According to sources close to the investigation, there are concerns that DNA recovered from Nancy Guthrie's home may not ...

The Pima County Sheriff previously said the DNA recovered from Nancy's home is mixed, which complicates the process of ...

According to sources close to the investigation, there are concerns that DNA recovered from Nancy Guthrie's home may not ...

Genetic genealogist CeCe Moore tells PEOPLE, 'If I was the kidnapper, I would be extremely worried right now' ...

Investigators have turned to genetic genealogy in a bid to track down a suspect in the disappearance of 84-year-old Nancy ...

Reddit users aren't convinced, one user said: "I'm pretty sure your pup has none of those in her ancestry.” ...

DNA is the blueprint of life. Genes encode proteins and serve as the body's basic components. However, building a functioning ...

Investigators in the Nancy Guthrie case have turned to genetic genealogy as they try to make the most of potential DNA ...

Retired FBI supervisory agent James Gagliano joins 'Fox & Friends Weekend' to break down how DNA is being used in the search for Nancy Guthrie.

For many years, researchers believed that the DNA inside a newly fertilized egg began as a structural ‘blank slate’ – a loose ...