Bluesky Facebook Reddit Email

Science News Archive January 2021


Page 12 of 40

Major discovery helps explain coral bleaching

Researchers have made a groundbreaking discovery about coral bleaching, revealing that corals start to starve before their algae are expelled due to nutrient depletion. This finding has significant implications for understanding the causes of coral bleaching and identifying resilient reefs.

The surprises of color evolution

A biologist's review articles on insect color vision and plant-pollinator interactions highlight the complexity of these relationships, which involve deception, chemical warfare, and biomechanical trickery. Plants have evolved fine-tuned pigments to attract pollinators, but insects have also co-evolved with them.

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.

COVID-19 cases, deaths in US increase with higher income inequality

A new study found that COVID-19 infections and deaths in the US increased with higher income inequality, particularly in counties with higher proportions of Black or Hispanic residents. The study also showed that economic inequality harms population health regardless of racial/ethnic composition.

Apple iPhone 17 Pro

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

How does incident solar radiation affect urban canyons?

Researchers developed a numerical model to predict the upward-to-downward reflection ratio of glass bead retro-reflective materials in urban canyons. The study found that retro-reflectivity increases from morning to noon, then decreases, contributing to UHI mitigation and reduced building energy consumption.

COVID-19 warnings were on Twitter well before the outbreak of the pandemic

A new study reveals that posts revealing concern for 'pneumonia' circulated early on Twitter, indicating social media's potential to detect emerging health threats. The analysis of Twitter data shows a statistically significant increase in mentions of pneumonia and dry cough before the official announcement of COVID-19 cases.

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.

Inner ear morphology and great ape evolution

The study explores inner ear morphology to understand hominid evolution and relationships among apes, monkeys, and humans. Volumetric proportions of semicircular canals in extinct apes resemble those of extant great apes and humans.

Dietary adherence and the fight against obesity

A recent study from the University of Pennsylvania School of Nursing analyzed various dietary approaches and clinical trials to better understand how to optimize adherence and subsequent weight reduction. The findings suggest that there is not convincing evidence that one diet is universally easier to adhere to than another, highlighti...

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.

Watching decision making in the brain

Researchers use novel algorithm to interpret brain signals in real-time, allowing them to predict monkeys' decisions before they make a movement. This breakthrough opens up new possibilities for understanding cognition and decision-making processes.

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.

Borderline personality disorder: Don't ignore it

Researchers found that adolescent borderline pathology can improve with treatment, challenging previous assumptions about its intractability. The study of 500 adolescent patients over 18 months showed a significant downward trend of BPD features despite not undergoing specialized treatment.

Domino effects and synchrony in seizure initiation

Researchers use mathematical modeling to study synchronization changes during seizure onset, identifying key factors that influence the transition from desynchronization to high levels of synchronization. The study reveals a new phenomenon where amplitude coupling can accelerate or decelerate the domino effect.

A world first in circadian clock manipulation

Researchers at Nagoya University and Groningen University develop a method to control the daily rhythm of human cells using light. They discovered two compounds, TH303 and TH129, that can lengthen the circadian clock period and found a way to reverse this effect by changing the compound's structure with light.

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.

Global demand for cancer surgery set to surge

The global demand for cancer surgery is projected to rise from 9.1 million to 13.8 million cases by 2040, with a 52% increase in low-income countries. The study estimates that these countries will need to increase their surgeon and anaesthetist numbers substantially to meet the growing demand.

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.

Meta-Apo supports cheaper, quicker microbiome functional assessment

A new algorithm called Meta-Apo reduces the need for expensive whole-genome sequencing to understand microbial function, improving consistency with 16S rRNA gene amplicon results. This approach enables accurate diagnoses like gingivitis improvement from 65% to 95% using low-cost 16S-amplicon sequencing.

No more needles for diagnostic tests?

Researchers at Washington University in St. Louis developed a pain-free microneedle patch that can detect biomarkers in the fluid between cells, revolutionizing diagnostic testing. The technology offers unprecedented sensitivity and could eliminate unnecessary hospital trips and discomfort.

Chimpanzee friends fight together to battle rivals

Strong social bonds increase willingness to join others in battle, according to a study by Max Planck Institute researchers. The study found that males and females participate in battles, and that three factors – group size, maternal kin involvement, and non-kin social bond partners – increase the likelihood of participation.

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.

Study recommends rugby league invests in young players' diets

Rugby league's young players can benefit from individualized nutrition plans to improve physical capacity, health, and recovery throughout their careers. The study provides practical food and drink examples for sports dietitians and coaches to help players eat and drink enough as part of a healthy diet.

Dramatic changes to radiotherapy treatments due to COVID-19

The COVID-19 pandemic saw a decrease in radiotherapy treatment courses, particularly among older patients. The new study reveals that the English NHS adapted its services quickly to protect patients, with some types of cancer seeing increased use of radiotherapy.

Join best-selling author James Nestor on 'breath' and sinus health

The American Rhinologic Society has launched SinusHealth.com, the first-ever patient-focused online resource dedicated to nasal and sinus conditions and treatments. James Nestor will discuss his book Breath: The New Science of a Lost Art, exploring the science of breathing and its impact on health.

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.

Proteins unspool DNA so cells can take on unique properties

A new study reveals that pioneer transcription factors help unspool tightly wound coils of DNA, allowing genetic blueprints to be read and proteins to be made. The researchers found that one pioneer factor can interact with two different remodelers to regulate transcription, a process deeply conserved across species.

NIH-funded study examines mono, chronic fatigue syndrome in college students

A longitudinal study of 4,501 college students found that those who developed chronic fatigue syndrome after infectious mononucleosis had more physical symptoms and immune irregularities at baseline. Researchers also discovered that emotional functioning and psychological states were not statistically different from those who recovered.

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.

The seven rocky planets of TRAPPIST-1 seem to have very similar compositions

A new study measured the densities of seven exoplanets in the TRAPPIST-1 system with extreme precision, finding remarkably similar compositions among all planets. The researchers propose three hypotheses to explain this similarity, including lower iron content, oxygen-enriched compositions, and water enrichment.

Corning Life Sciences to share suite of 3D cell culture technologies at SLAS2021

Corning Life Sciences is sharing its latest 3D cell culture technologies at SLAS2021 to support critical research in the industry. The company's new products, including Matrigel matrix-3D plates and Corning Elplasia plates, feature microcavity technology for high-volume spheroid production and enable rapid imaging of 3D cultures.

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.

Wu & Hakami investigating COVID-19 therapies

Researchers Yuntao Wu and Ramin Hakami are investigating COVID-19 therapies using the K18-hACE2 mouse model, which can replicate severe COVID-19 infection in humans. The study aims to test the efficacy of therapeutics developed by Dejia Harmony against COVID-19.

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.

Regulating the ribosomal RNA production line

Cryo-electron microscopy study reveals how an enzyme synthesizes ribosomal RNA at different speeds depending on the bacteria's growth rate, providing insights into the regulation of this process and its importance in E. coli cells.

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.

Placental function can illuminate future disease in adults and children

A CU Anschutz study reveals associations between placental signaling and metabolic disease in children and adults, offering potential early intervention and diagnosis of conditions like diabetes and cardiovascular disease. Placenta function can illuminate future disease in adults and children.

New technique builds super-hard metals from nanoparticles

Researchers at Brown University have developed a method to create solid metal structures by smashing individual metal nanoclusters together. The technique, which involves chemical treatment and pressure, produces metals with uniform grain sizes that can be precisely tuned for enhanced properties.