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

NASA has given a hilarious response to President Trump following his demand for UFO files - and it dashes hopes of an ...

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 ...

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

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 ...

The body of 24-year-old tourist Amy Lopez was found by children in 1994 near the historic Ehrenbreitstein Fortress, located on the Rhine river.

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

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' ...