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

A strange formation spotted deep within a massive Martian canyon is once again fueling debate over whether something more ...

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

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

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

Screenwriter Drew Goddard rejoined "The Martian" writer Andy Weir and fought to preserve the author's vision: "Whenever ...

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

The odd pyramid-like structure found in the largest canyon network in the solar system has sparked theories the Red planet ...

An alien-themed "micro resort" just minutes from Utah's Zion National Park has landed back on the market with a $1.49 million ...

Astronomers propose finding alien civilizations by searching for unusually cold stars that could be surrounded by Dyson ...

Invasive alien species don’t only drive out other native species, they also dramatically transform soils, water and ...