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Device traps, disables harmful bacteria

A team of engineers has successfully removed bioaerosols from a hospital therapy pool using a new generation of hybrid filters. The filters reduced concentrations of culturable bacteria by up to 80% and total bacteria by up to 76%, significantly improving pool safety and reducing illness risks.

SourceWashington University in St. Louis·JournalJournal of the Air & Waste Management Association·DateJun 9, 2005

Predicting the movement of genes

A recent study uses sunflowers to predict the likelihood of genes from hybrid crops entering wild populations. The research found that domesticated crop genes can persist even when hybrids perform poorly, suggesting a challenge for controlling their spread.

SourceEcological Society of America·JournalEcological Applications·DateDec 30, 2002