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Sequencing the Beaver

IT HAS ORANGE TEETH that grow throughout its lifetime. It chews relentlessly on trees and builds dams that shape habitats across the continent. In earlier centuries, its fur was the currency of empires. While a lot is known about the North American beaver (Castor canadensis), the animal’s complete genome has never been sequenced. Until now. […]

Tools of the Trade

To find the genes that enable a crop — ryegrass or wheat, for example — to resist disease or tolerate drought can mean endless searching, not through one haystack but through many. And success is only the beginning of time-consuming breeding trials. Now scientists, farmers and plant breeders who feed the world have a new […]