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Science News Archive September 2021


Page 7 of 40

Happiness in early adulthood may protect against dementia

A new study led by UCSF indicates that depression in early adulthood can increase the risk of cognitive impairment and dementia. The research found that moderate or high depressive symptoms were associated with a 73% higher odds of cognitive impairment among older participants.

Apple iPhone 17 Pro

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

Virtual reality affects children differently than adults

A study of 80 children aged 6-10 found that young children struggle with torso control in virtual reality environments, whereas adults can easily navigate using simple body movements. The results contradict the current understanding of motor control development, suggesting that VR can disrupt traditional coordination strategies.

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.

Detecting dementia in the blood

Researchers have developed a potential blood test to diagnose Alzheimer's disease using atomic force microscopy technology. The test analyzes protein fibers made up of beta-amyloid peptides and tau proteins, which accumulate in patients' blood cells, indicating the stage of the disease.

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.

Ultrathin quantum dot LED that can be folded freely as paper

Researchers at the Institute for Basic Science have developed a foldable quantum dot LED that can be transformed into various complex 3D structures, such as butterflies and pyramids. The technology employs selective laser-etching to create precise curvature lines, allowing for stable light-emitting performance even after repeated folding.

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.

Discovery of mechanics of drug targets for COVID-19

A team of international researchers has unraveled the inner workings of C5aR2, a key receptor involved in inflammation and COVID-19. The study provides an additional opportunity for therapeutic targeting with new drug molecules to block its activation and inflammation response.

Promising low-cost method for rapid COVID-19 detection

Researchers at DTU Health Tech have invented a one-pot assay, NISDA, for rapid detection of SARS-CoV-2 RNA without the need for enzyme-based methods. The assay detects low concentrations of RNA in 30 minutes and has shown high accuracy and sensitivity.

New wireless photoelectric implant controls the activity of spinal neurons

Researchers have developed a revolutionary wireless photoelectric implant that can control the activity of spinal neurons, enabling the study of neural function and the development of new treatments for neurological disorders. The breakthrough technology uses pulses of light to stimulate or inhibit specific spinal-cord neurons, potenti...

New imaging system reveals solar panel defects even in bright sunlight

Researchers developed a new system that can detect silicon solar panel defects even in full sunlight, making it easier to keep solar panels working optimally. The system uses a unique combination of hardware and software to image and analyze defects quickly and accurately, regardless of lighting conditions.

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.

Older women, younger men more likely to have uncontrolled blood pressure

Researchers found that women over 70 and men under 50 with hypertension are at a higher risk of uncontrolled blood pressure. This study highlights the need for increased awareness about uncontrolled hypertension among these groups, and further research is needed to understand the underlying causes.

How geology and climate shape biodiversity

Tropical rainforests have uneven biodiversity due to geological history and climate. Researchers used a new model to simulate species diversification, finding that historical dynamics of mountain building and climate change drove biodiversity distribution rather than current climate factors.

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.

Dinosaurs’ ascent driven by volcanoes powering climate change

A new study found that four distinct episodes of volcanic activity coincided with significant environmental changes, including the Late Triassic Carnian Pluvial Episode, which drove animal and plant diversification. The research suggests that large volcanic eruptions had a profound impact on global temperature and humidity.

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.

New form of expanded dialysis improves quality of life, study finds

A new form of expanded dialysis has been found to improve the quality of life for patients with chronic kidney disease, including increased energy and better sleep. The treatment, which removes a broader range of toxins from the body, was tested in a clinical trial and shown to reduce inflammation and improve overall well-being.

Novel strategy discovered for FLT3-ITD-positive acute myeloid leukemia

Researchers at the Hefei Institutes of Physical Science have developed a novel targeting chaperon protein HSP70 inhibitor QL47 to treat FLT3-ITD-positive acute myeloid leukemia. The study found that QL47 induces FLT3-ITD protein degradation and cell apoptosis, extending animal survival in mice bone marrow engraftment models.

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.

People of normal weight with type 2 diabetes can achieve remission by losing weight

A new study found that people of normal weight with type 2 diabetes can achieve remission by losing weight. Eight out of 12 participants achieved remission after losing 10-15% of their body weight, with levels of fat in the liver and pancreas falling substantially and insulin-producing cells restored. The study supports the idea that e...

Hungry or full: It comes down to the atomic details

Scientists have elucidated and visualized the 3D molecular structure of the melanocortin 4 receptor (MC4R), a crucial component of appetite regulation. The study's findings provide insights into the protein's interaction with hormones and potential targets for drug interventions to treat severe obesity.

The brain is a prediction machine – and music reveals how it works

A recent study from Aarhus University found that the brain experiences musical phrases as complete when they end in uncertainty, allowing it to save completed phrases for future recall. This challenges traditional theories of auditory perception, suggesting the brain is a prediction machine.

Number diagnosed with autism jumps 787% in two decades, study shows

The number of autism diagnoses in England has skyrocketed by 787% over the past two decades, driven primarily by increased recognition and improved diagnosis for females. Researchers analyzed GP records and found that the greatest rises were among adults, with females making up most of the increase.

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 order by mechanical deformation in dense active matter

Researchers at the University of Göttingen have discovered a novel type of ordering effect generated and sustained by steady shear deformation. They found that under sufficient driving force, an interesting ordering effect emerges, revealing a hidden order in the force directions.

Taking the guesswork out of genetic engineering

A team of Harvard researchers created an integrated pipeline, STAMPScreen, to help genetic engineers identify target genes and perform screening studies. The protocol combines computational tools with lab experiments to quickly and efficiently test gene function in living cells.

This is what it looks like when a black hole snacks on a star

Astronomers observe a tidal disruption event caused by an intermediate-mass black hole consuming a star, providing the first measurements of its mass and spin. The findings shed light on the elusive category of intermediate black holes, which may account for most black holes in galaxy centers.

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.

Sunlight exposure guidelines may need to be revised, researchers warn

Researchers from King's College London warn that previously published solar exposure guidelines for optimal vitamin D synthesis may not be accurate. A new study suggests a simple correction is needed to the wavelength dependency for vitamin D production, which could impact risk/benefit calculations for sunlight exposure.

Win-win: plan supports farmers to save Australia’s species

A national plan aims to restore habitat on marginal farming land, fighting climate change and preventing species loss while putting money in farmers' pockets. The proposal is estimated to cost $2 billion annually over 30 years but would generate $41 billion in net present value.

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.

Geologists solve half-century-old mystery of animal traces in ancient rocks

An international team of scientists has resolved a half-century-old mystery by discovering that ancient burrow traces in Australian quartzite were made by crustaceans around 40 million years ago. The discovery was made possible by analyzing unusual radioactive minerals in the sand, which revealed that the burrows were more than a billi...

There’s no place like home…to track blood pressure

Research suggests that adults with elevated blood pressure prefer monitoring their blood pressure at home, rather than in a clinical setting. This is because home blood pressure monitoring is convenient and easy to do, without disrupting daily activities.

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.

Play ball! (It’s good for you)

A new study published in the Journal of Developmental & Behavioral Pediatrics suggests that boys who participate in sports in early childhood are less likely to experience depressive and anxiety symptoms later. The study also found that boys who exhibit higher levels of depressive and anxious symptoms during middle childhood are subseq...

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.

Perfecting and extending the near-infrared imaging window

The study proposes a new fluorescence imaging window, extending the near-infrared range to improve image quality. Simulation results show that using PbS/CdS core-shell quantum dots with specific peak emission wavelengths can reduce background attenuation and enhance image clarity.

Future prosperity in China is unlikely to be hindered by population aging

A new study published in PNAS suggests that China's declining birth rate and aging population may not negatively impact future prosperity. The researchers found that higher education levels among women can lead to increased labor force participation, potentially offsetting the negative effects of population aging.