Bluesky Facebook Reddit Email

Patient shielding provides negligible benefits while increasing risks

A new study published in the American Journal of Roentgenology reviews historical rationale for patient shielding and concludes that its benefits outweigh its risks. The practice, which has been in place since 1976, poses little benefit while increasing radiation exposure and decreasing image quality.

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.

Patient factors contribute to imaging follow-up rates

A new study found that patient factors, including distance from hospital, age, and health insurance status, significantly impact follow-up imaging rates. The study also showed disparities in follow-up rates among different age groups, with younger and older patients having lower completion rates.

Distinguishing between students who guess and those who know

A new approach solves challenges in assessing student knowledge in online courses, considering multiple attempts and student experience. The expanded Rasch model provides a single scale for comparing students' proficiency even with changing test questions.

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.

Greener neighborhoods may be good for children's brains

Research suggests that living in greener neighborhoods can positively impact children's cognitive functioning, particularly in spatial working memory and mathematics performance. A study of 4758 English children found a strong association between neighborhood greenspace and improved spatial working memory.

Women TEDx speakers receive more polarized comments than men

A recent study published in PLOS ONE found that female presenters receive more polarized comments on TEDx and TED-Ed videos than male presenters. The research team attributed this to historical gender norms and the online community's tendency to respond harshly to women in traditionally male fields.

Women know what they want; men get pickier with age

A study of over 41,000 Australians found that women are more particular about the education level of their partners, especially under 40, while men become more selective after age 40. The research suggests that women's preferences for education level increase with age due to cultural associations between education and social status.

Citizen scientists developing expertise on galaxy images

Volunteers in the Galaxy Zoo project develop extensive expertise about galaxy images and instruments, surprising researchers with their knowledge. Through online discussions, participants learn about artefacts and how to identify them, creating a culture of shared learning.

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.

Does good attendance equal good grades?

Researchers from the University of Central Florida found that high-performing medical students are more likely to skip non-mandatory in-class sessions without affecting their performance on final exams. This challenges traditional views that attendance is a key indicator of academic success.

Changing students' attitudes to mathematics improves test scores

A free online course designed to change students' attitudes towards mathematics leads to significantly higher test scores. The study found that a growth mindset approach can increase students' engagement and achievement in math, contrary to previous discouraging results.

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.

'Will I look dumb?' When virtual assistants deter help-seeking

Research suggests that anthropomorphic virtual assistants can elicit concern about seeking help, particularly among individuals who believe intelligence is a fixed trait. This can lead to lower performance and incorrect answers in online learning settings.

Robot learning improves student engagement

A study at Michigan State University found that online students using robot-learning technology feel more engaged and connected to instructors and fellow students in the classroom. The innovative system uses robots with video screens controlled by remote users, allowing for individualized interactions.

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.

Metacognition training boosts gen chem exam scores

University of Utah researchers found that metacognition training improved general chemistry exam scores for lower-performing students. On average, these students raised their final exam scores by 4%, with the strongest improvement seen in the bottom quartile, who scored a full letter grade better.

What is STEM education?

Research reveals eight mental models used by teachers to construct STEM-based lesson plans, highlighting the need for better understanding of STEM education's value and online classroom design. Implementing teacher leadership techniques in digital classrooms also improves communication patterns.

Apple iPhone 17 Pro

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

Citizen science volunteers driven by desire to learn

A new study found that citizen science volunteers are mainly motivated by a desire to learn and enhance their scientific knowledge. The research, led by the University of Portsmouth, surveyed 2000 online volunteers and discovered that this motivation was the number one driver for participation.

Zoning in on specifics of Mediterranean diet for colorectal health

A new study suggests that adhering to a Mediterranean diet with high levels of fish and fruit consumption can significantly reduce the risk of advanced colorectal polyps. The researchers found that even minimal consumption of two to three components of the diet was associated with half the odds of advanced polyps.

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.

Learning about nutrition from 'food porn' and online quizzes

A team of researchers used online quizzes and food photos to test how people learn about nutrition. The results showed that participants who received additional explanations did better on the quiz and learned more than those with no feedback. Peer-generated explanations were just as effective as expert explanations.

Geeking out in the golden years

A recent study by Philip Guo of older adults learning computer programming reveals a diverse range of motivations, including personal enrichment and connecting with younger family members. Despite frustrations with bad pedagogy and lack of real-world relevance, most respondents were eager to learn and saw the value in digital literacy.

DOOMED is new online learning approach to robotics modeling

Researchers developed an adaptive control approach based on online learning to correct dynamics errors in real-time, improving robustness of motion systems. The DOOMED algorithm updates a correction model until correct acceleration is achieved, minimizing error between desired and actual accelerations.

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.

Interventions create more welcoming learning environment

Studies demonstrate that social belonging interventions can significantly increase persistence rates among learners from lower developed countries, while affirmation interventions show mixed results. By addressing concerns about group identity and promoting psychological well-being, these simple interventions have the potential to turn...

Online dating booming but how much does education matter?

A study by QUT researchers found that online daters tend to contact people with similar education levels, especially as they get older. The research analyzed over 41,000 Australian online dating interactions and revealed that younger men are more likely to choose less-educated partners.

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.

Internet use in class tied to lower test scores

Researchers found that laptop use in class was linked to poorer test scores, with social media and non-academic internet use being the biggest distractions. The study suggests that encouraging students to bring laptops to class without a clear purpose can negatively impact academic performance.

Internet data could boost conservation

Researchers used internet data to track public interest in conservation over time, finding sudden spikes linked to media coverage and seasonal events. The study suggests harnessing these peaks to aid protection efforts, using methods that are relatively cheap and produce huge sample sizes.

Numenta brings brain theory to machine learning

Researchers at Numenta compared their biologically-derived HTM sequence memory to traditional machine learning algorithms, demonstrating comparable prediction accuracy. The new paper highlights the algorithm's properties, including continuous online learning and robustness to sensor noise, making it ideal for streaming data applications.

Celestron NexStar 8SE Computerized Telescope

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

Lower income families less likely to use online learning tools

A new study from Georgia Institute of Technology found that low-income parents are less likely to use online learning tools due to differing motivations and parenting practices. This gap is exacerbated by lower perceived technical skills among low-income parents, who often downplay their abilities when accessing resources.

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.

Social media interaction tools might make MOOCs stickier

A recent study found that MOOC students are more engaged on Facebook groups than built-in course message boards and forums. The researchers suggest that social media tools can provide another communication channel for students, build a sense of community and trust, and offer better organization.

New method measures nicotine delivery from e-cigarettes

A new study evaluates a method for measuring nicotine delivery from e-cigarettes and finds that later-generation e-cigarettes with 'atomizers' deliver nicotine more consistently than earlier ones. The consistency of nicotine delivery from these atomizers is comparable to nicotine inhalers and tobacco cigarettes.

BMJ best practice now with CME/CPD tracking tool

BMJ Best Practice features a continuing medical education (CME/CPD) tracking tool, allowing doctors to earn credits while using the platform as part of their working day. The new tool collates time spent learning and enables users to reflect on their impact on practice, supporting appraisal and revalidation.

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.

Children know best whether an allergy spray works for them

A recent study found that children aged 6-11 with seasonal allergic rhinitis reported significant symptom improvement after using MP-AzeFlu, while caregivers struggled to accurately assess symptoms. The study highlights the importance of pediatric symptom assessment in determining treatment efficacy.

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.

Was author of famed 'Gray's Anatomy' textbook a plagiarist?

A new survey of historical evidence reveals that Henry Gray plagiarized parts of the first edition of his book, Gray's Anatomy. The study examines traits of character that demonstrate Gray's inclination towards garnering credit at others' cost.

MOOC instructors may need more support for successful courses

Researchers found that most MOOC instructors face challenges throughout the course development and instruction process, including preparation, implementation, and feedback phases. Instructors reported heavy workloads, overwhelming expectations, and difficulty in providing one-on-one guidance in a large online class.

Seeing exemplary peer work can undermine student performance

A new study published in Psychological Science found that exposure to exemplary peer work can undermine student motivation and lead to quitting. Researchers discovered that students who assessed exemplary peers' essays were substantially less likely to earn course credit than those who assessed average peers' essays.

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.

Penn Nursing research: Exceptional care requires patient-driven education

Research from Penn Nursing and colleagues finds that parents with low health literacy need learner-driven education, while those with adequate literacy want flexible teaching. The study's findings suggest that healthcare providers should assess patient health literacy and use creative communication methods to improve patient outcomes.

How fresh is your maple syrup?

Trees draw on stored carbon reserves when springtime sap begins to flow, integrating sugars from multiple growing seasons. This finding suggests that maple syrup production depends on long-term nutrient storage rather than just the last season.

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.