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Science News Archive 2023


Page 103 of 444

Computer model predicts who needs lung cancer screening

A machine learning model developed by researchers can predict lung cancer risk with an 83.9% sensitivity, identifying those who need screening for the disease. The model uses just three predictors: age, smoking duration, and pack-years of smoking, making it a simplified approach to determine high-risk populations.

Apple iPhone 17 Pro

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

Extreme fires and heavy rainfall driving platypuses from their homes

A recent study by the University of Melbourne found that severe bushfires followed by heavy rainfall are causing platypuses to abandon their homes. The research used environmental DNA sampling to track platypus movement before and after the 2019-2020 megafires, revealing a significant decline in platypus populations in affected areas.

The rhythm is gonna get you (moving faster)

Duke researchers demonstrate that incorporating rhythm into movement designs can optimize performance and efficiency for robots and animals. By varying the timing of movements, optimal rhythms can be achieved, affecting all aspects of design.

Illinois-led project to sequence 400 soybean genomes, improve future crops

The Illinois-led project will sequence at least 50 soybean genomes from cultivated lines and wild relatives, as well as 350 high-quality draft genomes. This will enable the identification of genetic variation and its incorporation into better crops, ultimately leading to climate-resilient soybean varieties.

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.

Wastewater detects signs of antimicrobial resistance in aged care

A new study has detected high levels of bacterial resistance to antibiotics in two Australian aged care facilities, highlighting a concerning trend in the sector. The study used wastewater-based surveillance to detect antimicrobial resistance in Escherichia coli and found above-average levels of gentamicin resistance in one facility.

Enlighten me

Researchers at Kyoto University discovered that liverwort Marchantia polymorpha uses gibberellin precursors to produce a signaling molecule aiding survival under shaded conditions. This metabolic pathway inheritance provides insight into the evolution of plant hormone responses.

Can science take the STING out of runaway inflammation?

Researchers discovered a cell signaling pathway that allows effector memory T cells to drive innate cytokine storms in autoimmune diseases. Targeting the STING pathway may prevent inflammation chain reactions, offering new hope for treating conditions like type 1 diabetes and rheumatoid arthritis.

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.

Breakthrough in understanding the onset of sporadic Alzheimer's disease

Researchers at the Technion have made a breakthrough in understanding sporadic Alzheimer's disease by identifying the mechanism behind protein accumulation. The study found that damage to the ubiquitin system leads to the accumulation of toxic proteins, even in healthy tissue, mimicking typical Alzheimer's pathology.

Is universal screening for type 1 diabetes around the corner?

Research suggests that universal screening for type 1 diabetes at two ages could predict most cases of T1D by age 15. Dr. Emily K. Sims emphasizes the importance of identifying individuals with early, presymptomatic stages of disease to prevent life-threatening episodes and improve outcomes.

Reflecting on one’s values increases success in job search

A 15-minute reflection exercise strengthens job seekers' belief in themselves, making them more effective applicants. The study found that this self-reflection increased the chances of finding a job, even for those over 50 and long-term unemployed.

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.

Enzyme mimetic that degrades effluents under sunlight

Scientists at IISc have developed an enzyme mimetic called NanoPtA that can degrade toxic chemicals in industrial wastewater effectively in the presence of sunlight. The nanozyme is highly specific and robust, making it suitable for large-scale industrial use.

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.

Human disease simulator lets scientists choose their own adventure

Researchers at Northwestern University developed Lattice, a device that simulates human disease in multiple organs to analyze interactions and test new drugs. The technology can replicate complex disease processes, allowing scientists to study the effects of obesity on endometrial cancer, for example.

Targeting unsuspected protein reverses lymphedema

A Cornell-led collaboration created a 3D in-vitro model of human lymphatic vessels that revealed a surprising mechanism jamming up drainage: the protein ROCK2. Inhibiting ROCK2 reverses lymphedema effects, offering potential treatment for this condition.

Celestron NexStar 8SE Computerized Telescope

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

Bursts of star formation explain mysterious brightness at cosmic dawn

A Northwestern University-led team of astrophysicists has discovered that young galaxies appear brighter than anticipated due to irregular bursts of star formation. This finding explains the puzzling appearance of massive galaxies too soon after the Big Bang, fitting within the standard model of cosmology.

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.

More and more emerging diseases threaten trees around the world

A recent study reveals that emerging infectious diseases are accumulating rapidly globally, particularly in Holarctic trees. The 'big data' approach used in the study characterizes the growing threat posed by emergent infectious diseases, with some tree species, such as pines and oaks, showing high new disease accumulation.

Synthetic peptide could reduce vascular problems associated with COVID-ARDS

Researchers have developed a synthetic peptide that could help reduce vascular problems associated with acute respiratory distress syndrome in COVID-19. The peptide, called TIP, works by binding to a subunit of the epithelial sodium channel, which helps maintain barrier function and prevent damage from viral proteins.

Two Rice bioengineers win NIH Director’s New Innovator awards

Rice University bioengineers Jerzy Szablowski and Julea Vlassakis have received the National Institutes of Health Director’s New Innovator Award for their creative research projects on gene expression and cancer interactions. Szablowski is developing noninvasive methods to map gene expression, while Vlassakis is studying complex single...

Interconnected factors increase household food insecurity in Brazil

A recent study found that households headed by single women of color in Brazil are four times more likely to experience food insecurity compared to those headed by married white men. The researchers argue that policies addressing gender equality, antiracism, and family considerations can help reduce poverty and hunger.

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.

Wearable sensor to monitor ‘last line of defense’ antibiotic

Researchers have developed a wearable sensor patch capable of continuously monitoring vancomycin levels, a critical antibiotic used to treat severe bacterial infections. The sensor system detects changes in vancomycin concentration using aptamers and gold wires, providing real-time measurements for effective treatment.

Hospital regulations spur an increase in breastfeeding, but at what cost?

State hospital regulations encouraging breastfeeding increased breastfeeding rates by 4% and up to 7%, but also reduced mothers' labor force participation by 3%. The policies have been shown to benefit women with higher education and incomes, but may not necessarily provide a health benefit due to confounding factors.

Early metformin in gestational diabetes

A randomized clinical trial found that early metformin treatment did not improve insulin initiation or fasting glucose levels in pregnant women with gestational diabetes. Further investigation into larger trials is warranted based on prespecified secondary outcome data.

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.

Unique voice print in parrots

Researchers discovered that monk parakeets possess a unique tone of voice, known as a voice print, similar to humans. This finding raises the possibility that other vocally flexible species may also have a voice print.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

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.

Lasers deflected using air

Researchers at DESY have developed a method to deflect laser beams in air without contact, preserving the beam's quality. The technique uses acoustic density waves to create an invisible grating that changes the direction of the laser light.

A surprising way to disrupt sleep

A new study reveals the critical importance of post-transcriptional processes in regulating circadian rhythms and their impact on sleep. Researchers identified a structure in the circadian mRNA Period2 that alters the amplitude of circadian rhythms and disrupts sleep patterns, particularly during transitions between light and dark.

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.

Trivalent vaccine candidate fights measles, mumps, SARS-CoV-2

Scientists have developed a trivalent vaccine candidate that provides broad and long-lasting protection against COVID-19 infection by delivering the vaccine via the nose. The vaccine triggers a strong neutralizing antibody response and protects mucosal areas, preventing disease symptoms.

Pharmacists can improve access to life-saving vaccines

Researchers found that using electronic prompts during appointment scheduling for seasonal flu and COVID-19 vaccines can identify willing participants for HPV and shingles vaccines. Only 30% of those booking for these vaccines were already vaccinated against HPV, presenting a significant opportunity for targeted campaigns.

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.

FAU Engineering study employs deep learning to explain extreme events

Researchers from FAU's College of Engineering and Computer Science employ a computer-vision deep learning technique to analyze wall-bounded turbulent flows. They successfully identify the sources of extreme events in a data-driven manner, providing new insights into non-linear relationships in fluid dynamics simulations.