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Science News for August 8, 2021


Coping with COVID-19 through music

A global study found that people use music as a coping mechanism for emotional and social stress, with music listening helping to regulate depression and fear. Music making also provides a sense of community and self-reflection, while 'coronamusic' reveals the power of collective creative responses during times of crisis.

SourceMax-Planck-Gesellschaft·JournalHumanities and Social Sciences Communications·DateAug 8, 2021

Growing evidence of vitamin K benefits for heart health

Researchers found that people who eat more vitamin K-rich foods have a lower risk of heart disease and peripheral artery disease. Vitamin K2 intake was also associated with reduced hospitalization rates for cardiovascular disease.

SourceEdith Cowan University·JournalJournal of the American Heart Association·TypeSurvey·DateAug 8, 2021

Neurons that respond to touch are less picky than expected

A new study from Northwestern University found that primary touch-sensitive neurons respond to multiple types of touch and varying degrees. Researchers developed a comprehensive technique to stimulate rats' whiskers in three dimensions while recording brain activity, revealing that these neurons communicate touch in a more complex manner.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateAug 8, 2021
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Study identifies link between sedative and PTSS in children

A four-year cohort study identified a significant link between midazolam exposure and elevated posttraumatic stress symptoms in children. Symptoms were found to be persistent for up to 12 months, highlighting the need for early intervention and psychosocial support.

SourceQueensland University of Technology·JournalAustralian Critical Care·DateAug 8, 2021

Gel drops for regenerative medicine

Researchers developed gel drops from four amino acid peptides that support cell growth and induce blood vessel formation. The microgels were successfully used to grow endothelial cells on their surfaces, which then extended into tubular blood vessels.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateAug 8, 2021