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Researchers from the University of Georgia and Oak Ridge National Laboratory in Tennessee have engineered the bacterium Caldicellulosiruptor bescii, adding acetaldehyde/alcohol dehydrogenase gene to the organism so it could ferment sugars while deleting the energy-consuming lactate gene, to convert plant biomass into ethanol.

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Polygamy amplified a rare genetic disease in area near Arizona-Utah border, BBC Future reports.

Genetic ancestry testing led one woman to learn that her father and another baby boy had been switched at birth, the Washington Post reports.

Simple de-identification methods can protect information in a database from attackers, a new study suggests.

In Science this week: approach to visualize chromatin structure in nuclei, and more.