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Science News Archive May 2019 - Page 13


Page 13 of 42

Seeing inside superfog

Researchers at the University of California, Riverside, successfully replicated superfog formation in a laboratory setting, revealing crucial factors such as low water content, small particle size, and high fuel moisture content. While they can now understand how superfog forms, predicting its occurrence remains uncertain due to comple...

SourceUniversity of California - Riverside·JournalFire Safety Journal·DateMay 22, 2019

Exercise may help teens sleep longer, more efficiently

A new study led by Penn State found that exercise can help teenagers sleep longer and more efficiently. Participants who engaged in moderate-to-vigorous physical activity fell asleep 18 minutes earlier and slept for 10 minutes longer than those who were sedentary. The researchers also found connections between sleep and activity the fo...

SourcePenn State·JournalScientific Reports·DateMay 22, 2019

Octopus-inspired wearable sensor

A graphene-based adhesive biosensor was created with an octopus-like sucker, allowing for full contact with both wet and dry skin. The device can monitor various human activities, including heart rate, step count, and speech patterns.

SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateMay 22, 2019

Galaxies as 'cosmic cauldrons'

New observations of the NGC 300 spiral galaxy reveal that molecular clouds are short-lived structures undergoing rapid lifecycles driven by intense stellar radiation. The positions of young stars rarely coincide with those of their parent molecular clouds, indicating rapid star formation and gas dispersion.

SourceHeidelberg University·JournalNature·DateMay 22, 2019

Quantum rebar: Quantum dots enhance stability of solar-harvesting perovskite crystals

Researchers at the University of Toronto have discovered a way to combine perovskite crystals and quantum dots to create a stable hybrid material that can increase the efficiency of solar cells. The resulting material remains stable under ambient conditions for six months, significantly longer than similar materials without stabilization.

Genetic discovery may improve corn quality, yields

Researchers have discovered genetic regulators that synthesize starch and protein in corn, improving its yield and nutritional value. The study, published in PNAS, found two transcription factors that play key roles in regulating starch and protein synthesis, paving the way for further research to improve corn quality.

SourceRutgers University·JournalProceedings of the National Academy of Sciences·DateMay 22, 2019

Eating healthily at work matters

A new study found that employees who purchased unhealthy food at work had an unhealthy diet outside of work and higher risk factors for diabetes and cardiovascular disease. The study suggests that workplace wellness programs can encourage healthier eating habits and reduce chronic conditions.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·DateMay 22, 2019

Big energy savings for tiny machines

Researchers at Simon Fraser University developed a theory that predicts maximum efficiency and minimal energy loss in molecular machines. By manipulating DNA hairpins, they demonstrated a strategy to optimize nanomachines, which could lead to significant advancements in fields like computer chips, solar cells, and biotechnology.

SourceSimon Fraser University·JournalProceedings of the National Academy of Sciences·DateMay 22, 2019

Soft, social robot brings coziness to homes -- and classrooms

Blossom, a handcrafted open-source robot platform, is designed to be simple, expressive, and inexpensive, allowing users to customize it with various materials like wood and wool. The robot's mechanical design enables flexible gestures, making it suitable for teaching children about robotics and human-robot interaction.

SourceCornell University·JournalACM Transactions on Computer-Human Interaction·DateMay 22, 2019

Surgery patients are getting older every year

As the population ages, surgery rates are increasing, leading to a higher risk of complications and death for elderly patients. The BJS analysis reveals that more than one in ten people in England will undergo surgery at 75+, with estimated costs exceeding €3.2 billion by 2030.

SourceWiley·JournalBJS·DateMay 22, 2019

Study questions European Parliament's perception as champion of gender equality

A study critically examines the European Parliament's perception as a champion of gender equality, revealing institutional culture characterized by gender stereotypes and different expectations towards male and female MEPs. The findings highlight shortcomings in maternity/paternity leave rights and the challenges faced by women in bala...

SourceWiley·JournalJCMS Journal of Common Market Studies·DateMay 22, 2019

SWOG spotlights high-impact research at ASCO

SWOG researchers present numerous high-impact trials at ASCO, focusing on symptom control, survivorship, and quality of care. Studies explore the effectiveness of text messaging for medication adherence in breast cancer patients and investigate gender disparities in severe adverse events among chemotherapy recipients.

SourceSWOG·DateMay 22, 2019