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Science News Archive 2022


Page 100 of 448

Blue energy

Scientists at Osaka University have developed an ultrathin silicon membrane with arrays of nanopores that can harness osmotic flow to generate electricity from seawater. The device achieved peak power efficiency of 400 kW/m² and demonstrated optimal configuration for best power generation.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

How the mother's mood influences her baby's ability to speak

A recent study at the Max Planck Institute for Human Cognitive and Brain Sciences found that mothers' postnatal depressive moods can impact their babies' ability to distinguish speech sounds. Mothers in a negative mood tend to use less infant-directed speech, leading to delayed language development in infants.

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.

Green hydrogen: Faster progress with modern X-ray sources

Researchers at Helmholtz-Zentrum Berlin for Materials and Energy are utilizing X-ray absorption spectroscopy to investigate oxygen evolution in electrocatalysis. This study aims to improve the efficiency of green hydrogen production by developing more stable and cost-effective catalysts.

Sleep mode makes Energy Internet more energy efficient

Nagoya University scientists developed a controller with a sleep mode to procure energy only when needed, reducing the need for storage batteries and capacitors. This innovative solution enables efficient energy saving and promotes the practical application of power packet type energy Internet.

Fast track to fertility program halves time to treatment

The program cuts the average time it took for new patients to get their first treatment from 97 days to just 41 days, while also allowing more than 1,000 new patients to begin treatments. The system has made significant improvements in efficiency and patient satisfaction, with appointment no-shows dropping by 50%.

Increase seen in pediatric BMI during pandemic, study finds

A study tracking pediatric body mass index (BMI) before and during the pandemic found a significant increase in BMI rates, with girls experiencing an 11% mean rise. The study also linked increased screen time and family time together to rising BMIs.

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.

COVID-19 pandemic may have decreased breastfeeding

Research at LAC+USC Medical Center found a 11% decrease in exclusive breastfeeding and a 4% decrease in any breastfeeding during the COVID-19 pandemic compared to pre-pandemic rates. Hospital staffing changes and access to breastfeeding training may have contributed to these declines.

Caregivers have it tough — and the COVID-19 pandemic made things worse

A new study found that caregivers, particularly women, experience higher odds of health-related vulnerabilities such as food insecurity and financial strain. Caregivers must balance their own lives with those of their dependents, finding ways to care for themselves while dedicating time to caring for loved ones.

Vaginal immune system may hint at prime vaccine timing

Researchers discovered consistent fluctuations in vaginal immune-signaling molecules during menstrual cycles, influencing fertility and infectious disease development. This study provides a framework for optimizing vaccine administration to align with the immune system's natural ebbs and flows.

Daylight hours impact opioid receptor levels in brown fat

A new study at the Turku PET Centre discovered that shorter daylight hours increase opioid receptor levels in brown fat of rats. This complements previous findings on day length modulating opioid receptor levels in brain emotional circuits.

Apple iPhone 17 Pro

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

Underwater movement sensor alerts when a swimmer might be drowning

Researchers created a breathable underwater movement sensor by applying a thin, slippery coating to conductive fabric, enabling the detection of swimmers in distress. The smart system wirelessly alerts a smartphone app when a swimmer stops moving, indicating potential drowning.

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.

Age vs. genetics: Which is more important for determining how we age?

A University of California, Berkeley study found that aging and environment are more important than genetic variation in affecting gene expression. As individuals age, their gene expression profiles diverge, making genetics less useful in predicting which genes are ramped up or down.

Neighboring cell types influence single-cell gene expression variability

Researchers from the University of Tsukuba have developed a statistical framework called CCPLS that analyzes spatial gene expression data at single-cell resolution. The study found that neighboring cell types influence gene expression variability in ways that were not previously accounted for by existing methods.

Chiplet integration technology with simplest scheme

Researchers developed Pillar-Suspended Bridge (PSB) technology for chiplet integration, enabling improved inter-chip connection density and electrical properties. The technology uses a simple structure with high bonding accuracy and reduces yield problems when scaling up integration.

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.

3D map reveals DNA organization within human retina cells

NIH scientists mapped the organization of human retinal cell chromatin, revealing insights into regulation of gene expression and retinal function. The study identified distinct patterns of interaction at retinal genes suggesting how chromatin's 3D organization plays a crucial role in tissue-specific gene regulation.

New research tackles rose rosette, black spot diseases

A new project aims to develop sustainable roses resistant to biotic and abiotic stresses, and have high ornamental quality. The researchers are combining traditional plant breeding with molecular genetics to stack multiple resistance genes into a rose.

Microbial enzymes are the key to pectin digestion in leaf beetles

The study found that microbial enzymes are essential for the digestion of pectin in leaf beetles, allowing them to access nutrient-rich plant cells. The researchers also discovered that leaf beetle species acquire these enzymes through horizontal gene transfer from other microbes.

Celestron NexStar 8SE Computerized Telescope

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

Reign of PNG’s megafauna lasted long after humans arrived

A new study re-examines fossil bones from the Nombe Rock Shelter in PNG Highlands and suggests that several large mammal species may have survived for another 40,000 years. The research challenges general assumptions about megafaunal extinction timelines and provides fresh insights into the natural history of PNG.

When making a detour is faster

Researchers develop autonomous navigation strategies for microswimmers, allowing them to navigate optimally in complex environments. These strategies utilize external stimuli, such as light, to guide the microswimmers and improve their performance.

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.

Making the invisible water crisis visible

Researchers developed a new global water quality model to assess current and future pollution status of rivers and streams globally. The study found that achieving the SDG target would not be enough to protect surface water quality in some regions, particularly in sub-Saharan Africa and South Asia.

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.

Fluorescence imaging system lays groundwork for better tumor removal

Researchers developed a low-cost, simple imaging system using tumor-targeting fluorescent molecules to determine tumor depth. The portable system provides quantitative information about the depth of tumor cells in the body, helping surgeons remove healthy tissue around tumors for better outcomes.

Milestones achieved on the path to useful quantum technologies

Scientists from Paderborn and Ulm universities create a programmable optical quantum memory, enabling the efficient growth of large entangled states. This breakthrough milestone brings researchers closer to practical applications of useful quantum technologies.

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.

What drives ecosystems to instability?

Researchers have developed a phase diagram that predicts ecosystem stability based on the number of species and interaction strength. The study shows three states of ecological communities, with conditions for moving between them, allowing for the prediction of instability and fluctuations in populations. This work builds on previous f...

Coskun Lab zooming in on the signals of cancer

Coskun's team has developed SpatialVizScore, a new method that visualizes tumor immunology in cancer tissues to identify patients more likely to respond to immunotherapy. The system looks at the interactions of multiple immune cells, including macrophages with subtypes M1 and M2.

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.

80-year-old mystery in static electricity finally solved

A team of researchers from Ulsan National Institute of Science and Technology (UNIST) has finally solved the long-standing mystery of contact electrification, a phenomenon that was once humanity's only source of electricity. The study reveals that charge mosaics on contact-electrified dielectrics result from polarity-inverting discharges.

Energy development holds up deer during spring migration

A 14-year study by the USGS and University of Wyoming found that energy development in mule deer corridors reduces their ability to match foraging with spring green-up. As a result, deer lose out on the best food resources during critical migration periods.

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.

Good planning gets the bike rolling

Researchers propose a new demand-driven planning scheme for efficient bike path networks in densely populated areas. The approach balances safety preferences and route choice, providing a quantitative assessment of existing and planned network structures.

A one-stop-shop for brain imaging

A team from McGill University has created a database called neuromaps, which combines over 40 existing brain maps to help scientists find correlations between patterns across different brain regions. The tool provides standardized space to view and compare each map, improving reproducibility of results.

The thinking undead: How dormant bacteria calculate their return to life

Researchers discovered that dormant bacterial spores can evaluate their environment without waking up, using stored electrochemical energy to determine favorable conditions. They found that spores release their energy to perform a computation about their surroundings, similar to how neurons operate in the brain.

Discovery of a new function of the cerebellum

Researchers at the University of Basel have discovered a new function of the cerebellum in storing emotional experiences, which is crucial for our survival. The study shows that increased activity in the cerebellum facilitates the storage of information in various areas of the cerebrum, leading to improved memory for emotional events.

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.