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 surprising way to study the harsh space weather around young M dwarf stars. Mysterious dips in ...

It’s a bird, it’s a plane, it’s … the Aviator! An eye-catching California residence that looks like it could have been ...

Scientists have discovered natural space weather stations that exist around distant stars because these stations can ...

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

CBP: five illegal aliens arrested in Fort Benton ...

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

While the document appeared on the CIA's website, it was merely a translation of a newspaper article based on a fabricated ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

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

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

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