Investigators searching for clues in the Arizona kidnapping of Nancy Guthrie are turning to genetic genealogy, a forensic technology that has already helped to crack several notorious cold cases in ...

Nancy Guthrie, 84, was reported missing from her home in the Tucson, Arizona, area on Feb. 1. She was last seen the night before, when family dropped her off at home.

Authorities trying to solve the disappearance of Nancy Guthrie say they might tap DNA genealogy databases, the same step that police took to unravel a decades-old series of murders in California and ...

Authorities insist the case is still very much active, with the FBI receiving more than 19,000 tips. But the case is ...

DNA science has helped solve criminal cases for decades. But increasingly, investigative genetic genealogy — which was first ...

Authorities said they're looking into genetic genealogy in the massive investigation into Nancy Guthrie's mysterious ...

GEDmatch has been credited with helping solve the case of the so-called Golden State Killer. Police used DNA from crime scenes to find a distant relative and build a family tree that led to Joseph ...