular mechanisms and applications

This article examines the molecular mechanisms underlying icaritin's anti-cancer properties and discusses recent progress in its application. Icaritin, a prenylflavonoid natural product, shows diverse pharmacological effects, including anti-inflammatory, immune-regulatory, and anti-oxidation properties.

Clearing the way for faster and more cost-effective separations

Researchers at Case Western Reserve University found that manufactured separation materials don't function as intended due to blocked pores, leading to inefficient and expensive separations. Single-molecule microscopy technique revealed the behavior of individual molecules, allowing for predictive performance and design improvements.

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.

Childhood lifestyle behaviors and mental health symptoms in adolescence

A Finnish cohort study found that higher physical activity and lower screen time in childhood are associated with reduced perceived stress and depressive symptoms in adolescence. The findings emphasize the importance of promoting physical activity and reducing screen time to support mental health in youth.

New technology enhances gravitational-wave detection

A new optical technology developed at UC Riverside enables gravitational-wave detectors to reach extreme laser powers, overcoming limitations that hinder the detection of cosmic phenomena. This breakthrough is expected to significantly expand our view of the universe, particularly in the earliest stages of its history.

Under-sea mountains are key ‘hubs’ for sharks

Researchers found that seamounts support vast numbers of predators, including sharks and tuna, with shark biomass being 41 times higher at shallow seamounts. The study suggests that seamounts serve as 'hubs' for predators to gather, socialize, mate, or rest, and concentrate food in predictable spots.

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.

New approach identifies reproducible VOCs for lung cancer diagnosis

A research team developed a multi-medium approach to identify reproducible volatile organic compounds (VOCs) in lung cancer cells. The study found two VOCs with lower levels in cancerous cells, which showed reproducibility and were validated through targeted detection of animal models.

Gene therapy for rare epilepsy shows promise in mice

A new gene therapy has shown promise in treating a rare form of epilepsy, specifically Dravet syndrome, by replacing the SCN1B gene variant. The therapy increased survival rates, reduced seizure severity, and restored brain neuron excitability in mice with the condition.

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.

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.

New findings on the power of enzymes could reshape biochemistry

Researchers at Stanford University have illuminated how enzymes speed up life-sustaining biochemical reactions so dramatically. By understanding the chemical and physical interactions responsible for enzyme's enormous reaction rates, scientists may be able to design new enzymes that rival those found in nature.

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.

The opportunity costs of carbon capture

A recent study by Stanford University researchers found that deploying carbon capture technologies would be more expensive and harmful than transitioning to renewable energy sources. The authors compared two extreme scenarios: a complete switch to renewable energy versus maintaining current fossil fuel reliance with some renewables, nu...

Stressful childhood experiences accelerate brain aging

A study published in Annals of Neurology found that severe early-life adversity accelerates brain aging and amplifies neurodegenerative processes in women. Researchers analyzed biomarkers, brain scans, and cognitive tests to determine the link between childhood trauma and later dementia risk.

Innovative framework for quantifying direct typhoon impacts on vegetation

A new study introduces an innovative framework that quantifies the direct impacts of typhoons on vegetation canopy structure and photosynthesis. The research assesses both immediate damage and long-term recovery, providing crucial insights for coastal ecosystem management and disaster risk assessment amid climate change.

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.

Graphite production gets a makeover

Researchers at Texas A&M University have developed a new catalytic graphitization technology to convert petroleum coke into graphite, reducing emissions and cost associated with conventional synthetic graphite production. The process uses lower temperatures and shorter times, making it more sustainable and efficient.

Cracking the code of lethal antibodies in a new blood-clotting disorder

A team of researchers has identified a new chronic blood clotting disorder, VITT-like monoclonal gammopathy of thrombotic significance (MGTS), characterized by antibodies similar to those causing vaccine-induced immune thrombocytopenia and thrombosis (VITT). The disorder can lead to severe symptoms despite treatment with full-dose bloo...

Mini flow battery speeds energy storage research

Researchers at PNNL developed a mini flow battery test system that requires less starting material while delivering comparable performance to standard lab-scale systems. This innovation reduces time and resources needed for testing new battery materials, accelerating the discovery of grid energy storage technology.

Mini flow battery speeds energy storage research

Researchers have designed a compact, high-efficiency flow battery test system that requires an order of magnitude less starting material while delivering results comparable to standard lab-scale systems. The mini flow cell design is geared towards rapid screening and development of new battery materials, reducing the time and resources...

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.

Mighty marine fungi degrade plastic, can train to do it faster

Researchers discovered that many marine fungi isolated from Hawai'i's nearshore environment have the ability to degrade plastic. The team then conditioned these fungi to consume polyurethane and other types of plastics more efficiently. By studying their adaptability, scientists hope to develop new solutions for cleaning up oceans.

Speculum exams unnecessary for HPV screening

US researchers found that self-sampling using vaginal swabs is as effective as speculum-based testing for detecting high-risk HPV types. The study suggests that self-sampling could reduce the incidence of cervical cancer in women with physical disabilities, who often face barriers to traditional screening methods.

Reduced prediabetes in people who ate broccoli compound

A study by University of Gothenburg researchers found that consuming sulforaphane from broccoli sprouts improved blood sugar levels in people with prediabetes. The compound had a significant effect on fasting blood sugar levels, particularly in those with certain pathophysiological and microbiome characteristics.