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Genomics and Cell Biology: September 2015


Their diversity makes viruses difficult to classify. A new study uses protein folds as evidence that viruses are living entities that belong on their own branch of the tree of life.

A first draft of the "tree of life" for the roughly 2.3 million named species of animals, plants, fungi and microbes -- from platypuses to puffballs -- has been released.

Scientists have captured the first detailed microscopy images of ultra-small bacteria that are believed to be about as small as life can get.