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Science News Archive 2019 - Page 92


Page 92 of 486

Antiquated dams hold key to water quality

Researchers investigating the effects of dam removal on water quality and nutrient processing in streams and rivers. Removing antiquated dams may harm or help water quality depending on the scenario. The study aims to identify hotspots of nitrogen processing and develop a new model for stream and riparian processes.

New flame retardants, old problems

A study published in Environmental Science & Technology Letters found that new organophosphate flame retardants have been associated with lower IQ in children and reproductive problems. These chemicals are also being carried by wind and water far from their origin, polluting areas worldwide.

SourceUniversity of Toronto·JournalEnvironmental Science & Technology Letters·DateOct 22, 2019

Advances in precision oral health research proceedings published in Advances in Dental Research

The paper presents advances in precision oral health research, including genomics, data science and biotechnology. The symposium highlighted the importance of personalized oral care and the need for research to fill gaps in understanding the factors that underlie health and disease.

New species take longer to arise in the Amazon

A new study published in PLOS Biology reveals that it takes about 3 million years for aggression levels to decline when males are exposed to songs from distant populations in Amazonia. In contrast, temperate North America species exhibit a quicker response time of around half a million years.

SourcePLOS·JournalPLOS Biology·DateOct 22, 2019

Rethinking the role of technology in the classroom

A new study by Annahita Ball found that adding tablets and home Wi-Fi to students in an urban New York State school district did not increase academic motivation. Instead, it pointed to the need for schools to focus on interpersonal aspects of learning and family engagement to support student motivation.

SourceUniversity at Buffalo·JournalChildren & Schools·DateOct 22, 2019

New treatment may reverse celiac disease

A new phase 2 clinical trial shows that technology can induce immune tolerance to gluten in individuals with celiac disease, reducing inflammation and protecting the small intestine. The treatment, called CNP-101, is a biodegradable nanoparticle containing gluten that convinces the immune system it's safe.

Rice study assesses college leadership training programs

A new study from Rice University found that college leadership training programs teach students about leadership, but additional measures are needed to evaluate their impact on real-life leadership skills. The analysis suggests a 19% increase in knowledge and better leadership outcomes for program participants.

SourceRice University·JournalThe Leadership Quarterly·DateOct 22, 2019