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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.

Featured articles from the journal CHEST, November 2021

The November issue of CHEST journal includes 69 articles on topics such as asthma, COPD, critical care and thoracic oncology. The journal also offers complementary web and multimedia activities to expand the reach of its research.

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.

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.

Movement of genes within cells helps organisms tell time

Researchers visualize key proteins in Drosophila brains, revealing their daily oscillations and spatial organization. The study highlights the importance of clock proteins in regulating circadian rhythms, which control sleep-wake cycles, metabolism, and cancer risk.

US Army backs ‘sleeping cap’ to help brains take out the trash

Researchers at Rice University and the US Army are developing a portable skullcap that analyzes cerebrospinal fluid flow during sleep to clear metabolic waste. The goal is to noninvasively measure and modulate brain health in soldiers, potentially treating sleep disorders in real time.

Meta Quest 3 512GB

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

Study finds racial-ethnic differences in sleep health

A new study from Brigham and Women's Hospital found significant racial-ethnic differences in sleep health, with white adults having the best sleep outcomes and Black adults facing the worst. The research used data from over 1,700 adults and identified factors such as irregular timing and duration, insufficient sleep duration, and high ...

New warning on teen sleep

A recent study published in SLEEP found that teenagers who slept only five hours per night experienced significant depression, anger, and confusion. In contrast, those who slept ten hours reported increased happiness. The study highlights the importance of sufficient sleep for adolescents to mitigate mood deficits.

Starting the day off with chocolate could have unexpected benefits

Researchers discovered that consuming concentrated chocolate in the morning can aid in burning fat and decreasing blood sugar levels. The study also found that eating chocolate at different times of day can influence hunger, appetite, microbiota composition, sleep, and metabolism.

Subconscious changes in movement may predict Alzheimer's disease

Researchers detected changes in fractal motor activity regulation (FMAR) patterns in cognitively healthy adults, particularly among women, which were associated with preclinical Alzheimer's disease pathology. FMAR may serve as a non-invasive biomarker for testing and screening AD.

Apple iPhone 17 Pro

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

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.

Healthy sleep may rely on long-overlooked brain cells

A recent study published in eLife reveals that astrocytes, a type of glial cell, can independently promote longer or deeper sleep in mice by manipulating slow-wave activity. The findings suggest that targeting astrocytes could lead to new insights into sleep disorders and brain diseases linked to sleep disturbances.

A sleep disorder associated with shift work may affect gene function

Researchers investigated dynamic changes to DNA methylation in shift workers, finding that rest and recovery can restore gene function. The study suggests that insufficient sleep and related inflammatory consequences may mediate shift work disorder, highlighting the importance of sufficient rest for overall health.

Clues for improving sleep in visually impaired athletes

Visually impaired athletes are at higher risk for sleep disorders due to stress from competition activities and late wake-up times. Researchers found that approximately one-third of respondents had sleep disorders, highlighting the need for strategies to improve relationships and adjust wake-up times.

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.

Physician burnout, sleep disorders

Researchers found a significant association between sleep disorders and symptoms of burnout among faculty and staff. The study suggests that addressing sleep issues may be crucial to mitigating physician burnout.

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.

Study finds that sleep restriction amplifies anger

Research reveals that losing sleep leads to increased anger and frustration over time. Well-slept individuals adapt better to stressful situations, whereas sleep-restricted individuals exhibit higher anger in response to aversive stimuli.

Can a healthy diet reduce risk of Parkinson's?

A new study suggests that following an alternate Mediterranean or Alternative Healthy Eating Index diet pattern may be linked to fewer non-motor symptoms such as constipation, daytime sleepiness and depression. The researchers found a strong relationship between healthy diet adherence and reduced risk of these preceding symptoms.

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.

Sleep linked to language skills in neurodevelopmental disorders

A study by Anglia Ruskin University found that sleep disturbance is common among young children with neurodevelopmental disorders, including Down's syndrome, Fragile X syndrome, and Williams syndrome. The research showed that improved sleep patterns were associated with better language skills in these children.

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.

Stressed to the max? Deep sleep can rewire the anxious brain

A new study published in Nature Human Behaviour found that deep sleep can calm the anxious brain by reorganizing connections. Participants who got more nighttime deep sleep experienced lower anxiety levels the next day, suggesting a strong causal connection between sleep and anxiety.

Rare sleep disorder common among veterans with PTSD

A new study found that military veterans with post-traumatic stress disorder (PTSD) are more likely to experience a rare sleep disorder called REM sleep behavior disorder (RBD), which is also linked to an increased risk of developing neurodegenerative conditions like Parkinson's disease. Researchers hope that identifying patients with ...

Research aims to improve night-shift workers' sleep

A four-year research project aims to improve sleep patterns for night-shift workers over 50 years old, reducing the risk of depression, cardiovascular diseases, and accidents. The study will test two alternative sleep schedules, providing insights into the impact on productivity and overall health.

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.

Extending sleep may lower cardiometabolic risk

Extending sleep duration has been associated with improved insulin sensitivity and reduced appetite for sweet and salty foods. Higher total sleep time was linked to lower caloric intake from protein and decreased overall sugar consumption.

Celestron NexStar 8SE Computerized Telescope

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

Researchers explore the epigenetics of daytime sleepiness

A recent study by Brigham and Women's Hospital researchers found four sites of DNA methylation associated with sleepiness in both African American participants from the MESA and CHS studies. Additionally, they discovered 14 such sites among only African American participants from both studies.

Study links gene to sleep problems in autism

A recent study published in eLife has identified the gene SHANK3 as a key player in sleep problems associated with autism spectrum disorder. The research found that individuals with autism have trouble falling asleep due to difficulty regulating their body's circadian clock, which regulates the 24-hour day and night cycle.

Using sleep disorder to predict Parkinson's disease

A large multi-centre study of over 1,200 patients with REM sleep behaviour disorder found a high risk of Parkinson's disease progression and identified several strong predictors, including motor difficulties and mild cognitive impairment. The study's findings will improve clinical trial selection and therapy development.

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.

PTSD alone didn't increase heart disease risk in veterans with PTSD

Researchers found that PTSD is associated with an increased risk of cardiovascular disease, but a combination of physical disorders and psychiatric conditions may explain the association. Veterans with PTSD are 41% more likely to develop circulatory and heart disease than those without PTSD.

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.

News release: Increased motor activity linked to improved mood

A new study from Johns Hopkins Bloomberg School of Public Health found that increasing physical activity during the day is associated with improved spirits. The research also suggests that tracking sleep, activity, mood, and energy levels concurrently can provide valuable insights for people with bipolar disorder.

Survey reveals how we use music as a possible sleep aid

A survey reveals that music is a widely used sleep aid, with 62% of respondents employing it to enhance their sleep experiences. The study found multiple pathways through which music helps, including auditory masking and mental distraction, offering new insights into the complex motivations driving people to use music as a sleep aid.

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.

Inflammation can lead to circadian sleep disorders

A Northwestern University study found that inflammation can disrupt the body's natural sleep-wake cycle, leading to circadian sleep disorders. The research used a genetic switch to turn inflammation on and off in mice, revealing a link between inflammatory diseases and the body's clock.

Sexual harassment and assault take long-term toll on women's health

A new study involving over 300 women reveals a strong association between sexual harassment and assault with higher blood pressure, depression, anxiety, and poor sleep quality. The findings suggest that the experience of sexual harassment and assault can have lasting impacts on women's health.