Leathery mascot talks becoming a Spurs fan, skinny-dipping on the River Walk.

An expert on genetic genealogy has said that DNA collected from Nancy Guthrie’s property will help law enforcement find the person responsible for the disappearance of the 84-year-old mother of Today ...

In a French criminal trial, conventional DNA analysis couldn’t distinguish between twin brothers, but emerging scientific methods could help in such cases.

We wanted to see if Ancestry can actually reveal a person’s family history and what records were available in its database, ...

If you've used AncestryDNA or a similar DNA test on yourself, the process for testing your pet will be quite similar. All it takes is activating your kit online, a quick cheek swab and a shipment to ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

"At first, I kind of laughed … But they were serious. I could just see the seriousness in their faces." In this book excerpt, Lise Barnéoud explores the limitations of DNA testing.

Sunny, a 3‑year‑old rescue dog adopted from Iran and now living in Ontario, Canada, arrived with a simple label: "Labrador mix.” But her owner, Julia—who asked to keep her full identity private—was ...

A rescue dog found wandering the streets covered in fleas and matted fur has stunned viewers on social media after a DNA test revealed he is almost entirely purebred—an outcome that has left his owner ...

A private Florida DNA lab is analyzing evidence in the abduction of Nancy Guthrie, mother of "Today" co-anchor Savannah Guthrie. The decision to use a private lab instead of the FBI has drawn scrutiny ...