WASHINGTON (AP) – A sharply divided Supreme Court on Monday cleared the way for police to take a DNA swab from anyone they arrest for a serious crime, endorsing a practice now followed by more than ...

Unless you're living under a rock—or just don't watch TV—you're probably familiar with the mugshot and fingerprint steps of booking. Fewer are aware of the latest addition: the mouth swab. Requiring ...

A new test called CheekAge, based on a quick swab of cells in the mouth, might someday be used to predict how long a person has to live, developers report. The test tracks what are known as ...

Share on Pinterest Researchers are saying that a simple cheek swab sample could hold key information about how a person is aging. Image credit: Courtney Hale/Getty Images. Scientists have long known ...