A mysterious visitor from another star system is carrying secrets billions of years old. Its composition could reveal how ...

Missing US scientists’ mystery: Harvard astrophysicist Avi Loeb urges caution regarding a series of unexplained deaths and ...

The lower numbers of immigration prosecutions in Arizona come despite a promised massive effort by federal officers to root out the criminal element.

An interactive exhibit in a Crossroads art gallery aims to astonish earthly and extraterrestrial visitors alike. Wichita, Kansas, artists and spouses Mike Miller and Meghan Miller have created ...

Representative Tim Burchett said he is "sick of hearing" that Americans can't handle more transparency about UFOs.

In this fifth part of my interview series with Bob Lazar, he discusses the elusive Element 115 - and lists what he believes ...

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of ...

Explore the UFO mysteries J. Allen Hynek uncovered with Project Blue Book and how his findings challenged the Air Force's ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

A University of Arizona-led team using a camera orbiting Mars has captured the closest images yet of an interstellar comet so rare that it has sparked wild speculation about its alien origins. The ...