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Science News Archive April 2023


Page 29 of 37

Combination therapy overcomes BET inhibitor resistance

Researchers at St. Jude Children's Research Hospital developed a novel combination therapy approach that uses both BET and GSK3 inhibitors against KMT2A mutated leukemia, overcoming drug resistance without increasing toxicity. The approach was confirmed in cell lines and xenograft mouse models, and holds promise for further development.

Apple iPhone 17 Pro

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

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.

Purdue receives $1 million USDA grants for sustainable agriculture projects

Purdue University has received two grants of $1 million each from the US Department of Agriculture's National Institute of Food and Agriculture to develop more resilient food systems. The grants will support research, education, and extension efforts aimed at enhancing sustainable agricultural systems in Eastern U.S. forests and Midwes...

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.

Texas A&M researchers discover new circuit element

Researchers at Texas A&M University have identified a new circuit element called the meminductor, which exhibits memory-like properties. The discovery was made using a two-terminal passive system and proved the existence of meminductance in an inductor circuit element.

Mint flavor makes vape juice more toxic, damaging to lungs

Researchers developed a biologically inspired 'vaping robot' to mimic human breathing patterns and tested commercially available e-liquids containing menthol. The study found that menthol vapers took shallower breaths and had poorer lung function compared to non-menthol smokers, regardless of age or smoking history.

Solar cells charging forward

Researchers at Kyoto University have successfully created silicon-based photovoltaics at room temperature using a hybrid PEDOT:PSS/silicon heterojunction. This breakthrough technology offers improved production speed and cost, with power generation efficiency above 10%. The new process has the potential to facilitate large-scale diffus...

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.

Engineered plants produce sex perfume to trick pests and replace pesticides

Researchers at the Earlham Institute have successfully engineered tobacco plants to produce moth sex pheromones using precision gene engineering techniques. The production of these molecules can be efficiently managed without hampering normal plant growth, providing a potential alternative to traditional pesticides.

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.

Researchers reveal key mechanism of NK cell dysfunction

The study reveals that intratumoral natural killer cells' loss of membrane protrusions impairs their ability to recognize and kill tumor cells. Researchers developed a single-immunocyte mass spectrometry technology to detect the decrease in sphingomyelin, which can restore protrusion formation and improve NK cells' killing capacity.

New strategy for cathode materials in Li-Cl2 battery

Researchers have developed a new design of cathode materials in Li-Cl2 batteries, achieving high specific capacities of up to 2000 mAh/g and stable performance for over 500 cycles. The use of NH2-functionalized MOFs enhances the redox reaction kinetics and improves low-temperature stability.

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.

Creating an artificial pathologist

A team of scientists created a new, fast, and precise method for analyzing cells in tissue samples from cancer patients without the need for a trained pathologist. The method uses artificial intelligence to evaluate data produced by a technique called real-time deformability cytometry.

Future is bright for gold-based antibiotics

New research at ECCMID 2023 presents 19 gold complexes effective against at least one hard-to-treat bacterium, including MRSA and Pseudomonas aeruginosa. The gold-based drugs use a multimodal mechanism to kill bacteria, preventing antimicrobial resistance from developing.

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.

Birch reduction simplified to a one-minute mechanochemical process

Researchers at Hokkaido University have developed a simplified Birch reduction method that avoids liquid ammonia and can be carried out in ambient air, making it faster and more eco-friendly. The mechanochemical approach uses a ball mill to break through the surface layer on lithium metal, enabling the Birch reduction to proceed.

Researchers leverage cell self-destruction to treat brain tumors

Dominique Higgins and his team found that a specialized diet can induce ferroptosis, a type of cell death, in glioblastoma cells, making chemotherapy drugs more effective. This approach has shown promise in animal models and is being explored as a potential treatment for brain tumors.

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.

COVID-19 pandemic increased the frequency of intimate partner violence

A Rutgers study found that nearly one in five LGBTQ people experienced an increase in intimate partner violence after the COVID-19 pandemic began. Those living in the southern US were more likely to report this increase, with intimate partner violence also linked to greater depressive symptoms.

Scientists use peroxide to peer into metal oxide reactions

Researchers at Binghamton University and Brookhaven Lab used advanced spectroscopy techniques to study the effects of peroxides on copper oxide surfaces. They found that peroxides significantly enhanced CuO reducibility in favor of H2 oxidation, while acting as an inhibitor to suppress CO oxidation.

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.

Two-organ chip to answer fatty liver questions

Researchers created the integrated-gut-liver-on-a-chip platform to examine how gut and liver cells interact, particularly in relation to non-alcoholic fatty liver disease. The study showed significant changes in gene expression and DNA damage when free fatty acids were introduced, leading to cell death similar to severe cases of NAFLD.

Scientists discover a way Earth’s atmosphere cleans itself

Researchers have found that a strong electric field can create hydroxide, which reacts with pollutants and greenhouse gases, altering our understanding of atmospheric chemistry. This new mechanism changes how scientists build computer models to forecast air pollution.

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.

Researchers find comprehensive sex education reduces homophobia, transphobia

A randomized controlled trial of High School FLASH, an LGBTQIA+ inclusive evidence-based sex education curriculum, found that the program reduced homophobic and transphobic beliefs among both LGBTQ and straight/cisgender students. The study also showed improved feelings of safety and connection to peers among LGBTQ students.

Retinal microvasculature is a potential biomarker for acute mountain sickness

A study led by Dr.Ningli Wang and Dr.Yuan Xie found that retinal microvasculature alterations can predict acute mountain sickness (AMS). The researchers used optical coherence tomography angiography to measure retinal capillary blood flow density, revealing increased perfusion pressure as a key mechanism in AMS pathogenesis.

Internet access must become human right or we risk ever-widening inequality

A new study calls for internet access to be declared a basic human right to address socio-economic disparities. In developing countries, internet access can determine education, healthcare, housing, and employment outcomes. The study advocates for free internet access and digital skills training to ensure equal opportunities.

Celestron NexStar 8SE Computerized Telescope

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

Study reveals epigenetic vulnerability of acute myeloid leukemia

A new study reveals that targeting the SWI/SNF protein complex can disrupt PU-1-directed enhancer programs in AML cells, leading to therapeutic responses and rapid tumor regression. The findings also show that these inhibitors have manageable side effects on normal blood cells.

More frequent hurricanes raise risk to US East and Gulf coasts

Researchers find that changes in wind patterns caused by warmer tropical waters are steering storms closer to the US East and Gulf coasts, increasing risk for residents. The study reveals that this phenomenon is linked to stronger hurricane frequency due to climate change.

How to make electronic noses smell better

A comprehensive review of e-nose methods and algorithms aims to improve smell detection capabilities. The study highlights limitations of current gas sensors and provides an outlook on algorithm design.

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.

Spike in major league home runs tied to climate change

A Dartmouth College study found that more than 500 home runs since 2010 can be attributed to higher-than-average temperatures due to climate change. Rising temperatures could account for 10% or more of home runs by 2100, with some stadiums experiencing significant spikes in home run totals.

A new quantum approach to solve electronic structures of complex materials

Researchers at Argonne National Laboratory and University of Chicago developed a hybrid simulation process using IBM quantum computers to solve electronic structure problems. The new method uses classical processing to mitigate noise generated by the quantum computer, paving the way for future improvements.

Biodiversity auditing key to success of new conservation plans

A new research approach suggests integrating biodiversity auditing into conservation plans to effectively support a wider range of important species. This method has been successfully tested in the UK's East Anglia region and could benefit biodiversity nationally, including the European Union's 2030 Biodiversity Strategy.

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.

Long-COVID a greater burden for migrant groups than the native population

Research from Amsterdam UMC reveals that all prominent migrant groups are suffering more from long-covid than the native Dutch population, with rates ranging from 26-50% higher. The study highlights the need for awareness and accessible healthcare services in ethnic minority and migrant communities.

UC Riverside-led study sheds light on how IBD can develop

A UC Riverside-led study found that reduced PTPN2 activity in intestinal epithelial cells leads to decreased Paneth cell antimicrobial peptide production, disrupting the gut microbiota and increasing E. coli. This loss can serve as a marker of IBD disease.