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

Aliens exist - they just haven't visited Earth, NASA veteran Dr Gentry Lee has claimed.

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 ...

Scientists hunting for life beyond Earth have long thought that water is one of the key indicators. But a group of experts now says that looking for life on water–rich planets could be a waste of time ...

An Arizona sheriff's department got more than 4,000 calls within 24 hours after the release of videos of a masked person on Nancy Guthrie's porch. Many tips will be worthless. Others could have merit.

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.” ...

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

According to sources close to the investigation, there are concerns that DNA recovered from Nancy Guthrie's home may not yield a usable profile for comparison.

As the Nancy Guthrie abduction case stretches into a third week, investigators — and a public riveted by every mysterious ...

Here's what to know about the DNA evidence collected so far in the investigation into Savannah Guthrie's missing mother and what results are pending.