Bluesky Facebook Reddit Email

Science News Archive 2021


Page 269 of 510

A drug from resin to combat epileptic seizures

Researchers at Linköping University have developed new resin acid molecules with antiseizure effects, opening a potassium ion channel that can prevent epileptic seizures. The molecules also show less effect on smooth muscle, reducing undesired side effects.

Apple iPhone 17 Pro

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

Researchers study historic Mississippi flow and impacts of river regulation

A recent paper examines the critical period before river regulation began, revealing that erosion of the upper Atchafalaya and dredging of the lower Mississippi contributed to increased water flow. The research aims to better understand river channel dynamics and inform management decisions to preserve Louisiana's coastline.

Food systems offer huge opportunities to cut emissions, study finds

A new global analysis reveals that greenhouse-gas emissions from food systems have long been systematically underestimated, with the equivalent of 16 billion metric tons of carbon dioxide produced in 2018. The study highlights the need for integrating research with efforts to reduce emissions and emphasizes the importance of considerin...

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.

Meta Quest 3 512GB

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

'Camouflage breakers' can find a target in less than a second

Researchers have developed a method for breaking camouflage that allows civilians and military personnel to identify hidden targets with high accuracy, even in complex scenes. The technique has been shown to be effective even when participants are given only a short viewing time.

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.

The next 20 are years crucial in determining the future of coal

A new analysis from Imperial College London suggests that countries investing in new coal mines and exports risk losing billions of dollars as the world shifts away from fossil fuels. Transitioning to a sustainable pathway by 2040 could save $10 billion per year globally, while avoiding job losses and economic instability.

X-ray flash imaging of laser-induced bubbles and shockwaves in water

A research team led by the University of Göttingen has created tiny gas bubbles with a radius of a few thousandths of a millimeter using laser pulses, observing their expansion and shockwaves. The team used holographic flash imaging and X-ray laser pulses to capture data and images, providing insights into cavitation processes.

A call for global oversight of unproven stem cell therapies

Experts call for global regulation to prevent unproven stem cell treatments from putting patients' lives at risk. The authors propose establishing an advisory committee on regenerative medicine and promoting harmonization among regulatory standards.

Celestron NexStar 8SE Computerized Telescope

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

Science and performing arts against stereotypes

A 14-day performing arts program reduced implicit cognitive biases against physical illnesses, according to a University of Barcelona study. The program combined scientific training with theatre performance and showed that participants' reaction times decreased after the experience.

Study shows how taking short breaks may help our brains learn new skills

Researchers found that during rest, the brain rapidly replays compressed versions of previously practiced activities, strengthening memories and improving subsequent practice sessions. This study suggests that wakeful rest plays a crucial role in learning new skills and may be used to facilitate rehabilitation from stroke.

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.

Microbial production of natural rainbow colorants

A research group at KAIST successfully produced seven natural rainbow colorants, including carotenoids and violacein derivatives, using engineered Escherichia coli strains. The strategies developed can be applied to the efficient production of other industrially important natural products.

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.

Oral health needs among youth with a history of foster care

A new study found that youth with a history of foster care have self-identified dental needs, including issues with pain, and less access to a dentist to address these needs. Approximately 44% of youth with a history of foster care reported at least one dental problem.

Report calls for 'comprehensive action' to tackle poverty in UK city

A new study by Staffordshire University highlights the devastating impact of COVID-19 on Stoke-on-Trent's residents, with thousands turning to foodbanks for welfare support. The report calls for comprehensive action to address poverty, including benefit take-up campaigns and a Scandinavian-style employment and training model.

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.

Discovery of circadian rhythm gene in mice could lead to breakthroughs

Researchers at Virginia Tech have identified a novel gene, Per2AS, that controls the sleep/wake cycle in mice, revealing the importance of non-coding genes in regulating biological processes. The study's findings could lead to breakthroughs in understanding internal body clocks and their role in various diseases.

Preventing plant disease pandemics

Plant diseases can spread globally without borders, threatening food security. Researchers call for a One Health approach to safeguard staple crops from pandemic outbreaks.

A vital tool to study virus evolution in the test tube

Researchers have developed a technology to manipulate viruses synthetically, allowing for rapid analysis and mapping of new potential virus variants. This innovation enables scientists to mimic natural selection processes safely in a controlled laboratory environment.

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.

Early endeavors on the path to reliable quantum machine learning

Researchers at ETH Zurich have developed a new approach to prove the robustness conditions of certain quantum-based machine learning models, guaranteeing reliable results. The team's work explores protection against errors and hackers, paving the way for more accurate and trustworthy quantum machine learning applications.

Radicalized and believing in conspiracies: Can the cycle be broken?

A recent study suggests that improving economic conditions can reduce radicalization efforts, but trying to render people psychologically less susceptible can backfire. Conspiracies have become a powerful tool for far-right groups to manipulate public discourse and drive the growing radicalization of average Americans.

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.

Atom swapping could lead to ultra-bright, flexible next generation LEDs

Researchers at the University of Cambridge have developed a new technique that enables the creation of ultra-bright, flexible LEDs with improved efficiency and low cost. By swapping one out of every thousand atoms, they tripled the luminescence of halide perovskites, which could be useful for low-cost printable and flexible LED lighting.

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.

Gender bias is real for women in family-owned businesses

A study found that women in family-owned businesses are often discouraged from developing leadership skills and pursuing entrepreneurial careers. The research revealed that 78% of sons pursued entrepreneurial careers, while only 7% of daughters gained an entrepreneurial education or started a business.

Nobody's been studying socially isolated kids -- that's a problem

A recent study reveals that socially isolated kids face different risks than those who experience peer rejection. The researchers found that socially isolated kids are more likely to exhibit internalizing behaviors like shyness and withdrawal, while those in the rejected group are more prone to aggressive behavior.

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.

Applying mathematics takes 'friendship paradox' beyond averages

Researchers apply mathematics to real-world data, finding popular people tend to be friends with each other, while less popular people connect with others of similar status. The study reveals around 95% of variation in social networks can be explained by these two factors.

How a global pandemic changed the way we eat and shop

The pandemic led to increased consumption of unhealthy snacks, desserts, and sugary drinks. Many Americans worried about food availability and safety, with lower-income households more concerned. Online grocery shopping became a key trend during the pandemic.

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.

Do customer loyalty programs really help sellers make money?

A recent study found that non-tiered customer loyalty programs create a more sustainable customer base and reduce customer fall-off and turnover. The program's effectiveness lies in its ability to nurture long-term relationships with customers, rather than increasing frequency or spending.

Study sheds light on pre-Columbian life in understudied area of SW Amazon

Researchers found evidence of intensive land use for farming and fishing over 3,500 years ago in the Llanos de Mojos region of Bolivia. This discovery counters the often-held notion of a pristine Amazon before Europeans arrived and provides new insights into the history of culturally diverse but understudied cultures.

Physicist generalized the measurement postulate in quantum mechanics

Physicist Generalized the Measurement Postulate in Quantum Mechanics, explaining state collapse and partial measurement, supported by the WISE interpretation and delayed choice experiment. The paper proposes a new understanding of wavefunction and its relation to the quantum system.

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.