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

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

Archaeology isn’t just pottery shards and treasure. Sometimes, digging into the past uncovers grim reminders of how people once lived, and then perished. Internet users shared the most haunting ...

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

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

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

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.

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 light years away in the constellation Leo, it's attracted a lot of attention ...

A viral Obama podcast answer about aliens prompted Trump to accuse him of revealing secrets and promise to release UFO files ...

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

President Donald Trump says he’s directing the Pentagon and other government agencies to identify and release files related to extraterrestrials and UFOs because of “tremendous interest.” ...