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Science News for June 15, 2014


Exploring a parasitic tunnel boring machine

Researchers have decoded the whipworm's genetic and biological information, which provides a solid basis for developing new interventions. The study has identified molecules used for tunnelling and how the immune system responds to infection.

SourceWellcome Trust Sanger Institute·JournalNature Genetics·DateJun 15, 2014
SAMSUNG T9 Portable SSD 2TB

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Emotional contagion sweeps Facebook, finds new study

A new study by Cornell University researchers found that emotional contagion occurs when people are exposed to positive or negative emotions expressed by their friends on Facebook. The study showed that reducing exposure to negative content in news feeds led to an increase in positive words used by users, and vice versa.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJun 15, 2014

Bionic pancreas outperforms insulin pump in adults, youth

Researchers found that the bionic pancreas reduced interventions for low blood glucose by 37% and improved glucose levels, particularly at night. The device also showed a more than twofold reduction in hypoglycemia time in both adults and adolescents.

SourceNIH/National Institute of Diabetes and Digestive and Kidney Diseases·JournalNew England Journal of Medicine·DateJun 15, 2014

'Disappointed' researchers find lack of political voices on Twitter

A study of 290,119,348 tweets found that politically engaged Twitter users during the 2012 presidential campaign conventions and debates relied heavily on retweeting established voices rather than engaging with each other. This resulted in a lack of creative thinking and diversity of voices in political discussion.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJun 15, 2014
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.

Understanding the unique nature of children's bodies and brains

Two studies found that adolescents' brains respond to glucose with increased blood flow in reward-motivation regions, unlike adults. Additionally, obese children as young as six years old develop larger and more dysfunctional fat cells, leading to inflammation and insulin resistance.

SourceAmerican Diabetes Association·DateJun 15, 2014

Parasitic worms of pigs could provide new treatments of human diseases

A global study has successfully mapped the genes of a parasitic worm in pigs, which could lead to new treatments for inflammatory bowel disease, rheumatoid arthritis, multiple sclerosis, and autism. The genetic sequence of the 'pig whipworm' provides insights into its interaction with human immune systems.

SourceUniversity of Melbourne·JournalNature Genetics·DateJun 15, 2014