A look at the idea of searching for signs of pollution beyond Earth.

On this episode, Mark and the crew are back at Grand Cayman Island… and on this adventure they're going night diving to ...

CORONA, N.M. — The Bureau of Land Management is inviting you for a hike to the Alleged UFO Skip Site in New Mexico, known as the Roswell crash, as part of the Freedom 250 events. The hike is set for ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

The Pentagon just released what they're calling never before seen UFO files, including videos, images, and original documents ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Federal prosecutors charge 11 illegal aliens with child sex trafficking, drug trafficking and firearms trafficking across ...

Somewhere in the Mojave Desert, a gleaming white dome sits in the middle of nowhere, and the story behind it is stranger than ...

Harvard astrophysicist Avi Loeb argues 3I/ATLAS and other interstellar objects may hint at alien technology, drawing fame, funding, and fierce criticism.

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

After an occasionally rocky start in his new post, Homeland Security Secretary Markwayne Mullin won an internal debate when ...