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Science News Archive July 2023


Page 13 of 36

A new Achilles heel of the bacterial cell wall

Researchers discovered a central regulator, DipM, controlling multiple autolysins and promoting cell constriction in Caulobacter crescentus. The study reveals DipM's role in coordinating bacterial cell wall remodeling and division processes.

Celestron NexStar 8SE Computerized Telescope

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

Apple iPhone 17 Pro

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

Engineering plants for a changing climate

The PLOS Biology special issue explores plant engineering to combat climate change, from ancient breeding techniques to genome engineering. The collection highlights strategies for enhancing climate-resilience in crops, including microbiome manipulation and synthetic biology.

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.

Fathers’ psychiatric diagnosis increases risk of preterm birth

A new analysis of Swedish birth records found that fathers' psychiatric diagnoses increase the risk of preterm birth, with risks higher for infants whose parents have both diagnoses. The study suggests that additional social support and prenatal care may help mitigate this risk.

Dreaming in technicolor

De-Stijl, a machine learning-based tool, suggests color palettes and demonstrates their impact in different distributions. It removes tedious guesswork from graphic design, facilitating creativity.

Wide field-of-view metasurface-enhanced scanning lidar technology

Researchers have proposed an innovative solution to address limitations of lidar technology, enabling imaging in low SNR environments. The novel technique uses a high-scanning speed AOD and metasurface-enhanced scanning lidar, extending ambiguity range by up to 35 times.

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.

Could early induction of labor reduce inequities in pregnancy outcomes?

A new study found that inducing labor at 39 weeks can reduce adverse perinatal outcomes for women from socioeconomically deprived areas. The analysis of over half a million births in England showed a small benefit from induction, with increased uptake associated with reduced inequities in pregnancy outcomes.

Powerhouse proteins protect heart cells from chemotherapy damage

Scientists identified a process by which enzymes help prevent heart damage in chemotherapy patients. Enzymes normally found in mitochondria move to the nucleus, keeping cells alive. This discovery suggests new methods for testing individual patient responses and potentially preventing heart damage from chemotherapy.

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.

Hobbies and healthy habits surged during the pandemic

A Rutgers study found that people turned to hobbies and health-conscious activities to cope with pandemic-related stresses, increasing physical activity, exercise, and social connections. The study suggests that individuals adapted to negative impacts by adjusting behavioral lifestyle habits.

Fluke 87V Industrial Digital Multimeter

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

A ‘toolbox of biocatalysts’ improves control over free radicals

Researchers have developed a set of biocatalysts that enable precise control over free radical reactions, solving a decades-old challenge in asymmetric catalysis. The metalloenzymes can selectively convert chiral compounds into desired products, opening up new possibilities for the synthesis of bioactive molecules and everyday polymers.

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.

Artificial rocks from macroplastics threaten ocean health

A new study reveals that artificial rocks from macroplastics, known as plastiglomerates, pose a significant environmental risk to coastal ecosystems. These 'rocks' are made up of plastic waste held together by coral fragments and can release toxic pollutants into the environment.

Researchers reveal why obesity makes ovarian cancer more deadly

Researchers discovered that obesity affects ovarian cancer by altering the tumor's immune microenvironment and stiffening surrounding tissue. This change impairs treatment response to chemotherapy, leading to poorer survival rates among patients with high body mass index (BMI).

#BodyPositivity: More diversity in body shapes

Exposure to body-positive content on social media broadens women's concept of ideal body weight, increasing the number of body shapes considered ideal. Body-positive content also leads to increased sense of well-being in one's body and reduces weight perception.

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.

Surveying public tolerance of lethal wildlife management in Japan

A survey of 1,000 Japanese respondents found that people's attitudes towards lethal wildlife management (LWM) were more species-specific than previously thought. Largemouth basses, crows, and wild boars were deemed most acceptable for LWM, while carp, parrots, and monkeys were considered the least acceptable. The study also revealed no...

Male killer whales protected by post-menopause mothers

New research shows that post-menopause female killer whales protect their sons from fights with other whales, reducing the incidence of socially inflicted injuries. This unique behavior suggests that females prioritize helping their male offspring, who have more genetic potential for passing on their mother's genes.

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.

Bats struggle during organic farming transition

Research shows bat activity decreases when farms switch to organic agriculture, with a potential time-lag before benefits for the environment emerge. The findings suggest that organic farming can have detrimental effects during the transition period, highlighting the need for careful management.

UBC Okanagan researchers investigate new use for plastic bottles

Researchers at UBC Okanagan have developed a new method to incorporate used plastic bottles into clay soil stabilization in landfills, strengthening the soil and preventing pollutants from escaping. This innovative approach has the potential to divert millions of metric tons of plastic waste from landfills each year.

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.

Hitting reset to start a new embryo

Researchers identified OBOX genes as master regulators of zygote genome activation, enabling the newly formed embryo to develop according to its own genetic program. The study found that these genes facilitate Pol II locating to the correct genes, allowing for the activation of transcription factors and subsequent development.

The malnutrition paradox: Adolescent obesity in Zimbabwe

Adolescents in Zimbabwe exhibit rising rates of obesity, contrary to traditional perceptions of malnutrition and health. A study found that 15.8% were obese or overweight, with girls more affected, and low obesity awareness prevalent among girls, attributed to poor eating habits and lack of formal education.

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.

How eelgrass spread around the world

An international team reconstructed eelgrass colonisation history, tracing Pacific to Atlantic migrations around 243,000 years ago. Genetic diversity in Atlantic populations is lower due to past ice ages, raising concerns about adapting to a changing climate.

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.

Catalyst can control methane emissions in natural gas engines

Researchers have developed a single-atom catalyst that efficiently removes methane from engine exhaust at low temperatures, even when the engine is starting. The catalyst uses every atom of precious metals and maintains reaction stability at higher temperatures.

How do the world-largest water striders jump on the water?

Researchers found that giant water striders break the water surface when their legs push downward during a jump. They then quickly move downward surrounded by air caught within and around long hairs on their legs, generating upward force due to drag.

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.

Fueled by new chemistry, algorithm mines fungi for useful molecules

A new algorithm has been created to search fungal genomes for clusters of genes likely to result in interesting biological compounds. The algorithm, trained on a newly described type of chemistry in fungi, has discovered over 1,300 fungal species with biosynthetic gene clusters centered on isocyanide chemistry.

New theory better explains how the brain stores memories

Researchers propose a new mathematical neural network theory that consolidates memories to the neocortex if they improve generalization. This view contradicts the classical understanding of systems consolidation, which assumes all memories move from the hippocampus to the neocortex over time.