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Science News Archive October 2020 - Page 25


Page 25 of 47

Star clusters are only the tip of the iceberg

Astronomers at the University of Vienna used machine learning to trace groups of stars born together and found thousands of sibling stars surrounding well-known cores of star clusters. The discovery reveals that star clusters are enclosed in rich halos, or coronae, more than 10 times larger than previously thought.

SourceUniversity of Vienna·JournalAstronomy and Astrophysics·DateOct 15, 2020

Survey: More US Adults want the government to have a bigger role in improving peoples' lives than before the pandemic

A new survey found that over 40% of US adults support a stronger government role in society, with majority backing health, unemployment, and income-related policies. The findings suggest growing support for extending social safety net policies passed during the pandemic.

SourceJohns Hopkins Bloomberg School of Public Health·JournalAmerican Journal of Public Health·DateOct 15, 2020

All-terrain microrobot flips through a live colon

Researchers at Purdue University have developed a new type of microrobot that can navigate through the rough terrain of a human colon, enabling potential targeted drug delivery without causing side effects. The microrobots use magnetic fields to tumble and move through the colon, allowing for controlled release of medication.

SourcePurdue University·JournalMicromachines·DateOct 15, 2020

AJTMH tip sheet for October 2020

Researchers found that hypochlorous acid can chemically modify malodorous compounds and rapidly inactivate infectious particles, promoting greater latrine use. The study also shows potential for HOCl to improve latrine odor and reduce transmission of diseases such as dengue fever.

SourceBurness·JournalAmerican Journal of Tropical Medicine and Hygiene·DateOct 15, 2020

Researchers step toward understanding how toxic PFAS chemicals spread from release sites

A study by Brown University researchers reveals that firefighting foams contain a complex mixture of PFAS compounds that behave differently than individual substances. The findings suggest that these foams have a greater affinity for the air-water interface, which can help predict pollution spread and inform cleanup efforts.

SourceBrown University·JournalEnvironmental Science & Technology·DateOct 15, 2020

What fuels the beating heart? Study reveals nutrients used by normal and failing hearts

A recent study has provided a detailed picture of fuel and nutrient use by the human heart, establishing a new framework for studying heart function in health and disease. The study found that healthy hearts rely heavily on fatty acids as energy sources, while failing hearts consume more ketones and release more amino acids.

Australian carp virus plan 'dead in the water'

A new study by the University of Exeter and the University of East Anglia demonstrates that Common Carp would evolve resistance to KHV, rendering it ineffective. The research highlights the need for alternative control methods to mitigate ecological damage caused by invasive carp.

SourceUniversity of Exeter·JournalJournal of Applied Ecology·DateOct 15, 2020

Predicting influenza epidemics

The study developed a unique method to forecast influenza epidemics using real episode data and consultations about symptoms, achieving accurate results for all seasons under stable conditions. The forecasts can help redistribute resources effectively during an epidemic, with potential applications in the ongoing corona pandemic as well.

SourceLinköping University·JournalEmerging Infectious Diseases·DateOct 15, 2020

Marriage or not? Rituals help dating couples decide relationship future

A University of Illinois study found that rituals in dating relationships can magnify normative experiences and provide a preview into family life and couple life. Rituals have the power to bond individuals and serve as diagnostic tools for where the relationship is going.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalJournal of Social and Personal Relationships·DateOct 15, 2020