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Science News Archive 2021


Page 200 of 510

NIH awards more than $20 million to international HIV database centers

The NIH has renewed grants for seven regional IeDEA centers, awarding $20.8 million in funding to analyze health data from over 2 million people with HIV. The program aims to accelerate progress toward ending the pandemic by addressing local, national, and global questions about illness and death in people with HIV.

Apple iPhone 17 Pro

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

Cell-analysis technique could combat tuberculosis

Researchers developed a cutting-edge method to analyze how individual immune cells respond to Mtb, the bacteria that cause tuberculosis. The study found an almost perfect correlation between the fitness status of the bacterium and the transcriptional profile in the host cell.

COVID-19: Patients with malnutrition may be more likely to have severe outcomes

A study published in Scientific Reports found that patients with a history of malnutrition are more likely to experience severe COVID-19 outcomes, including death and mechanical ventilation. The research suggests that public health interventions targeting malnutrition may help mitigate this increased risk, particularly among older adults.

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.

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.

Doctoral student bridges gap between electronics and optics

A doctoral student at Texas A&M University has designed a chip that can revolutionize data rate for processors by utilizing photons. The chip operates at higher speeds with higher data rates compared to previous generation of chips, and is capable of reaching nearly five times the bandwidth.

Exploring how air pollution in indoor spaces affects human health

Researchers will investigate how air pollutants in indoor spaces, such as homes and schools, affect children with asthma and people living in urban homes. A new platform will be developed to rank the toxicity of common air pollutants and establish links with neurological disease.

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.

Largest-ever type 1 diabetes genetic study IDs potential treatment targets

A large-scale genetic study has identified new drug targets to treat type 1 diabetes by examining 61,427 participants and pinpointing 78 regions on the chromosomes that influence risk. The researchers found 36 previously unknown regions and specific gene variations that can be used to identify potential drug targets.

Infrared held in a pincer

Scientists have created the first chromium complex that emits light in the longer wavelength NIR-II range, a significant breakthrough for biomedical imaging. This achievement is expected to lead to cheaper alternatives for luminescence-based applications.

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.

InSight mission: Mars unveils its inner structures

The InSight mission has successfully mapped the internal structure of Mars using seismic waves detected by the SEIS instrument. The analysis revealed an estimate of the core size, crust thickness and mantle structure, providing valuable information on the planet's formation and thermal evolution.

Journey from smoking to vaping variable - Otago academics

A University of Otago study found that people attempting to switch from cigarettes to vaping reported highly varied smoking and ENDS use patterns. The researchers recommend that individuals persist in their attempts to transition away from smoking, even if progress feels slow and uncertain.

Expenses for university R&D&I increase moderately in Spain

Spain's university R&D&I expenses have increased moderately, driven by growing public spending on teaching staff, which rose from €5.55B in 2012 to €6.51B in 2019. The IUNE Observatory reports a surge in scientific production and international funding, with the top universities in Spain attracting significant research grants.

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.

Archaeology: Roman road discovered in the Venice lagoon

Researchers have discovered a Roman road submerged in the Venice Lagoon, indicating potential permanent settlement and connections to wider Italian Veneto Region. The findings suggest that the road may have been used by travellers and sailors, providing new insights into ancient trade routes.

InSight mission: Mars unveiled

The InSight mission has unveiled Mars' internal structure, revealing a large liquid core and an altered crust. The study analyzed seismic waves from over 600 Martian quakes, identifying discontinuities in the crust and determining the upper mantle's structure.

$1M NASA grant to improve carbon monitoring in East Africa

A $1 million NASA grant supports the development of a new carbon monitoring system for East Africa, which combines satellite data with ecological modeling to quantify regional carbon stocks and fluxes. The system aims to improve climate mitigation efforts and inform food-security policies.

Neurotransmitter levels predict math ability

Researchers found that higher GABA levels in young people were associated with greater math fluency, while lower glutamate levels were related to better math skills. In adults, the opposite was true: low GABA concentrations were linked to greater math fluency and high glutamate levels to poorer performance.

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.

Silicon with a two-dimensional structure

Scientists successfully produce and characterize a crystalline complex with a two-dimensional equivalent of silicon, defying geometric expectations. The resulting structure displays surprising physical and chemical properties, opening up new avenues for catalysis and materials research.

Surrey builds AI to find anti-ageing chemical compounds

A University of Surrey AI model predicts compound properties that promote healthy ageing, identifying flavonoids, fatty acids, and organooxygens as promising candidates. The discovery paves the way for pharmaceutical innovations targeting age-related diseases.

Global approach is needed on battery regulation

Experts from European and US universities warn that new EU battery regulations could hinder the global transition to electric vehicles if not implemented globally. The researchers argue that a coordinated, global approach is needed to make the supply chain predictable and powerful.

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.

"Missing self" contributes to organ rejection after transplantation

A study of 924 kidney transplantations reveals that natural killer cells play a major role in organ rejection, leading to improved risk assessment and potential new treatments for kidney transplant rejection. The findings suggest genotyping donors and recipients for MHC and KIR proteins can help predict rejection.

Meta Quest 3 512GB

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

Sylvia Frazier-Bowers wins AADR National Student Research Group Mentor Award

Sylvia Frazier-Bowers, an Associate Professor at the University of North Carolina at Chapel Hill Adams School of Dentistry, has been awarded the AADR National Student Research Group Mentor Award. She is recognized for her efforts to bridge the gap between clinical profession and scientific advances in dentofacial variation research.

Sharks, lies, and videotape: Scientists document problems with Shark Week

A recent analysis reveals that Shark Week prioritizes sensationalism over scientific accuracy, with hosts relying on unproven methods and making false statements about shark biology. Researchers suggest improving diversity in expert representation and factually accurate storytelling to boost the program's credibility.

Drought changes rice root microbiome

Research finds that drought changes the community of microbes living in rice plant roots, allowing them to tap deeper water sources after dry spells. This 'memory' of drought enables plants to grow more resilient roots, reducing crop losses in a changing climate.

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.

Mars: Scientists determine crustal thickness

Researchers have determined the crustal thickness of Mars for the first time, with values ranging from 20 to 39 kilometers. This independent measurement allows for a precise map of the planet's crust across its entire surface.

Pathogens get comfy in designer goo

Rice University and Baylor College of Medicine researchers have developed a new model for studying intestinal infections, using custom hydrogel-based platforms. The study found that softer hydrogels promote bacterial adhesion to epithelial cells, which is crucial for understanding the dynamics of infectious diseases.

A rock with many perspectives

Scientists investigate the Alum Shale rock to reconstruct processes of oil and gas formation, identify possible traces of past life on Mars, and explore its potential as a site for nuclear waste disposal.

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.

Informing policy for long-term global food security

A new IIASA-led study assesses future global food security projections, finding food demand will increase by 35-56% over 2010-2050, mainly due to population growth. To prevent environmental impacts, policymakers must develop long-term measures, including stimulating inclusive growth.

The anatomy of a planet

Researchers from ETH Zurich analyzed data from NASA's InSight mission, revealing that Mars' crust, mantle, and core have distinct structures. The findings suggest that Mars was once completely molten, but now has a thinner crust with a relatively high proportion of radioactive elements.

What makes a market transaction morally repugnant?

Researchers found five aspects underlie feelings of repugnance: moral outrage, regulation desire, monetary value translation, exploitation concern, and seller risk exposure. Transactions triggering strong repugnance often require policy interventions to protect vulnerable individuals or address unknown risks.

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.

A case for intranasal COVID-19 vaccinations

The authors argue that intranasal COVID-19 vaccines could provide additional layers of protection by eliciting immunoglobulin A and resident memory cells in the nasal passages. An ideal vaccination strategy may consist of an intramuscular vaccine combined with an intranasal booster, offering a dual approach to combat respiratory viruses.

'Good cholesterol' may protect liver

A study in mice and human blood samples found that HDL3 protects the liver by blocking gut bacterial signals that cause inflammation. The researchers identified a special type of HDL called HDL3 that is produced by the intestine, which blocks lipopolysaccharide signals that activate immune cells.

New study provides clues to decades-old mystery about cell movement

A new study led by University of Minnesota researchers shows that the stiffness of protein fibers in tissues is a critical factor in controlling cell movement. The discovery could have major impacts on fields such as regenerative medicine, wound healing, and cancer research.

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.

Untwisting DNA reveals new force that shapes genomes

Researchers have identified a new force in DNA that shapes genomes, revealing how transcription indirectly impacts genome organization. This discovery may hold future implications for understanding genetic diseases and developmental disorders.

Cattle losing adaptations to environment, MU researchers find

Researchers at the University of Missouri have found that cattle are losing important environmental adaptations due to a lack of genetic information. They identified specific DNA variations associated with adaptations such as heat resistance and tolerance for high humidity, which could be used to create DNA tests for cattle.

Celestron NexStar 8SE Computerized Telescope

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

3D imaging reveals neural 'vicious cycle' in fatty liver disease

A novel 3D imaging technique reveals the degeneration of nerves in the liver, correlating with the severity of liver pathology in non-alcoholic fatty liver disease. The study suggests a 'vicious cycle' where compromised nerve function contributes to disease progression and worsens metabolic challenges.