Renewed attention is falling on the base after the disappearance of retired Air Force Maj. Gen. William Neil McCasland, a ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

IMAGES of an unusual pyramid-shaped structure on Mars that look like those in Egypt have reignited wild theories about aliens ...

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot ...

Explore the darkest corners of the abyss with 18 terrifying creatures found at the bottom of the ocean. These are Earth's ...