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Science News Archive 2024


Page 143 of 484

Proteins in meat, milk, and other foods suppress gut tumors

A new study published in Frontiers in Immunology reveals that certain food proteins like milk and meat can help keep gut tumors from growing by triggering the intestinal immune system. This discovery has potential clinical implications for patients with gastrointestinal conditions.

Apple iPhone 17 Pro

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

South African rock art possibly inspired by long-extinct species

A study published in PLOS ONE suggests that South African rock art from the 19th century may be inspired by an extinct species of tusked animal called a dicynodont. The artwork, created by the San people, features a long-bodied animal with downward-turned tusks that is comparable to fossilized remains found in the region.

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.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Brigham researchers use machine learning to improve cardiovascular risk assessment

Researchers from Brigham and Women's Hospital used advanced machine learning to increase the accuracy of a national cardiovascular risk calculator while preserving its interpretability. The results showed higher accuracy overall in an electronic health records cohort, reclassifying one out of ten patients into a different risk category.

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.

Nonfatal opioid overdoses in youth spiked during pandemic

Nonfatal opioid overdoses in youth increased significantly during the pandemic, with a majority (86%) occurring among young adults and adolescents aged 12-17 experiencing a high-risk trend. Keeping naloxone at home is crucial to preventing overdose deaths.

Breast and ovarian cancer newly linked to thousands of gene variants

Researchers identified over 3,000 harmful genetic changes in the RAD51C gene that increase ovarian cancer risk six-fold and breast cancer risk four-fold. These findings can help doctors and diagnostic laboratory scientists better assess cancer risk and provide more personalized care.

Why petting your cat leads to static electricity

Researchers at Northwestern University have finally uncovered the mechanics of static electricity generated by rubbing objects together, explaining how forces on different parts of an object create electrical charges and a current. This breakthrough could lead to new solutions for industrial fires, pharmaceutical dosing, and other issu...

Magnifying deep space through the “carousel lens”

A newly discovered cluster-scale strong gravitational lens, the Carousel Lens, enables researchers to study cosmology and the properties of dark matter and dark energy. The unique alignment of seven background galaxies forms concentric circular patterns around a foreground galaxy cluster.

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.

Hemp shows high promise as potential natural insecticide

A study published in the journal Insects found that hemp leaf extract containing cannabidiol (CBD) is effective in killing mosquito larvae, including those resistant to typical insecticides. The research suggests CBD's potential as a safe and sustainable alternative for controlling mosquito populations.

Second life of lithium-ion batteries could take us to space

Scientists have developed an electrochemical approach using catalysts derived from used lithium-ion batteries to produce hydrogen peroxide. The method utilizes carbon nanostructures and cobalt, displaying catalytic properties in oxygen reduction reactions.

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.

If you build it, will they come? Wildlife corridors need smarter design

A University of Maryland study highlights the complexity of designing wildlife corridors, which can vary widely in their effectiveness depending on the evaluation method used. The research found that none of the tested corridor designs captured all black bear movements, and some even failed to account for unique dispersal behaviors.

Can the MIND diet lower the risk of memory problems later in life?

Researchers discovered that those following the MIND diet closely had a reduced risk of cognitive impairment compared to low-diet adherents. The high-diet group showed a 4% decreased risk of cognitive decline, with significant benefits for female participants and Black individuals.

When serotonin dims the light

Researchers discover 5-HT2A receptor selectively suppresses visual information strength without inhibiting parallel processes. This mechanism regulates the importance attached to incoming information, which could help develop new therapies for psychiatric diseases.

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.

Widely used test for gestational diabetes misses 70% of cases

A Kobe University study found that the widely used casual blood glucose testing method for screening pregnant women with gestational diabetes mellitus misses 70% of cases. The researchers recommend using more reliable tests to prevent pregnancy complications and type II diabetes in mothers and children.

How do look for microbes in nature that are beneficial to plant?

This study identifies Paenarthrobacter nitroguajacolicus as a potential biocontrol agent against cucumber corynespora leaf spot fungus, promoting cucumber growth and reducing disease severity. BJ-5 inhibited the germination of fungal spores and caused atrophy in budding tubes, with an inhibition efficacy rate of 63%.

Nanotechnology: DNA origami with cargo function

Researchers have developed a DNA origami-based sensor that can detect lipid vesicles and deliver molecular cargo with precision. The system uses single-molecule Fluorescence Resonance Energy Transfer (smFRET) to measure the distance between fluorescent molecules.

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.

Greenhouse gains: cucumbers get a genetic upgrade through innovative pollen tech

Scientists at Pusan National University have achieved a breakthrough in plant biotechnology by introducing foreign genes into cucumber pollen using DNA-coated magnetic nanoparticles. The new technique significantly streamlines crop genetic modification, offering a quicker and more accessible method to produce transgenic plants.

Scientists find new epigenetic switch

Researchers have identified a new epigenetic mark, 5-formylcytosine, which plays a crucial role in activating genes during early embryonic development. This discovery sheds light on the regulation of gene expression in vertebrates and has implications for our understanding of human development and disease.

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.

An innovative system for seeing into the bowels of volcanos

Researchers from CNRS and Paris Institute of Planetary Physics developed an innovative imaging method to probe volcano internal structure. The study revealed a large magma storage zone beneath La Soufriere volcano, providing greater anticipation for volcanic eruptions.

Metal exposure can increase cardiovascular disease risk

A study published in JACC found that metal exposure is associated with progression of plaque buildup in the arteries, comparable to traditional risk factors like smoking and diabetes. The findings support considering metal exposure as a significant risk factor for atherosclerosis and cardiovascular disease.

Versatile knee exo for safer lifting

A new knee exoskeleton has been developed to support the quadriceps muscles during lifting tasks, helping workers maintain better posture even when fatigued. The device, which uses a complex algorithm to predict assistance needs, enabled participants to lift faster and with improved posture.

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.

One in five UK doctors use AI chatbots

A survey of UK general practitioners reveals that 20% of doctors use generative AI tools like ChatGPT in their practice. The study highlights the potential benefits of AI in reducing administrative burdens and supporting clinical decision-making, but also raises concerns about errors, biases, and patient privacy.

Meta Quest 3 512GB

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

Flexible circuits made with silk and graphene on the horizon

Researchers at PNNL create a uniform two-dimensional layer of silk protein fragments on graphene, enabling the design and fabrication of silk-based electronics. This biocompatible system has potential applications in wearable and implantable health sensors, as well as computing neural networks.

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.

Kidney stone grant to create research resource for adults and children

The grant will create the Urinary Stone Disease Hub, combining medical expertise across adult and pediatric urology and nephrology, informatics, and AI to establish a novel data resource. The hub will include clinically important information from CT images, clinical notes, stone composition, and 24-hour urine labs.

Research shows finger counting may help improve math skills in kindergarten

Research suggests that teaching a finger counting strategy can enhance arithmetic performance in kindergarten-age children, with benefits extending to reducing inequity in math education. The study, which included 328 five- and six-year-olds, showed significant improvements in math skills among trained children who initially did not us...

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.

How Ukraine can rebuild its energy system

Researchers have identified Ukraine's renewable potential as exceeding the generation capacity destroyed during the war. The study recommends developing a distributed power supply system and investing in solar and wind energy, particularly in the south and east of the country.

Can toddlers help explain the origins of our bias for wealth?

New research suggests that toddlers can track and prefer people with more resources, tracking this preference until around 13 months of age. This bias towards wealth is thought to be driven by negative assessments of those with less, rather than positive evaluations of the wealthy.