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Science News Archive 2021 - Page 237


Page 237 of 510

Moffitt receives $10.2 million grant to develop new lung cancer therapies

Researchers at H. Lee Moffitt Cancer Center & Research Institute will investigate common metabolic pathways in lung cancer, with the goal of developing novel therapies. The four distinct projects aim to unveil common metabolic mechanisms regulated by genetic drivers across non-small cell lung cancer types.

SourceH. Lee Moffitt Cancer Center & Research Institute·DateJun 28, 2021

An atlas of the bumblebee brain

Researchers have created the first atlas of a bumblebee brain based on computed tomographic (CT) data, providing insights into spatial orientation in insects. The study, published in Cell and Tissue Research, aims to advance research on neuronal circuits and their applications in humans.

SourceUniversity of Würzburg·JournalCell and Tissue Research·DateJun 28, 2021
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.

New report explains microbiome impact on glucose control

A new study by Pendulum Therapeutics presents proprietary probiotic formulations that may improve glucose control in patients with Type 2 Diabetes. The research shows that Pendulum Glucose Control increases circulating butyrate and ursodeoxycholic acid, supporting the mechanism for improvement in glucose control.

SourceThe Ginger Network·DateJun 28, 2021

How we measure biodiversity can have profound impacts on land-use

A study in Zambia illustrates the challenges of measuring biodiversity and prioritizing land use, highlighting the need for consensus among conservation biologists. Different approaches to measuring biodiversity resulted in almost completely different land-use recommendations, emphasizing the importance of consistent methods.

SourcePrinceton School of Public and International Affairs·JournalEcological Applications·DateJun 28, 2021

Using the ancient art of Kirigami to make an eyeball-like camera

Researchers at the University of Houston have developed a camera with a curvy, adaptable imaging sensor that can improve image quality in various applications. The new imager retains high pixel density and performs well even after stretching up to 30%, making it suitable for endoscopes, night-vision goggles, and fish-eye cameras.

SourceUniversity of Houston·JournalNature Electronics·DateJun 28, 2021

How to build a better wind farm

Researchers discovered that wind turbines in close proximity to each other reduce overall energy output. They suggest smaller, spaced-out farms may be more efficient, but further research is needed. The study's findings have implications for global energy supply and the transition away from fossil fuels.

SourceCarnegie Institution for Science·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
Apple iPhone 17 Pro

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

Mountaintop glacier ice disappearing in tropics around the world

A recent study found that mountaintop glaciers in the tropics have lost significant area over the past 50 years, with some losing up to 93% of their ice. The study combined NASA satellite imagery and data from ice cores, revealing a rapid decline in glacier mass due to climate change.

SourceOhio State University·JournalGlobal and Planetary Change·DateJun 28, 2021

Finding support for India during its COVID-19 surge

A team of researchers at Carnegie Mellon University developed a machine learning system that identified supportive tweets from Pakistan about India during the COVID-19 surge. The system successfully detected positive tweets 83% of the time, significantly improving upon existing methods.

SourceCarnegie Mellon University·DateJun 28, 2021

Plant physiology: A tale of three proteins

Researchers discover that proteins PGRL1 and PGRL2 regulate PGR5's function in photosynthesis. PGRL2 is a supervisor protein that works with PGRL1 to activate PGR5, while its absence causes PGR5 to become hyperactive and destructive.

SourceLudwig-Maximilians-Universität München·JournalNature Communications·DateJun 28, 2021

Heart failure is associated with an increased risk of cancer

A large cohort study found that patients with heart failure are more likely to develop cancer compared to those without. The incidence of cancer was significantly higher among heart failure patients, particularly for certain types of cancer such as lip, oral cavity, and pharynx cancers.

SourceEuropean Society of Cardiology·JournalESC Heart Failure·DateJun 28, 2021
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.

Traits of a troll: Research reveals motives of internet trolling

A study by Brigham Young University found that individuals with dark triad personality traits and schadenfreude are more likely to engage in trolling behaviors. However, the research also suggests that civil online discourse is attainable when users approach online discussions with an open mind and mutual respect.

SourceBrigham Young University·JournalSocial Media + Society·DateJun 28, 2021

UC study: Researchers question prevailing Alzheimer's theory with new discovery

Researchers at UC University challenge prevailing Alzheimer's theory by discovering that normalizing brain protein levels can prevent cognitive impairment. The study found a correlation between high levels of soluble amyloid-beta peptide and normal cognition, suggesting future therapies should focus on replenishing these proteins.

SourceUniversity of Cincinnati·JournalEClinicalMedicine·DateJun 28, 2021

Cancer risk in ART children and young adults is not increased

A 18-year follow-up study of babies born from treatments including ICSI and frozen embryo transfer found no increased cancer risk in ART-conceived offspring. The study compared outcomes between ART children and those conceived naturally or with fertility drugs, concluding that there is no overall increase in cancer risk for those born ...

SourceEuropean Society of Human Reproduction and Embryology·DateJun 28, 2021
Celestron NexStar 8SE Computerized Telescope

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

Factors influencing relationship satisfaction

A study analyzing data from 1,104 married couples found that both spouses' enduring qualities, such as neuroticism and attachment styles, predict changes in relationship satisfaction. Stress moderated the effect of these qualities on behavior and satisfaction.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021

Drone tech's next big target: insect pest management

Researchers have been exploring the use of drones in insect pest management, with new technologies being developed to detect and control mosquito populations and crop-damaging insects. The Entomological Society of America has published a special collection showcasing the potential of drone technology in this field.

SourceEntomological Society of America·JournalJournal of Economic Entomology·DateJun 28, 2021

Unique exoplanet photobombs Cheops study of nearby star system

The discovery of exoplanet Nu2 Lupi d reveals a rare planet with no known equivalent, with a mass 8.8 times that of Earth and a radius 2.5 times larger than our own. The planet's mild stellar radiation and long orbital period make it an attractive target for future study.

SourceUniversity of Liège·JournalNature Astronomy·DateJun 28, 2021
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.

New type of metasurface allows unprecedented laser control

Researchers at Harvard John A. Paulson School of Engineering and Applied Sciences developed a single metasurface that can tune different properties of laser light, including wavelength, without additional optical components. This opens the door for lightweight and efficient optical systems for various applications.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalNature Communications·DateJun 28, 2021

Research identifies new ways to try and prevent lethal blood clots

A recent study has made a breakthrough in understanding the process that leads to pulmonary embolism, a condition that kills over 2,000 people in the UK each year. Researchers have identified a protein called fibrin as crucial in stabilizing clots and preventing fragments from breaking loose.

SourceUniversity of Leeds·DateJun 28, 2021

Diatom preservation and abundance

A recent study found that changes in marine fossilization conditions led to a significant increase in diatom abundance during the Cenozoic Era. The researchers built a model of sedimentation rate and ocean temperature on biogenic silica burial efficiency, revealing improved preservation conditions around 5-20 million years ago.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
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.

Alzheimer's and aducanumab: Unjust profits and false hopes

The FDA's approval of aducanumab for Alzheimer's disease treatment has sparked ethical issues, with billions of dollars in Medicare resources at risk. Physicians face difficult choices between facilitating unjust access to the drug or denying it to desperate patients and families.

SourceThe Hastings Center·JournalHastings Center Report·DateJun 28, 2021

Mouse brain imaged from the microscopic to the macroscopic level

Scientists have imaged an entire mouse brain at the microscopic to macroscopic level using a new micro-CT approach. This technique bridges the resolution gap between MRI and electron microscopy, enabling the connection of biomarkers across multiple scales and improving image resolution.

SourceUniversity of Chicago Medical Center·JournalNeuroImage·DateJun 28, 2021

European colonization and rodent extinction in Australia

A study of extinct Australian rodents reveals that European colonization drastically impacted native species diversity. Genetic data shows that reduced genetic diversity did not guarantee protection from extinction in the face of rapid population decline.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
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.

Anti-cancer immunotherapy drug with reduced side effects and increased therapeutic effects

Researchers have developed an anti-cancer prodrug that targets cancer cells while minimizing toxicity to normal cells. This innovation improves the effectiveness of immunotherapy by boosting patient immunity. The drug exhibits anticancer effects when activated in cancer cells, inducing an active anticancer immune response.

SourceNational Research Council of Science & Technology·JournalBiomaterials·DateJun 28, 2021

Unusual prey: Spiders eating snakes

Researchers found that spiders from 11 different families can catch and eat snakes, including species up to one meter in length. The venom of these spiders also has a similar effect on snake nervous systems as it does on humans.

SourceUniversity of Basel·JournalJournal of Arachnology·DateJun 28, 2021

Impacts of COVID-19 on coffee production

The COVID-19 pandemic has had significant impacts on coffee production, particularly in smallholder farms. Labor shortages, border restrictions, and economic downturns have created conditions conducive to the spread of Coffee Leaf Rust, a disease that can devastate coffee crops.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
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.

Angelenos versus New Yorkers: What do they talk about online?

A new study reveals similarities and differences in online conversation topics between Angelenos and New Yorkers. Online, Angelenos tend to discuss healthcare, jobs, and entertainment, while New Yorkers focus on art, politics, and nightlife.

SourceUniversity of Southern California·JournalJournal of Computational Social Science·DateJun 28, 2021

Blood stem cells make brain tumors more aggressive

Researchers discovered hematopoietic stem cells in glioblastomas, which promote division of cancer cells and suppress the immune response. These blood stem cells stimulate tumor growth and produce immunosuppressive messengers.

SourceGerman Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ)·JournalNature Communications·DateJun 28, 2021

Emergency physician residents and health care workers at high risk of physical or verbal assault, new analysis shows

A new analysis found that 78% of healthcare workers experienced violent assault in the past year, with emergency physician residents facing a higher risk. The study highlights the need for improved workplace violence protocols and increased reporting to protect healthcare workers' mental health and safety.

SourceAmerican College of Emergency Physicians·JournalAnnals of Emergency Medicine·DateJun 28, 2021

The most curious babies become the most curious toddlers

A first-of-its-kind study linked infant curiosity, measured by reactions to magic tricks, to later cognitive ability in toddlers. Researchers found that babies who showed interest in surprising events remained curious as preschoolers, suggesting a potential predictor of future learning and academic success.

SourceJohns Hopkins University·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
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.

Double-dose algebra and college persistence

A curriculum with additional math instruction led to higher attendance and degree completion rates for students in a 2003 cohort. However, similar effects were not seen in a 2004 cohort, suggesting that pairing high- and low-skilled students undermines positive impacts of extra math support.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021

No pressure: Maintaining normal BP over long term is the key to heart health, study finds

A recent study published in Chinese Medical Journal found that maintaining normal blood pressure over a long period of time significantly reduces the risk of cardiovascular disease. The study analyzed data from a 26-year follow-up of participants and found that cumulative blood pressure levels were a reliable measure of the risk of CVD.

SourceCactus Communications·JournalChinese Medical Journal·DateJun 28, 2021

Weight systems in Bronze Age markets

A study reveals that Bronze Age weight systems diffused through trade networks in Western Eurasia, with a single origin in Mesopotamia. The Indus Valley developed an independent system, while new units of weight emerged gradually west of Mesopotamia.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
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.

Pop-up coffee table -- no assembly required

Researchers from Harvard developed a system harnessing mechanical instabilities in curved beams to create light, compact, and customizable deployable structures. The innovation enables easy deployment of objects into elaborate 3D configurations on various scales.

SourceHarvard John A. Paulson School of Engineering and Applied Sciences·JournalAdvanced Materials·DateJun 28, 2021

New study sheds light on evolution of photosynthesis

A Rutgers-led study explores the evolution of photosynthesis, a process critical for plant growth. The research reveals that primary plastid endosymbiosis, a key step in photosynthesis, is rare due to its complex process.

SourceRutgers University·JournalNew Phytologist·DateJun 28, 2021

Advanced care: Smart wound dressings with built-in healing sensors

Researchers developed smart wound dressings with fluorescent sensors that glow under UV light to alert patients of potential infections. The magnesium hydroxide nanosheets are non-toxic, scaleable, and up to 20 times cheaper than silver-based dressings.

SourceRMIT University·JournalACS Applied Materials & Interfaces·DateJun 28, 2021

Transparent mask increases comprehension of speech by 10%, study shows

A study involving 154 volunteers found that wearing transparent masks increased comprehension of speech by 10%, even for those with normal hearing. The study's findings suggest that visual cues play a significant role in facilitating communication during masked conversations.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalEar and Hearing·DateJun 28, 2021

DNA data and modelling reveal potential spread of invasive species

Scientists used DNA data and predictive modelling to identify regions where an invasive sea squirt could thrive in South America. The study found that a slight change in currents and sea temperature may lead to the species' expansion across northern Chile, Peru, and Ecuador.

SourceUniversity of Southampton·JournalProceedings of the National Academy of Sciences·DateJun 28, 2021
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.

A way to surmount supercooling

Researchers at Osaka University found that silver nanoparticles induce crystallization in clathrate hydrates, a potential application for latent heat storage materials. The study may lead to improved efficiency in solar energy and heat recovery technologies.

SourceOsaka University·JournalCommunications Materials·DateJun 28, 2021

Previous infection with COVID-19 does not affect the chance of success in IVF

A recent study found that women previously infected with COVID-19 have similar ovarian reserve and fertility treatment outcomes compared to those without a history of the virus. The study monitored hormone levels in 46 patients undergoing IVF in Spain between May and June 2020, revealing no variation in anti-Mullerian hormone (AMH) lev...

SourceEuropean Society of Human Reproduction and Embryology·DateJun 28, 2021

Hotels offering rooms to homeless in pandemic reap reputational reward

Researchers found that hotels providing accommodation to homeless individuals generated greater positive word-of-mouth, while those supporting healthcare workers had little impact. The study suggests that showing concern for social welfare is a key factor in attracting tourists.

SourceUniversity of Bath·JournalTourism Management·DateJun 28, 2021
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.

Baby reef fishes swim for gold

A new study found that baby coral reef fishes have evolved to grow larger muscles and swim faster than their non-reef relatives, allowing them to outpace other fish in the ocean. This adaptation is thought to be related to their association with reefs, where they need to navigate open ocean currents to find a home.

SourceARC Centre of Excellence for Coral Reef Studies·JournalFish and Fisheries·DateJun 28, 2021

Deep machine learning completes information about the bioactivity of one million molecules

Researchers have developed a tool to predict the biological activity of any molecule using deep machine learning methods. The system integrates experimental data with AI models to complete incomplete information about bioactivity profiles, enabling the selection of suitable candidates for drug discovery.

SourceInstitute for Research in Biomedicine (IRB Barcelona)·JournalNature Communications·DateJun 28, 2021

The discovery of a new type of supernova illuminates a medieval mystery

Researchers have confirmed the existence of an elusive new type of stellar explosion, the electron-capture supernova. This discovery sheds light on a thousand-year-old mystery surrounding the 1054 AD supernova visible globally, now believed to be an electron-capture supernova.

SourceUniversity of California - Santa Barbara·JournalNature Astronomy·DateJun 28, 2021

'Unexciting' an anxious brain: Novel drug reduces anxiety-like behavior in mice

A novel drug candidate, KNT-127, has been developed to target glutamate-induced neurotransmission and reduce anxiety-like behavior in mice. The study proposes a new mechanism of action for treating anxiety disorder, which could lead to the development of evidence-based antipsychotics with a new mechanism.

SourceTokyo University of Science·JournalBiochemical and Biophysical Research Communications·DateJun 28, 2021

AI and computer vision remove the need for cell biopsy in testing embryos

A new study suggests that AI can visually distinguish between euploid and aneuploid embryos based on their cell activity, potentially removing the need for cell biopsy in embryo testing. The AI-based system achieved 73% sensitivity and specificity in its results, offering a fast and economical alternative to current non-invasive methods.

SourceEuropean Society of Human Reproduction and Embryology·DateJun 28, 2021
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.