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

The images that recently have gone viral actually date back to 2001.

IMAGES of an unusual pyramid-shaped structure on Mars that look like those in Egypt have reignited wild theories about aliens living on the planet. All sorts of bizarre objects have been spotted ...

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

Every few years, someone comes up with a new "this is how the pyramids were built" theory. In addition to aliens or long-forgotten super technologies, many theories rely on unfeasible ramps that'd ...