CeCe Moore said police could use investigative genetic genealogy to track down the suspect responsible for Guthrie's ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

Government offices, the stock market and schools are closed Monday in observance of Presidents Day, but most big retailers ...

Two naturally mummified individuals buried roughly 7,000 years ago in a Libyan rock shelter have yielded ancient genomes that reveal a previously unknown, long-isolated North African lineage. The ...

More than 4,000 calls came into an Arizona sheriff's department within 24 hours after the release of videos of a masked ...

Claudia Guevara was reported missing on Feb. 6, 1996.

Here's what we know about the South Florida DNA lab chosen over Quantico to analyze evidence in the Nancy Guthrie abduction.

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

Over four decades after a teenager was murdered, DNA found on a discarded cigarette has helped authorities catch her killer. Sarah Geer, 13, was last seen leaving her friend’s house in Cloverdale, ...

The glove, discovered in a field beside a road, was sent for DNA testing. The FBI said in a statement that it received ...

In an interview this morning on Today, Pima County Sheriff Chris Nanos said, “We took some samples that we hope will have a DNA profile that gives us some identification as to what we’re looking at.” ...

Pima County Sheriff Chris Nanos revealed that there are problems with the DNA evidence collected from Nancy Guthrie’s house ...