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Science News Archive 2022


Page 107 of 448

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.

ASU scientists discover dual-function messenger RNA

Researchers have discovered a new pathway for producing telomerase RNA from protein-coding messenger RNA, offering potential innovations in mRNA vaccines and understanding of telomere biology. This finding has implications for reversing cellular aging and extending human lifespan.

Suicide risk almost seven times higher after diagnosis of young onset dementia

A study by Queen Mary University of London and University of Nottingham found that patients with young onset dementia are at a high risk of suicide, particularly if under 65 or have psychiatric illness. Early recognition and support after diagnosis are crucial in reducing distress caused by this devastating condition.

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.

Jurassic ichthyosaurs divided food resources to co-exist, researchers find

Early Jurassic ichthyosaur juveniles showed predatory specializations, with physical differences in their snouts indicating distinct diets. The study used CT scans and biomechanical testing to confirm that the slender-snouted ichthyosaurs had a quick but weak bite, while the broad-snouted ichthyosaurs had a slow but powerful bite.

Apple iPhone 17 Pro

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

Mapping disease risk at human-wildlife ‘hotspots’

Researchers mapped the spread of pathogens in wild macaque populations near human settlements, finding that monkeys with high human interactions cause larger outbreaks. The study used computer simulations to predict disease transmission and identified key factors influencing outbreak size.

New epigenetic markers for prostate cancer discovered

Scientists have identified two new epigenetic biomarkers that can predict the development of aggressive prostate cancer, enabling clinicians to develop more personalized treatment plans. The study used comprehensive molecular analysis of 185 biopsies from men with prostate cancer diagnosed between 1990 and 2000.

Going to extremes to tackle oil contamination

Researchers at KAUST have identified thermophilic bacteria with potential to degrade oil contamination. The study reveals that certain bacteria can secrete surfactants and absorb emulsified petroleum into their cells for degradation via enzymatic activity.

Optical biosensing through a toy microscope over a surface “rainbow” chip

A team of engineers has created a miniature chip that uses 'rainbow' trapping of light to detect viruses and diseases. The system, which can be integrated with smartphones, allows for high-throughput sensing of biomarkers such as exosomal epidermal growth factor receptor (EGFR), distinguishing lung cancer patients from healthy controls.

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.

Fill me up: Improved efficiency of all-polymer solar cells

Researchers from Nara Institute of Science and Technology have discovered a high fill factor in all-polymer blend solar cells, exceeding 60%, which is higher than previously reported values. This breakthrough could help solve the environmental issue of silicon-based solar cell waste.

Land tenure drives deforestation rates in Brazil

Research from German Centre for Integrative Biodiversity Research finds poorly defined land rights increase deforestation in Brazil. Private land rights can be effective if combined with strict environmental policies, such as the Forest Code.

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.

From chaos to complex order

Researchers from the Institute of Physical Chemistry, Polish Academy of Sciences, recorded double Hopf bifurcation behavior of light during laser operation. They also demonstrated real-time experimental observation of the phenomenon and proposed a new methodology to interpret the observed dynamics.

‘Extinct’ wood-eating cockroach rediscovered after 80 years

A large wingless wood-eating cockroach unique to Australia's Lord Howe Island has been rediscovered at the foot of a single Banyan tree. The species was thought extinct since the 1930s, but its genetic difference from offshore relatives suggests it may have survived due to co-evolution with ground-dwelling insects.

Fluke 87V Industrial Digital Multimeter

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

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.

What caused the holes in SUE the T. rex’s jaw? Probably not an infection

Researchers analyzed high-resolution photos of SUE's jaw with healed breaks in other fossil skeletons and compared them to trepanation holes made by Inca surgeons. The study found that SUE's injuries were consistent with these examples, suggesting the animal survived long enough for bones to begin repairing themselves.

CVIA publishes new issue – Volume 6 Issue 4

The journal Cardiovascular Innovations and Applications (CVIA) has published its final issue of Volume 6, featuring several important papers by leading cardiologists from China, the United States, and Turkey. The issue includes an In Memoriam paper in tribute to Dr. C.R. Conti, a Founding Editor of the journal.

Computational shortcut for neural networks

Physicists at the University of Basel have developed a computational shortcut for neural networks, allowing for faster calculation of optimal solutions without training. This breakthrough provides insight into neural network functioning and could help detect unknown phase transitions in materials and quantum systems.

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.

Changes in marine ecosystems going undetected

Research finds that biodiversity metrics may show no change despite reorganisation of ecological communities in oceans, and new species replace lost ones. The study suggests a need for alternative methods to detect species replacements and abundance changes rather than just habitat loss or biodiversity loss.

Non-opioid compounds squelch pain without sedation

Researchers at UCSF have identified six novel molecules that can alleviate pain in mice without causing sedation. These compounds target the alpha2a adrenergic receptor and are from chemically different families, making them promising candidates for further development.

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.

Disease outcomes differ by new host species in virus spillover experiments

Researchers used nematode worms to investigate factors influencing virus spillover events. They found that host species susceptibility affects whether a virus takes off in a new population. The study reveals different outcomes depending on the species, with some becoming infected and others remaining uninfected.

Marine ice sheets were decisive in the acceleration of global warming

A new study reveals that marine-based ice sheets were instrumental in accelerating the penultimate deglaciation, with the intensity and rate of melt being much higher than previously thought. This process was particularly intense, rapid, and prolonged, leading to an abrupt slowdown of marine circulation in the North Atlantic.

New randomized trial tests e-mail alerts to stop risky opioid prescribing

A clinical trial of email alerts from pharmacists to doctors and other practitioners found no reduction in risky opioid prescribing, highlighting the need for rigorous testing of policies aimed at making opioid prescribing safer. The study tested behavioral science techniques to encourage safer prescribing practices.

Scientists identify a biomarker that predicts CAR T therapy efficacy

Researchers at Universidad de Navarra identified a biomarker that predicts CAR T cell therapeutic capacity, which could improve treatment outcomes for patients. The study found that high CAR density in CAR T cells is associated with a worse clinical response in hematological tumors.

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.

When country ants go to town

Researchers studied the common house ant's adaptation to urban environments, finding genetic concentration and changes in aggression towards outsiders. Urban queens were closely related and less aggressive, while super-colonies with polydomous colonies formed only in developed areas.

Marine phytoplankton gets by with a little help from its bacteria friends

A study found that Synechococcus and heterotrophic bacteria have an inherent tendency toward mutualism, which can be re-established after environmental interference. The researchers discovered that the bacteria facilitated nitrogen fixation, converting nitrogen for use in buoying the phytoplankton.

Conformal optical black hole for cavity

Researchers designed an optical black hole cavity using transformation optics, eliminating radiation loss in WGM cavities. The conformal optical black hole (OBH) cavity realizes infinite radiation Q-factor and enhances field confinement, paving the way for surface field manipulation.

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.

Researchers unveil mystery inside Li- o2 batteries

Researchers have gained new insights into Li-O2 battery performance by studying the generation and disintegration of lithium peroxide. At small currents, channel diameters restrict growth, causing electrode blockage; at high currents, fast electrochemical reactions dominate sudden death.

Stone spheres could be from Ancient Greek board game

Archaeologists from the University of Bristol have found a pattern in the distribution of ancient stone spheres across the Aegean and Mediterranean. The spheres fit two major clusters, suggesting they were used as counters for a board game. This discovery provides new insights into social interaction in the Bronze Age Aegean.

Doctoral network investigating targeted cancer treatments

A team of 15 doctoral researchers is investigating targeted cancer treatments by developing special molecules that stimulate the immune system to destroy tumor cells. These minimally invasive anti-cancer drugs attach a substance that damages tumor tissue to a transporter molecule, recognizing and delivering it to cancerous cells.

“Buckets effect” in efficient perovskite photovoltaics

Researchers successfully developed cost-effective and high-performance perovskite solar cells using a copper electrode, reducing the performance limitations of traditional silver electrodes. The 'buckets effect' approach allows for balanced energy differences at both the perovskite/HTL and HTL/Cu interfaces, significantly improving cha...

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.

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.