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

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

Investigators find mixed DNA at Nancy Guthrie's home, offering new hope in the ongoing investigation. Learn about the challenges and potential breakthroughs.

An inmate at the Luzerne County Correctional Facility facing a firearm offense after multiple shots were allegedly fired into an occupied apartment building was ordered to provide a DNA sample.

Contamination and other errors in DNA analysis have occurred at the Washington State Patrol crime labs, most of it the result of sloppy work. The most common problems are cross-contamination by ...