Could ancient alien technology be hiding on the Moon? Scientists propose searching lunar dust for microscopic traces of distant civilizations.

An advanced alien civilization arrives on Earth, and humanity has just 48 hours to respond. This hypothetical scenario ...

SETI researchers have applied game theory to determine when extraterrestrial civilizations might try to send a signal to ...

Complex, intelligent life in the galaxy appears vanishingly rare, with the nearest possible civilization perhaps 33,000 light-years distant. Yet despite the odds, scientists insist that continuing the ...

The search for extraterrestrial intelligence (SETI) is mostly concerned with where to look for technosignatures from another ...

Most of our experience with the Search for Extraterrestrial Intelligence (SETI) has focused on capturing radio signals that alien species have sent out, whether intentionally or unintentionally. That ...

The British daily the Guardian on the 11th (local time) highlighted the problem of the “great silence” in our vast and ancient universe, where no signs have yet been observed of extraterrestrial ...

Humans have wondered about life beyond our planet since ancient times, and researchers have worked hard for decades to find ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of an exoplanet in an alien star system. New research suggests that radio emissions from intelligent aliens may be ...

Researchers developed a simplified mathematical model to explore how an extraterrestrial civilization might make its ...