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Science News Archive October 2020


Page 44 of 47

Study shows antibiotics may be viable treatment option for appendicitis

A new study published in the New England Journal of Medicine found that seven in ten patients who received antibiotics avoided surgery within 90 days, while four in ten with an appendicolith required surgery. Patients treated with antibiotics reported fewer workdays missed and hospital visits compared to those who underwent surgery.

Natural variability of sea-ice in Arctic Ocean

Researchers analyzed sediment cores to find natural sea-ice extent variation since last ice age, contrasting with recent decline. Perennial ice in western and central areas persisted even during warm periods, while southeastern part experienced seasonal ice-free conditions.

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.

Microscope lens inspired by lighthouse

Researchers at KAUST developed a cost-effective, ultrathin SRS lens using laser-based 3D printing, inspired by lighthouse design. The new lens rejects cross-phase modulation background signals, improving imaging efficiency for biological processes like cancer cell growth.

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.

ASA honors Patricia A. Kapur, MD, with its Distinguished Service Award

Patricia A. Kapur, MD, has been recognized with the ASA's highest honor, the Distinguished Service Award, for her exceptional contributions to the specialty of anesthesiology. With a distinguished career spanning over three decades, Dr. Kapur has made significant contributions to education, research, and clinical practice.

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.

80-year-old antibiotic redesigned for new medical uses

Researchers at the University of Tokyo have transformed an old antibiotic into stronger, safer versions using a synthetic strategy. They created over 4,000 variations of gramicidin A, identifying 10 promising future antibacterial drugs with improved specificity towards bacteria.

All-2D light-emitting field-effect transistors

Researchers have developed a new type of transistor that can emit strong light, overcoming previous limitations. By modulating the contacts and channel with separate three gates, the polarity and light emission can be controlled, showing great promises for multi-digit logic devices and highly integrated optoelectronic circuitry.

How the brain helps us navigate social differences

Researchers found that brain activity increased in the left dorsolateral prefrontal cortex when participants conversed with someone of a different socioeconomic background. This increase in activity suggests that our brains have developed a system to help us deal with diversity, supporting previous research on frontal lobe systems and ...

Apple iPhone 17 Pro

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

STOP THE BLEED training has saved lives from Sierra Leone to Connecticut

Two new studies demonstrate the lifesaving impact of STOP THE BLEED training in low-to-middle income countries. In Sierra Leone, nearly all patients survived life-threatening bleeding emergencies after receiving training, and participants retained knowledge for over a year. In Connecticut, course attendees showed strong proficiency in ...

Study shows need for balance in post-surgery opioid prescribing guidelines

Research shows that evidence-based guidelines have successfully reduced opioid prescriptions, but a small group of surgical patients may still need more pain control. The study suggests that these patients require a combination of opioids with non-opioid pain relievers to achieve optimal pain management.

Surgery for benign breast disease does not impair future breastfeeding capability

A recent study published in the American College of Surgeons found that over 80% of young women can successfully breastfeed or bottle-feed after undergoing surgery for benign breast conditions. The research aimed to address concerns among breast surgeons and pediatricians about the impact of surgery on future breastfeeding capability.

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.

Black children more than twice as likely to die after surgical complications

Two studies show Black children are more than twice as likely to die after surgical complications and half as likely to receive surgery compared to white children. Researchers attribute the disparities to socioeconomic status, access to quality care, health risk factors, and implicit systemic biases in healthcare.

New artificial intelligence models show potential for predicting outcomes

Researchers developed AI models that accurately predict treatment needs and medical interventions for motor vehicle crash victims, and identified key factors that affect survival after liver transplantation. The models achieved high accuracy rates, outperforming human manual reviews in streamlining decision-making at the point of care.

Program to improve outcomes for geriatric surgery patients shows promise

A beta test of the American College of Surgeons Geriatric Surgery Verification Program has revealed reduced rates of post-surgery delirium and shorter hospital stays among older veterans. The study involved 186 patients, with significant improvements in functional health and cognitive decline postoperatively.

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.

Are brain-computer interface spellers secure?

Researchers have found that EEG-based BCI speller output can be easily manipulated by tiny adversarial noise, exposing a critical security concern. This manipulation can lead to user frustration or severe misdiagnosis in clinical applications.

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.

High blood pressure linked to baroreflex in rats

A study by Michigan Medicine researchers found that the baroreflex, a neural response to changes in tension, may be contributing to high blood pressure in some rats. The team observed that the baroreflex appeared to switch on and off for extended periods of time, which can predict hypertension in these animals.

COVID-19 testing of children before anesthesia saves PPE

Researchers found that universal COVID-19 testing of children undergoing anesthesia procedures saved PPE, reducing standard PPE use by 70%. The study also highlighted the importance of accurate testing to prevent exposure to healthcare workers.

Light from rare earth: new opportunities for organic light-emitting diodes

Researchers have developed a new cerium(III) complex that achieves 100% EUE in OLEDs, leading to improved device stability and efficiency. The device shows a maximum external quantum efficiency of 20.8%, smaller roll-off, higher maximum luminance, and longer operating lifetime compared to traditional iridium-based OLEDs.

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.

Amphiphilic AIE-active sensor: Breaking the bottleneck of AIE bioimaging

Researchers have developed a novel amphiphilic AIE-active sensor that can overcome the traditional bioimaging bottleneck by achieving high targeting ability and selectivity. The sensor utilizes an amphiphilic characteristic to prevent aggregation in aqueous environments and ensure accurate fluorescence signal mapping.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Climate change responsible for record sea temperature levels, says study

A recent report by the Journal of Operational Oceanography reveals an unprecedented rise in sea temperatures worldwide, with the Arctic Ocean experiencing the largest increase. The report highlights the impact of climate change on ocean ecosystems and calls for improved monitoring to ensure sustainable use of seas and oceans.

Babies' random choices become their preferences

Researchers found that babies as young as 10-20 months old exhibit a phenomenon where they prefer the unchosen option, indicating an unconscious bias. This bias disappears when the element of choice is removed, suggesting it may be linked to how adults make decisions.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

DECT in the ED: better diagnoses, less follow-up, more savings

Dual-energy CT enhances radiologist confidence in emergency department imaging studies, leading to reduced downstream imaging and associated costs. This technology resulted in a decrease of recommended follow-up imaging examinations totaling $52,991.53-61,598.44.

New clues about the link between stress and depression

Researchers at Karolinska Institutet have identified a key protein called p11 that affects the brain's response to stress, potentially increasing the risk of depression. The study found that mice with low p11 levels react more strongly to stress and exhibit anxiety-like behavior.

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.

Subsidized cars help low-income families economically, socially

A study published in the Journal of Planning Education and Research found that subsidized car ownership has a transformative impact on low-income families, allowing them to access better education, healthcare, and employment opportunities. The research also highlighted the importance of considering the broader social benefits of car ow...

Solving global challenges using insect research

Research on insects addresses sustainability science goals such as promoting peace and improving health by providing innovative solutions to pressing problems. Insects are identified as unsung heroes in tackling multifaceted sustainability challenges.

Future climate changes in nature reserves

A new study examines the effects of future climate change on over 137,000 nature reserves worldwide, revealing severe local impacts, especially in tropical countries. The research highlights the importance of informed management to mitigate climate change effects and preserve biodiversity.

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.

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.

Potential new tool for frost screening in crops

Agricultural scientists at the University of Adelaide have identified a potential new tool for screening cereal crops for frost damage using terahertz imaging technology. The non-destructive method was found to successfully screen barley plants for frost damage, with individual grain positions along the spike also detectable.

Cancer immunotherapy 'uniquely suppressed' by liver tumors

Researchers discovered that liver tumors can harness the liver's powers to retrain the immune system and exert its influence on distant cancer cells. Adding a second checkpoint inhibitor in combination therapy may overcome this resistance and increase immunotherapy effectiveness.

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.