The big-idea explorers at Aperture dive into the terrifying concept of the Great Filter to explain the chilling reality of ...

Elon Musk’s plans for the future of SpaceX, and humanity, are rooted in an idea conceived in the 1960s when astronomers began to pick up mysterious, unknown radio sources in the cosmos. Soviet ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien megastructures: a Dyson sphere. The study finds that red dwarfs and white dwarfs are the ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Findings from a mysterious remote chain of islands off the coast of California are rattling bones in the science community as ...

Investigative journalist Ross Coulthart said he’s keeping an open mind.

For 1,600 years, a once-thriving frontier settlement lay buried beneath Egypt's western desert. Once governed by Byzantine ...

Extraterrestrial life is life that may exist and originate outside the planet Earth, the only place in the universe currently known by humans to support life. Its existence is currently purely ...

A trillion dollars seems like enough money to solve almost anything. We could end world hunger, wipe out medical debt, shrink the federal deficit and still have plenty left over. So when people talk ...