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Science News Archive September 2023


Page 17 of 37

Combustion powers bug-sized robots to leap, lift and race

Researchers at Cornell University have created an insect-scale quadrupedal robot powered by combustion that can outrace, outlift, and outflex its electric-driven counterparts. The robot's actuators produce 9.5 newtons of force and operate at frequencies greater than 100 hertz.

Laser-based ice-core sampling for studying climate change

A new laser-based sampling system allows for higher depth resolution, enabling scientists to reconstruct continuous annual temperature changes thousands of years ago. The LMS system overcomes previous limitations in sampling ice cores, preserving critical oxygen and hydrogen isotopes needed to infer past temperatures.

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.

Women given new insight into blood clot risk

A study of 20,048 British-Bangladeshi and British-Pakistani women found that those with the Factor V Leiden gene mutation who used oestrogen had more than double the risk of blood clotting. The presence of obesity, high blood pressure, high cholesterol, and kidney disease significantly increased this risk.

Assessing unintended consequences in AI-based neurosurgical training

A new study found that AI-tutored students caused less damage to healthy tissues and improved safety measures, but also showed negative outcomes such as reduced efficiency and speed. Human instructors are essential to promote both safety and efficiency in neurosurgical training.

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.

Ability to drive a car influences quality of life of older adults in Japan

A study by Waseda University researchers found that car ownership among older Japanese adults is associated with higher self-rated health status, greater independence, and a more positive attitude towards receiving help. The study suggests that autonomous driving may play a key role in improving mobility for older adults.

Cheap and efficient catalyst could boost renewable energy storage

A new catalyst designed by researchers at City University Hong Kong and tested by Imperial College London could boost renewable energy storage. The catalyst uses single atoms of platinum to produce an efficient but cost-effective platform for water splitting, paving the way for cheaper hydrogen production.

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.

Career choice in stem cells: Predetermined or self-selected?

Researchers have discovered that embryonic stem cells are guided by a complex interplay of signaling molecules to determine their cell type. The study found that fibroblast growth factor (FGF) acts as an antagonist of the signal molecule BMP, influencing cell differentiation and fate.

Predictive model could improve hydrogen station availability

A new predictive model could help reduce unscheduled maintenance at hydrogen stations, increasing availability and consumer confidence. The model uses prognostics health monitoring to predict component failures and estimate remaining useful life, allowing station operators to schedule maintenance when demand is low.

Apple iPhone 17 Pro

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

Genetics influence the risk of blood clots in oral contraceptive users

A new study from Uppsala University has found that women with a high genetic predisposition for blood clots are six times more likely to develop a blood clot during the first two years of using contraceptive pills. This knowledge could be used to identify women at risk and counsel them on alternative methods of contraception.

New tool will help to diagnose form of extreme social isolation

A new evaluation tool, HiDE, offers practical guidance for diagnosing hikikomori, a form of extreme social isolation. The tool provides structured interview questions for clinicians to diagnose the condition, which is characterized by stress caused by months-long isolation at home.

Rutgers scientists develop method to detect deadly infectious diseases

Rutgers researchers have developed a method to detect the early onset of deadly infectious diseases using a test that can flag 'quiet infected' patients who don't exhibit symptoms. The ultra-sensitive biosensor combines nanoballs and advanced electronics to detect viral nucleic acid material, enabling early infection detection.

Research on bee virus origins uncovers buzz-worthy breakthrough

New research reveals that the Deformed wing virus DWV-A originated in Asia, contradicting previous European origins. The study found that Varroa mites transmitted the virus to European honey bees after their introduction to Asia, leading to widespread infections and colony declines.

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.

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.

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.

Study shows life near the golf course isn't easy for alligators

A recent study by the University of North Florida's Rosenblatt Lab found that living on a golf course changes alligator feeding habits, leading to different dietary patterns and prey communities. The research, published in Ecology and Evolution, highlights the impact of land use changes on large predators.

Where do we feel love?

Researchers at Aalto University mapped the physical sensations of different types of love, finding a continuum from weaker to stronger loves. The strongest forms of love were felt most widely throughout the body, while others were more localized.

Pediatric endocrinologists concerned for safety amid divisive political climate

A new study found pediatric endocrinologists are concerned about threats to their personal safety and the impact of transgender health bans on medical practice. The researchers surveyed 223 pediatric endocrinologists, with 56% providing gender-affirming care, and identified safety concerns, pressures on hospitals, and threats against p...

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.

Real-time live tissue sensitivity assay for pancreatic adenocarcinoma

Researchers developed a reliable and reproducible real-time live tissue sensitivity assay (RT-LTSA) using fresh tumor samples to predict patients' clinical response to chemotherapy. The study showed improved disease-free survival and reduced recurrence rates in patients who received RT-LTSA sensitive adjuvant regimens.

Carnegie Mellon University sensor objectively measures scratching intensity

Researchers at Carnegie Mellon University have developed a wearable device that can objectively measure the intensity of scratching, which could help evaluate the efficacy of medications meant to reduce itching. The device uses a contact microphone and accelerometer to detect high-frequency vibrations and correlates them with scratch i...

Researchers identify neurons that guide flies upwind

A cluster of neurons in the fruit fly brain transforms memories about past rewards into actions, guiding the fly's navigation. The UpWiNs also send signals to dopaminergic neurons for higher-order learning, shedding light on parallel neural circuit mechanisms.

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.

At which age we are at our happiest

A study of over 460,000 participants found life satisfaction decreases between puberty and old age, but remains stable until 70. Positive emotional states decrease from childhood to late adulthood, while negative emotional states fluctuate less.

Understanding and treating pain in children

Pediatric patients experience pain that can be detrimental to their brain structure and lead to emotional and behavioral problems. Validated tools such as the Wong-Baker FACES scale and COMFORT scale help healthcare providers assess pain effectively.

New insight into crosstalk between cancer cells and their environment

A new study by University of Illinois researchers has collected gene expression data in response to mechanical stiffness in tumors, providing insights into the crosstalk between cancer cells and their environment. The study found that colorectal cancer-associated fibroblasts can sense changes in stiffness and adapt, leading to dramatic...

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.

Drug delivery platform uses sound for targeting

A new drug delivery platform uses ultrasound to target cancer cells, reducing side effects and increasing precision. The system employs gas vesicles and mechanophores to control the release of drugs in response to ultrasound waves.

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.

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.

Deep learning reveals valuable clues about kidney cancer in pathology slides

Researchers developed an AI-based assessment tool to evaluate two-dimensional pictures of tumor samples, identifying previously underappreciated features such as tumor microheterogeneity and immune properties. These features are associated with improved overall survival among patients taking immune checkpoint inhibitors. The tool has t...

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.

Yogurt may be the next go-to garlic breath remedy

A new study found that whole milk plain yogurt prevented almost all of the volatile compounds responsible for garlic's pungent scent. The researchers suggest high-protein foods may one day be formulated specifically to fight garlic breath. Yogurt's proteins were effective at trapping garlic odors, making it a potential solution.

Creation of training data to estimate the states of care robot users

A research team at Toyohashi University of Technology has developed a technique to create training data for robots that estimate the state of users using machine learning. The method uses a human body link model without requiring movement analysis, enabling care robots to assist elderly with reduced burden and improved safety.