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Science News Archive 2023


Page 257 of 444

New ‘designer’ titanium alloys made using 3D printing

Researchers have developed strong and ductile titanium alloys by integrating alloy and 3D-printing process designs, enabling new sustainable applications in aerospace, biomedical, and energy technologies. The breakthrough utilizes circular economy thinking to produce alloys from industrial waste and low-grade materials.

Cutting breakfast carbs can benefit people with Type 2 diabetes

Researchers at UBC Okanagan found that a low-carb breakfast can significantly reduce blood sugar swings and improve glucose control. Participants who followed a low-carb breakfast plan showed lower glycemic variability and some were able to reduce their glucose-lowering medication.

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.

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.

New health indicator can revolutionize how we measure and achieve well-being

A new concept and assessment framework called 'human functioning' can revolutionize how we measure and achieve well-being, providing a more complete understanding of human health. By recognizing functioning as the third major health indicator, policymakers can inform and guide public policy to enhance societal welfare.

Use of metabolic and bariatric surgery among youth

Metabolic and bariatric surgery use among US youth increased significantly from 2020 to 2021, rising by 50% compared to pre-pandemic years. Adults saw a decline in MBS rates during the same period, highlighting shifts in healthcare access and utilization.

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.

A telescope’s last view

Astronomers at MIT and University of Wisconsin have discovered two validated planets, K2-416 b and K2-417 b, in Kepler's last week of high-quality data. The third planet candidate, EPIC 246251988 b, orbits its star every 10 days and is slightly farther away from Earth than the other two.

Understanding how couples integrate finances

Research from the University of Georgia found that moving in together is not enough to guarantee joint accounts, with factors like net worth, household growth, and income level playing a significant role. Couples who agree on spending and have open conversations about money are more likely to pool their finances.

Apple iPhone 17 Pro

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

Evolution driving improvements in racehorse speed, study shows

Researchers analyzed 692,534 race times to find genetic improvement accounts for 60% of speed increase in short-distance races, while heritability is low across all distances. The study suggests weaker selection or other factors limiting genetic progress, particularly over long distances.

Are we really foreseeing break-ups?

Researchers found that after learning about a couple's break-up, participants perceived the relationship as more obvious and negative. They also reported reinterpreting positive qualities as signs of an impending break-up.

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.

Volunteering, health, and well-being of children and adolescents

Researchers found volunteering associated with higher odds of excellent health and flourishing in children and adolescents, as well as lower anxiety in adolescents and behavioral problems in children. The study used survey data from across the US to explore the relationship between volunteering and child and adolescent health.

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.

Humans evolved to walk with an extra spring in our step

A global team of scientists found that the recoil of a flexible human foot arch repositions the ankle upright for more effective walking and running. This discovery could help doctors improve treatments for present-day patients' foot problems, while also suggesting therapeutic avenues for people with rigid arches due to injury or illness.

Shedding light on the complex flow dynamics within the small intestine

Scientists developed a microfluidic system to study luminal flow around villi in the small intestine, revealing diverse flow behaviors and underlying mechanisms. The device uses air-driven balloon actuators to deform intestinal tissue, generating dynamic flows that can be observed with microscopic fluorescent beads.

Seshaiyer receives funding for Program MASTER: Modeling, Analysis and Simulation for the grand challenges through innovative Training, Education and Research - A SIAM Simons SITE (George Mason University)

Professor Padmanabhan Seshaiyer at George Mason University has received a $34,200 grant to support Program MASTER, a six-week research and learning program in applied mathematics and computational science. The program aims to foster a sense of belonging among students and mentors from across the US.

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.

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.

Association between heart attack and cognition

A recent study of 30,465 adults without a history of heart attack or dementia found that those who experienced an MI had a faster rate of decline in global cognition, memory, and executive function compared to those without an MI. The study suggests that preventing heart attacks may be crucial for maintaining long-term brain health.

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.

Extracting a clean fuel from water

A low-cost catalyst developed by Argonne National Laboratory can produce clean hydrogen from water at a lower cost, making it an ideal choice for replacing fossil fuels and reducing greenhouse gas emissions. The new catalyst uses cobalt instead of expensive iridium, significantly reducing the cost and increasing efficiency.

Genetic risk information may help people avoid alcohol addiction

Researchers found that individuals understood genetic risk scores and reported intentions to reduce their drinking if they had high-risk scores. However, the study's authors caution that receiving genetic feedback is just the first step in behavior change, and connecting individuals to resources and support is crucial.

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.

Webb Telescope finds towering plume of water escaping from Saturn moon

The James Webb Space Telescope has discovered a massive plume of water vapor on Saturn's moon Enceladus, stretching over 6,000 miles. This finding has significant implications for the search for life beyond Earth, as it suggests that Enceladus may have the necessary ingredients for habitability.

Shrimp from Finding Nemo could help keep your white bread white

Ben-Gurion University researchers have discovered a new principle in optics using the Pacific Cleaner Shrimp, leading to the creation of an ultra-thin and highly efficient whitening material. The study found that the shrimp's unique arrangement of molecules creates birefringent nanospheres with brilliant whiteness.

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.

Genetic change increased bird flu severity during U.S. spread

Scientists at St. Jude Children's Research Hospital discovered how the current H5N1 avian influenza virus gained new genes and greater virulence as it spread across North America. The researchers found that the virus could severely infect the brains of mammalian research models, a notable departure from previous related strains.

Dual-wavelength lasing: a new tool for steering High-harmonic generation

Researchers have developed a method to generate mid-infrared pulses with dual-wavelength spectral shaping, enabling flexible tunability in both temporal and spectral domains. This allows for enhanced High-Harmonic generation (HHG) control, opening new possibilities for applications such as electron dynamics and light-matter interaction.

An algorithm for sharper protein films

Researchers have developed an algorithm that can be used to evaluate measurements at X-ray free-electron lasers, improving the precision of protein film analysis. The new method, called low-pass spectral analysis (LPSA), mitigates errors in protein movement reconstruction, allowing for more detailed information to be extracted from data.

Study finds 107-million-year-old pterosaur bones are oldest in Australia

Researchers have confirmed that 107-million-year-old pterosaur bones are the oldest found in Australia, providing insights into these flying reptiles' lives among dinosaurs. The fossils belonged to two different individuals, including a juvenile pterosaur and a larger species with a wingspan over two metres.

Celestron NexStar 8SE Computerized Telescope

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

Hidden in plain sight: Windshield washer fluid is an unexpected emission source

Research suggests that windshield washer fluid is a significant source of vehicle-derived pollutants, including volatile organic compounds (VOCs), which can contribute to ozone formation. The study found that the levels of these non-fuel-derived gases will likely remain unchanged even as drivers transition to electric vehicles.

Lung infection may be less transmissible than thought

Researchers found genetic similarities among strains of Mycobacterium abscessus that cannot be explained by direct person-to-person transmission. Instead, they suggest the pathogen is acquired from environmental exposures, with implications for hospital precautions and public health.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Obesity increases risk of mental disorders throughout life

A recent study published in Translational Psychiatry found that obesity significantly increases the likelihood of developing mental disorders, including depression and anxiety, across all age groups. Women were found to be at a higher risk for most diseases compared to men.

Trials will investigate if rock dust can combat climate crisis

Scientists at the UK Centre for Ecology & Hydrology are trialling crushed rock dust to remove large amounts of carbon dioxide from the atmosphere. The Enhanced Rock Weathering project has the potential to boost crop yield while reducing greenhouse gas emissions.

Astronomers discover planets in NASA Kepler's final days of observations

A team of astrophysicists and citizen scientists have identified three potentially habitable exoplanets discovered during NASA's Kepler space telescope's final days of operation. The planets, including K2-416 b and K2-417 b, are between the size of Earth and Neptune and orbit their stars closely.