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Science News Archive April 2019


Page 19 of 44

Taking care of people with TBI: New tool could speed caregiver research

A new tool, TBI-CareQOL Measurement System, standardizes the measurement of physical, mental and emotional effects experienced by caregivers of people with TBI. The researchers' findings could inform clinical care, caregiver training and support programs, and even caregiver reimbursement policies.

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.

Features that make lizards sexy are resilient to stress

A new study by Penn State researchers finds that male fence lizards' physical traits and behaviors used to attract mates remain unchanged under low levels of stress. This suggests that these traits are more resilient to stress than previously thought.

Diet high in leucine may fuel breast cancer's drug resistance

Researchers at Beth Israel Deaconess Medical Center discover relationship between leucine and tamoxifen resistance in ER+ breast cancer. A diet high in leucine may fuel the growth of breast cancer cells, while reducing leucine levels could be beneficial for patients with ER+ breast cancer.

Entrepreneurs emerge as a force in Europe's refugee emergency

Afro-Italian women entrepreneurs are transforming notions of beauty and Italian identity with their black fashion, style, and hair-care products. They are leveraging the internet to market their products, build community, and challenge racist narratives, potentially awakening Italy's moribund economy.

Apple iPhone 17 Pro

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

Study reveals factors behind embryonic stem cell state

Researchers at Monash University have identified two new epigenetic regulators, TAF5L and TAF6L, that maintain the self-renewal of embryonic stem cells by activating the oncogene c-Myc. These findings have significant potential for regenerative biology and cancer research.

More severe salmonella outbreaks ahead: University of Sydney research

Researchers at the University of Sydney developed a method to predict salmonella outbreaks and found that future epidemics are likely to be more severe. The study suggests that genetic networks of salmonella pathogens are linked through just a few degrees of separation, indicating an increasing severity of future epidemics.

Amazonian soils mapped using indicator species

Researchers from Finland and Brazil developed a method that uses both plant and soil data to produce a map of soil properties in Amazonia. The study leverages digital herbarium databases and fern species occurrence data to estimate soil properties, providing valuable insights for conservation efforts.

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.

Cervical cancer subtype rising in some sub-populations

A new study reports that cervical adenocarcinoma incidence rates are increasing in non-Hispanic whites, particularly among women aged 40-49 and 50-59. This trend underscores the need for intensified efforts to improve screening utilization and HPV vaccination.

A light-activated remote control for cells

Scientists develop DNA nanodevice that uses near-infrared light to guide stem cells to wounds, promoting muscle tissue regrowth in mice. The system successfully activated receptors, causing cells to move and grow, with treated mice showing increased signs of regeneration.

Giving robots a better feel for object manipulation

A new learning system developed by MIT researchers improves robots' abilities to shape materials and predict their interactions. The system, called a learning-based particle simulator, can handle diverse materials, including rigid objects, liquids, and deformable materials.

Scientists find evidence Mercury has a solid inner core

Researchers found evidence of a solid inner core in Mercury, approximately 1,260 miles wide and making up half the planet's core. This discovery helps scientists better understand Mercury's interior and offers clues about how rocky planets change over time.

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.

Screen time associated with behavioral problems in preschoolers

A Canadian study of over 2,400 families found that spending two hours or more of screen time per day is associated with clinically significant behavioral problems in preschoolers. Organized sports and good quality sleep were also identified as protective factors against the negative effects of screen time.

Life-threatening foot disease found in endangered huemul deer in Chile

Researchers discovered a potentially devastating foot disease in Chile's endangered huemul deer population, with severe pain and death caused by the condition. The study's findings highlight the need for improved monitoring and collaboration to help protect the critically endangered species.

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.

Researchers pinpoint tumor-related protein, slow progression of cancers

New research finds elevated levels of fatty acid transporter protein 2 (FATP2) in immune-suppressing cells, which can slow tumor growth and aid cancer treatments. The study also discovered an energy-granting lipid that FATP2 produces and traffics into cells, leading to its potential as a therapeutic target.

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.

New eDNA technology used to quickly assess coral reefs

Scientists at the University of Hawaii have developed a technique to measure living coral on reefs by analyzing DNA in small seawater samples. This new method, known as metabarcoding, can track changes in coral reef health and detect rare species.

Finding the key to flightlessness

A Harvard University study explores the genetics behind the evolution of flightless birds, finding that different species turn to similar regulatory pathways when evolving flight loss. The team discovered a shared suite of morphological changes that led to a similar body plan across all flightless bird species.

Espresso yourself: Coffee thoughts leave a latte on the mind

A Monash University study found that exposure to coffee-related cues can trigger cognitive benefits, such as increased alertness and energy levels, in participants from Western cultures. The research used mental construal theory and demonstrated the power of psychological associations in shaping our thinking and 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.

Scientists restore some functions in a pig's brain hours after death

Researchers at Yale University successfully restored circulation and cellular activity in a pig's brain four hours after its death using a specially designed chemical solution. However, the treated brain lacked recognizable global electrical signals associated with normal brain function.

Army awards eight research grants to address complex challenges

The US Army has awarded up to $50 million over five years to eight academic teams pursuing basic research across various scientific disciplines. The teams will study topics including heat energy transfer, plant and pollen distribution, and the restorative effects of sleep.

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.

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.

Scientists report new approach to reduce or prevent renal fibrosis

Researchers have discovered a potential new treatment for renal fibrosis by selectively activating AT1 receptors on T cells, which may help limit scar formation in the kidney. The study found that activating these receptors mitigates renal fibrogenesis by inhibiting Th1 differentiation and renal accumulation of pro-fibrotic macrophages.

Challenging the conventional wisdom about the Canadian electorate

A new study in Heliyon identifies distinct opinion patterns on positional issues among Canadian voters, suggesting a micro-targeting marketing strategy could be effective. The research found that many Canadians have strong opinions on divisive issues, comparable to conventional vote predictors like party identification.

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.

Climate change threatens endangered sparrows

A new study finds that climate change will lead to the extinction of both seaside and saltmarsh sparrow species, with saltmarsh sparrows facing local extinction in as little as 30 years. Rising sea levels will reduce available habitat and increase flooding rates, making it difficult for these birds to thrive.

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.

Study finds white sharks flee feeding areas when orcas present

Research reveals that white sharks immediately vacate their preferred hunting grounds when orcas arrive, resulting in no shark sightings for up to a year. Elephant seal colonies also indirectly benefit from these interactions, with significantly reduced predation events during the orca presence period.

Study reveals brain marker for angry dreams

Researchers have identified a pattern of brain activity reflecting anger experienced during dreaming. The study found that frontal alpha asymmetry is related to anger in both wakefulness and dreams.

Celestron NexStar 8SE Computerized Telescope

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

Tree dens play a critical role in panda lifestyle

A study published in Biological Conservation highlights the importance of tree dens for pandas raising infants in native habitats. Tree dens provide a more stable microclimate than cave dens, facilitating offspring survival. This research emphasizes the need to preserve large old trees for giant panda conservation.

The fluid that feeds tumor cells

Researchers found that the nutrient composition of interstitial fluid surrounding pancreatic tumors differs from blood and culture medium used to grow cancer cells. This discrepancy suggests growing cancer cells in a more similar environment could help predict how experimental drugs will affect cancer cells.

Meta Quest 3 512GB

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

Oxytocin could help treat alcohol use disorder

A study published in PLOS Biology found that oxytocin administration can block excess drinking in alcohol-dependent rats, suggesting a potential novel pharmaceutical intervention for treating alcohol-use disorder. Oxytocin also blocked altered GABA signaling in the brain region affected by alcohol dependence.