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Science News Archive 2022 - Page 18


Page 18 of 448

Discovering rare red spiral galaxy population from early universe with the James Webb Space Telescope

The James Webb Space Telescope has captured infrared images of a population of red spiral galaxies at unprecedented resolution, revealing their morphology in detail. These galaxies are among the farthest known spiral galaxies and suggest that such spiral galaxies existed in large numbers in the early universe.

SourceWaseda University·JournalThe Astrophysical Journal Letters·TypeImaging analysis·DateDec 12, 2022

This hormone may be the missing ingredient to heart-healthy cholesterol levels for menopausal women

A new study identifies anti-Müllerian hormone (AMH) as a key factor in regulating cholesterol levels during the menopause transition. High AMH levels are associated with lower HDL-C, or good cholesterol, which may indicate cardiovascular risk despite its traditionally protective effects.

SourceUniversity of Pittsburgh·JournalJournal of Clinical Lipidology·TypeObservational study·DateDec 12, 2022

Patients with depression less likely to follow critical medication plan following heart procedure

A new study published in JAMA Network Open found that patients with depression are less likely to adhere to essential medical therapies following percutaneous coronary intervention (PCI). The study examined over 124,000 patients who underwent PCI and were diagnosed with depression, revealing a significant proportion of individuals with...

SourceUniversity of Pittsburgh·JournalJAMA·DateDec 12, 2022

Uptick in prevalence of simultaneous cannabis and alcohol use in the US after states legalize recreational cannabis use

A new study found an increase in adults using both substances simultaneously, leading to more negative consequences such as risk behaviors and heavy substance use. The findings suggest that changes in cannabis legislation may lead people to use both substances, particularly among adults aged 21-50.

SourceColumbia University's Mailman School of Public Health·JournalJournal of General Internal Medicine·DateDec 12, 2022

Hummingbird flight could provide insights for biomimicry in aerial vehicles

Researchers used a novel modeling method to study hummingbird wing movement, revealing previously unknown principles of actuation. They found that hummingbirds' primary muscles pull wings in three directions: up and down, back and forth, and twisting. This discovery has implications for technological development of agile aerial systems.

SourcePenn State·JournalProceedings of the Royal Society B Biological Sciences·TypeObservational study·DateDec 12, 2022

Rice flashes new life into lithium-ion anodes

Researchers have developed a new process to recycle and recondition graphite anodes in lithium-ion batteries, reducing environmental impact. The 'flash' Joule heating process recovers critical metals and enhances the performance of recycled anodes.

SourceRice University·JournalAdvanced Materials·TypeExperimental study·DateDec 12, 2022

Study of fossil katydids provides new insights on evolution of Mesozoic soundscape

A recent study on fossil katydids from the Mesozoic Era provides novel insights into the evolution of acoustic organs and behavior. The research team discovered exceptionally preserved Mesozoic katydids with the earliest known insect ears, extending the age range of modern-type auditory tympana by 100 million years.

SourceChinese Academy of Sciences Headquarters·JournalProceedings of the National Academy of Sciences·DateDec 12, 2022

Patients and doctors agree on treatment goals only half the time, according to JNCCN study on people with neuroendocrine tumors

A recent study by City of Hope found that only 30% of patients with advanced neuroendocrine tumors prioritize living longer as their top goal. Instead, 70% focus on addressing pain, fatigue, and losing function. The research highlights the need for better communication between care providers and patients to develop personalized treatme...

SourceNational Comprehensive Cancer Network·JournalJournal of the National Comprehensive Cancer Network·DateDec 12, 2022

Novel wearable belt with sensors accurately monitors heart failure 24/7

Researchers from Florida Atlantic University have developed a prototype of a novel wearable device that can continuously monitor physiological parameters associated with heart failure in real-time. The device uses sensors embedded in a lightweight belt to track thoracic impedance, electrocardiogram, heart rate, and motion activity, pro...

SourceFlorida Atlantic University·JournalScientific Reports·TypeExperimental study·DateDec 12, 2022

Washington state quinoa can make a better cookie

Researchers at Washington State University found that two types of quinoa bred specifically for the Pacific Northwest climate worked well as a high-fiber, high-protein additive flour in commercial cookies. Preliminary results show people preferred sugar cookies with 10% quinoa flour over traditional wheat flour cookies.

SourceWashington State University·JournalJournal of Food Science·DateDec 12, 2022

Pathogenic sensor’s surprising capabilities revealed

Researchers developed a new way to study the sensory system used by pathogenic bacteria to infect humans. They screened thousands of peptides against a bacterial sensor and discovered 13 new human antimicrobial peptides (AMPs) that activate the sensor. The findings suggest an arms race between humans and bacteria, with each evolving ne...

SourceRice University·JournalNature Chemical Biology·TypeExperimental study·DateDec 12, 2022

FDA needs to ensure that information on dense breast notifications are clear and understandable to all members of the public

The FDA's proposed breast density notifications may not be clear enough for all women, particularly those with lower literacy levels. Researchers recommend that the agency uses rigorous evaluation methods to test language and reactions, ensuring that warnings are communicated effectively.

SourceBoston University School of Medicine·JournalJAMA·TypeNews article·DateDec 12, 2022

Scientists develop electrode material that preserves its volume, making it ideal for solid-state EV batteries

Scientists have developed a positive electrode material that maintains its volume during repeated charge/discharge cycles, ideal for solid-state EV batteries. This breakthrough offers significant improvements in durability and charging speed, potentially reducing battery costs and enabling faster charging times.

SourceYokohama National University·JournalNature Materials·DateDec 12, 2022

Gold-based passive heating for eyewear

Researchers at ETH Zurich developed a gold-based transparent coating that absorbs infrared radiation selectively, heating up to 8 degrees Celsius. The coating is thinner, pliable, and more efficient than traditional antifogging methods, requiring minimal gold material costs.

SourceETH Zurich·JournalNature Nanotechnology·TypeExperimental study·DateDec 12, 2022

Unique modulator could change mid-infrared photonic systems for the better

A new MIR all-optical modulator based on an acetylene-filled hollow-core fiber has been developed, enabling gas sensing and medical diagnostics in the mid-infrared range. The device utilizes the photo-thermal effect to achieve phase modulation, allowing for ultra-broadband modulation devices from NIR to MIR.

A unique clinical trial leads to a dramatic decrease in early deaths from the rare and aggressive—yet highly curable—acute promyelocytic leukemia (APL)

A unique clinical trial has achieved a remarkable 97% induction survival rate in patients with acute promyelocytic leukemia (APL) by providing a simplified treatment regimen and 24/7 support from APL experts. This collaborative care model, known as EA9131, significantly reduced early deaths and improved overall survival rates.

Large-area and high-precision fabrication of aspheric micro-lens array

Scientists have developed a novel fabrication method for large-area and high-precision aspheric micro-lens arrays via single beam exposure DLWL, enabling high flexibility in design. The approach produces AMLA with dimensions of 30 × 30 mm² within 8 hours, exceeding 100 mm²/h writing speed.

New synthesis method enhances the electrochemical performance of lithium sulfur batteries

Researchers designed a bifunctional high entropy metal oxide/carbon nanofibers interlayer via simple electrospinning to improve lithium sulfur battery performance. The unique structure and function of the interlayer reduce shuttle effects and limit lithium polysulfides crossover, resulting in superior electrochemical performance.

SourceKeAi Communications Co., Ltd.·JournalGreen Energy & Environment·TypeExperimental study·DateDec 11, 2022

Scientists call for better long-term groundwater controls in Australia

A study led by Flinders University has identified 18 challenges in Australia's sustainable use of groundwater, citing over-extraction and unregulated pumping as major contributors. The report calls for improved regional-scale volumetric water extraction limits and better stakeholder communications to address these challenges.

SourceFlinders University·JournalJournal of Hydrology·TypeData/statistical analysis·DateDec 11, 2022

FAST reveals unprecedented details of the Milky Way

The FAST telescope has detected unprecedented detail about the distribution of neutral hydrogen gas in the Milky Way, revealing fine structures across 88 square degrees. The team also found evidence for magnetic field reversals along spiral arms and confirmed shell-type supernova remnants.

SourceScience China Press·JournalScience China Physics Mechanics and Astronomy·DateDec 10, 2022

Experimental cancer therapy shows success in more than 70% of patients in global clinical trials

Researchers from The Mount Sinai Hospital found that talquetamab, a bispecific antibody, was successful in killing multiple myeloma cells in over 70% of patients. This therapy directs the immune system to target cancer cells and has shown promise even for those who have resisted all other treatments.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalNew England Journal of Medicine·DateDec 10, 2022

Extending chemo slashes risk of aggressive childhood leukemia coming back

A new treatment protocol has been shown to significantly reduce the risk of aggressive childhood leukemia returning after chemotherapy. The ALL-11 protocol, which includes an extra year of maintenance chemotherapy for children with specific genetic mutations, has improved five-year survival rates and quality of life for these patients....

SourcePrincess Máxima Center for Pediatric Oncology·TypeRandomized controlled/clinical trial·DateDec 10, 2022

Researchers realize contactless electrocardiogram monitoring

Researchers from USTC achieved contactless ECG monitoring through a millimeter-wave radar system, demonstrating high accuracy and reliability for diagnosing cardiovascular diseases. The new method showed a median timing error of less than 14 milliseconds and a morphology accuracy higher than 90% compared to conventional ECGs.

SourceUniversity of Science and Technology of China·JournalIEEE Transactions on Mobile Computing·DateDec 10, 2022

Bat diversity and abundance are highest in old deciduous forest stands on the river banks in Eastern Ukraine

A new study reveals that bat diversity is highest in old deciduous forest stands on river banks in Eastern Ukraine. The research found that mature forests older than 90 years improve breeding activity and abundance of bats, with species richness increasing up to 22% of all forests in the region.

SourceLeibniz Institute for Zoo and Wildlife Research (IZW)·JournalForests·TypeCase study·DateDec 9, 2022

Dinosaur teeth reveal what they didn’t eat

Researchers used dental microwear texture analysis to infer feeding habits of large theropods, including T. rex and Allosaurus. The study found that these dinosaurs did not eat bones as frequently as thought, with juveniles having a different feeding behavior.

SourceUniversity of Tokyo·JournalPalaeontology·TypeImaging analysis·DateDec 9, 2022