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Teen brain volume changes with small amount of cannabis use, study finds

A new study finds that even a small amount of cannabis use by teenagers is linked to differences in their brains, including increased gray matter volume in areas involved in emotion and memory development. The researchers also ruled out pre-existing brain differences or personality traits as possible explanations for the findings.

A little weed may change the teenage brain

A study of 14-year-olds from Ireland, England, France, and Germany found increased volume of brain regions in teenagers who reported limited cannabis use. The researchers identified associations between increased grey matter volume and assessments of reasoning and anxiety.

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.

Recalling happy memories during adolescence can reduce risk of depression

New research from the University of Cambridge suggests that recalling positive experiences can reduce vulnerability to depression in young people. The study found that remembering specific positive memories was associated with fewer negative self-related thoughts and lower levels of cortisol, indicating improved resilience against stress.

Apple iPhone 17 Pro

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

Adolescents who self-harm more likely to commit violent crime

Research from Duke University found that young people who self-harm and commit violent crime have a history of childhood maltreatment and lower self-control. Programs aimed at preventing childhood maltreatment or improving self-control among self-harmers could help prevent violent crime.

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.

Nutritional status in adolescent girls

This study examines the prevalence of malnutrition among adolescent girls aged 16-19 in India and its association with socio-economic factors. The research aims to evaluate the progress of nutritional programs targeting adolescents, a critical age group for future health outcomes.

Study examines development of physical aggression in children as they age

A study of 2,223 children found that physical aggression typically declines before elementary school but a small proportion have high problems into adolescence, increasing risk for violent crime and social maladjustment. Interventions during pregnancy and early childhood may help prevent high physical aggression in high-risk families.

What influences a person's psychological boundaries?

Researchers found that age and sex play a greater role in forming psychological boundaries than culture. In the study, youth had a higher level of personal sovereignty than adolescents, with men being more concerned with territory sovereignty and women with time habits sovereignty.

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.

Monitoring lung function at home in teens with Duchenne muscular dystrophy

A new study in the Journal of Neuromuscular Diseases describes the use of a child-compatible, hand-held device to assess pulmonary function in teens with DMD. The results show that weekly use of the device was well accepted by participants, with high adherence rates and reliable data compared to standard spirometry.

How bullying affects the brain

A study published in Molecular Psychiatry found that chronic peer victimization during adolescence can lead to structural changes in the brain, including decreased volume in areas related to anxiety and depression. The research suggests that early intervention may help mitigate these effects.

Teens get more sleep with later school start time, researchers find

Researchers at the University of Washington found that delaying school start times for Seattle high schools resulted in a median increase of 34 minutes of sleep each night. This led to improved academic performance and more consistent wake-up times, with students sleeping in longer and waking up closer to their natural wake-up times.

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.

How do schools address self-harm in adolescents?

A study found that only 53% of UK schools have received staff training on self-harm, highlighting the need for comprehensive training to support students. Despite this, many schools see themselves as a site for prevention and intervention activities, indicating a positive approach to addressing adolescent self-harm.

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.

Infections during childhood increase the risk of mental disorders

A new study from iPSYCH shows that childhood infections increase the risk of mental disorders, with high temperatures and hospital admissions being particularly associated. The study found an 84% increased risk of mental disorders in children who were hospitalized for infections.

Are opioids prescribed by dental providers associated with later use, abuse?

An observational study found a higher risk of subsequent opioid use and abuse among patients exposed to opioids prescribed by dental providers. The study, examining outpatient opioid prescriptions for patients aged 16-25, suggests increased scrutiny is needed during third-molar extractions and postoperative care

Researchers examine trends in opioid prescriptions in children and adolescents

A recent study published in JAMA Pediatrics found that opioid prescriptions for children and adolescents have been steadily decreasing since 2012. The analysis of data between 2004 and 2017 showed a significant decline in outpatient opioid prescription rates, with a notable decrease in hydrocodone bitartrate prescriptions.

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.

How common are eating disorders in young children?

A study of 4,500 US children aged 9-10 found an overall frequency of eating disorder diagnoses at 1.4%, with no significant differences between girls and boys. The prevalence of specific disorders varied, including anorexia nervosa (0.1%), binge-eating disorder (0.6%), and other specified feeding and eating disorders (0.7%).

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.

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.

Teens increasingly choose pot over alcohol, cigarettes

Researchers at Columbia University's Mailman School of Public Health found that teens increasingly choose pot over alcohol and cigarettes. The average school grade during which young people first tried alcohol and cigarettes has increased, with a significant drop in the proportion who used cigarettes before marijuana.

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.

Brain changes found in self-injuring teen girls

A new study found that teenage girls who engage in serious forms of self-harm show brain features similar to those seen in adults with borderline personality disorder. The research highlights the need for prevention and early intervention in those at high risk of suicide.

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.

Trends in opioid prescriptions in children, adolescents

Since 2012, prescription opioids dispensed to children and adolescents have decreased, with an average of 4 per 1,000 children receiving an outpatient opioid prescription in 2009-2012. Long-term opioid prescription use has also declined since the start of 2017.

Conversion 'therapy' begins at home

A study by the Family Acceptance Project found that LGBT young people experiencing conversion therapy report higher levels of depression, suicidal behavior, and lower self-esteem. Parents serve as gatekeepers for both home-based and external conversion interventions.

New insights into the neural risks and benefits of marijuana use

Research finds that prenatal exposure to THC can impair learning and memory in adolescents, while also improving symptoms in Alzheimer's disease patients. Long-term cannabinoid use alters brain metabolism and connectivity in adults, raising concerns for vulnerable populations.

Study illuminates the largely unrecognized role of youth caregivers

A study of 28 middle school and high school students found that they take on significant responsibilities in managing medications, often without formal education. The investigation also highlights the importance of recognizing and supporting youth caregivers to promote their well-being and contribute to patient care.

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.

Adolescent brain development impacts mental health, substance use

New findings from Neuroscience 2018 present promising avenues for early treatment of mental illness and alcohol/substance use disorders in adolescents. Childhood trauma and genetic variants affecting reward response are identified as key factors impacting adolescent brain development and susceptibility to addiction.

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.

Online program helps prevent teen depression

Researchers at the University of Illinois Chicago conducted a multicenter, randomized clinical trial evaluating an online intervention called CATCH-IT. The study found that high-risk adolescents who participated in the CATCH-IT program demonstrated significant risk reduction for depressive episodes, with up to 80% reduction in risk.

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.

More rules for the intelligent household

A study investigated ideal access control rules for smart home devices in networked households, analyzing user preferences and derived suggestions for access management. The researchers found that contextual factors such as age, location, and usage history affect access rights, suggesting a need for customizable settings.

Celestron NexStar 8SE Computerized Telescope

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