Given the age and size of the Milky Way, there should be intelligent civilizations all over the place. But where is everybody? A new study suggests that alien civilizations could be too advanced for ...

The Milky Way contains a modest amount of alien civilizations, a new paper proposes — and there's a reason we aren't seeing ...

Complex, intelligent life in the galaxy appears vanishingly rare, with the nearest possible civilization perhaps 33,000 light ...

Brian Lacki has released a set of three prepublication studies attempting to rationalize and measure the odds of a ...

NASA astrophysicist Robin Corbet proposes a theory suggesting the existence of modestly advanced alien civilizations in the Milky Way, according to a yet-to-be-peer-reviewed paper.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The Fermi Paradox, first devised by physicist Enrico Fermi in the 1950s, asks why we haven’t detected alien civilization yet, despite the vast universe teeming with countless potentially habitable ...

For all the talk about life across the cosmos, Earth remains the only confirmed example. That single data point makes your ...

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the universe), states that Earth and humans do not occupy a special or privileged place in the ...

Archaeologists have unearthed a forgotten city hidden in Saudi Arabia's desert that was constructed by an advanced society 4,000 years ago. The fortified city, called Al-Natah, was home to at least ...