We introduce a method of in vitro recombination or “DNA shuffling” to generate libraries of evolved enzymes. The approach relies on the ordering, trimming, and joining of randomly cleaved parental DNA ...

A cartilage piercing is a type of body modification in which you have a decorative hole in one of the cartilage-filled parts of your body. A piercing of your nose or the stiff upper part of your ears ...

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Acesulfame potassium is an artificial sweetener (also known as Ace-K). Artificial sweeteners have been controversial because of possible health risks. But some of these sugar substitutes offer you a ...