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Science News Archive 2024


Page 183 of 484

Apple iPhone 17 Pro

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

Demand for low-quality credits undermines the voluntary carbon market

A new study by Kyoto University reveals that major companies relying on low-quality offsets undermine the effectiveness of the voluntary carbon market. The research finds that these companies collectively account for over one-fifth of all retired offsets, most of which fail to meet well-known quality standards.

AI can help rule out abnormal pathology on chest x-rays

A commercial AI tool was effective in excluding pathology and had lower rates of critical misses on chest X-rays compared to radiologists. The study found that the AI tool could autonomously report more than half of all normal chest X-rays without decreasing standard of care.

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.

Hospital bacteria tracked better than ever before with new technique

Researchers developed a new 'pan-pathogen' deep sequencing approach to capture multiple bacterial strains simultaneously. This method enables faster and more comprehensive tracking of antibiotic-resistant bacteria, potentially preventing and managing common hospital infections quicker.

Predation drives opportunistic bacteria to become more virulent

A study published in Genome Biology and Evolution found that predation by protists increases the virulence of opportunistic pathogens like Serratia marcescens. The presence of the predator Tetrahymena thermophila led to stronger biofilm formation and greater antimicrobial resistance, resulting in higher mortality in honey bees.

Adaptive 3D printing system to pick and place bugs and other organisms

A first-of-its-kind adaptive 3D printing system developed by the University of Minnesota Twin Cities researchers can identify organism positions and safely move them to specific locations for assembly. This technology saves time and money in bioimaging, cybernetics, and cryopreservation.

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.

'Molecular compass' points way to reduction of animal testing

Researchers at the University of Vienna developed a software tool called MolCompass to identify areas of 'chemical space' where machine learning models are weak. This helps toxicologists and regulatory authorities increase confidence in these models, reducing the need for animal testing.

Modic changes linked to microbial differences in lumbar spine

A study published in The Journal of Bone & Joint Surgery found a link between Modic changes and microbial diversity in the lumbar cartilaginous endplates. Patients with Modic changes had more severe lumbar disc degeneration and a distinct metabolite profile, suggesting potential contributors to its pathogenesis.

Scientists discover new code governing gene activity

Researchers identified a long-postulated hidden spatial grammar embedded in DNA, which holds the key to understanding how gene activity is encoded. The study found that transcription factors have a complex function, acting both as activators and repressors, and their position relative to genes influences gene expression.

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.

ASBMB honors 10 scientists for scientific and community contributions

The American Society for Biochemistry and Molecular Biology has announced its annual awards, recognizing outstanding scientific achievements and community contributions. The winners will give talks about their research at the society's annual meeting in April, with cash prizes ranging from $2,000 to $35,000.

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.

Reducing risk of blood clots after heart surgery

A new textured heart valve implant has been shown to be less likely to cause clotting, improving health outcomes for patients who receive the implant. Certain conditions such as cancer and smoking elevate the risk of blood clots after heart surgery.

Precision therapy for metastatic prostate cancer improves survival

A new study published in Nature Medicine shows that precision therapy can improve survival for men with metastatic castration-resistant prostate cancer. The treatment, which involves analyzing the genetic profile of the tumor, has been shown to be more effective than chemotherapy in patients whose tumors have specific mutations.

Kids let down by streaming algorithms: research

Kids are missing out on local content due to algorithmic curation and platform interfaces. Researchers found US-based global streaming video platforms like Netflix and YouTube restrict children's access to available local options.

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.

Designing the ideal soft gripper for diverse functionalities

Researchers at Singapore University of Technology and Design designed a vacuum-actuated hybrid soft gripper to handle delicate objects of varying sizes and shapes. The gripper features soft composite fingers and a palm, enabling wide grasping potential and adaptability to specific tasks.

A new predatory dinosaur with a distinctive "eyebrow"

A new theropod dinosaur, Alpkarakush kyrgyzicus, has been discovered in Kyrgyzstan with a unique 'eyebrow' feature. The species belongs to the metriacanthosaurids and is closely related to large predatory dinosaurs of East Asia.

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.

Expanding a child’s heart implant with light

Researchers have designed a shunt that can expand when activated by light, potentially reducing the number of open-chest surgeries needed to accommodate growing children. In lab experiments, they found the shunt could be expanded incrementally, with adjustments customizable to each child.

AI model aids early detection of autism

A new AI model developed by Karolinska Institutet can predict autism in young children with an accuracy of almost 80% for those under two years old. The model uses a combination of limited information to identify patterns and strong predictors of autism, such as age of first smile and eating difficulties.

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.

Weather pattern as a major contributing factor to complex air pollution

Research finds that weather patterns play a crucial role in triggering complex air pollution in Dongying, China. The study identifies specific synoptic patterns that contribute to the formation of fine particulate matter and ozone pollution, highlighting the need for targeted strategies to mitigate these issues.

New bacteria-derived hydrogel heals tissue

Researchers at Technical University of Denmark developed a new biopolymer, PAMA, derived from bacteria to heal tissue. The PAMA bactogel shows significant muscle regeneration properties and nearly 100% mechanical recovery in rats.

Mining the microbiome: Uncovering new antibiotics inside the human gut

Researchers have identified dozens of potential new antibiotics in the human gut microbiome, with one candidate showing promise against multidrug-resistant infections. The discovery uses artificial intelligence to analyze vast amounts of biological data and mine the world's biological information as a source of antibiotics.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Electric reactor could cut industrial emissions

Researchers at Stanford University have designed an electrified thermochemical reactor capable of generating immense heat using electricity, replacing fossil fuels in industrial processes. The design is smaller, cheaper, and more efficient than existing technology.

Illinois researchers develop index to quantify circular bioeconomy

The Illinois researchers developed a new index called the Circularity Index (CI), which measures circularity on a scale from 0 to 1. It includes eight categories: take, make, distribute, use, dispose, recover, remake, and reuse. The CI can be used to evaluate strategies and impacts in bioeconomic systems.

Cognitive impairment in chronic kidney disease

A Leipzig study found that chronic kidney disease (CKD) activates microglial cells, disrupting potassium balance in nerve cells and leading to cognitive impairment. Researchers identified a mechanism involving the blood-brain barrier and potential therapeutic targets.

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.

Rutgers researchers discover new way to control the sense of touch

Researchers at Rutgers University have identified a natural molecule called phosphatidic acid that can reduce the activity of touch-sensing ion channels in the body. Increasing phosphatidic acid levels in cells makes them less sensitive to touch, and inhibiting its formation leads to increased sensitivity.

Improving access to heart-failure screening with saliva

A new biosensor prototype can measure biomarkers for heart failure in saliva, promising a more accessible and affordable way to screen for the condition. The device, which resembles a COVID-19 test, could enable people with limited access to medical facilities to check on their health regularly.

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.

New insights on how bird flu crosses the species barrier

A new study from the Cusack group sheds light on how avian influenza virus can mutate to replicate in mammalian cells. The key enzyme polymerase must adapt to overcome two main barriers: entering and replicating within host cells, as well as acquiring human transmission capabilities.

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.

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.

Role of the gut barrier in colorectal cancer treatment

Researchers discuss the role of gut microbiota in regulating basal inflammation levels and promoting healing of the bowel after surgery. Weakened gut barrier function may lead to persistent low-grade inflammation and increased risk of cancer recurrence.

Going slow is better for fast cycling

A recent study published in EMBO Reports found that embryonic stem cells exhibit high origin activity and slow forks to coordinate replication with cell cycle progression. This challenges the assumption that these cells experience high levels of intrinsic replication stress.