Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

“If history is any guide, then perhaps the first signatures of extraterrestrial intelligence will too be highly atypical, ‘loud’ examples of their broader class.” In that line from The Eschatian ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological self-destruction — and it therefore may not want to talk to us.

For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

Aliens: "Sorry, you're cutting out!" The post Something May Be Scrambling Alien Messages, NASA-Funded Research Finds appeared ...

In the endless search for technosignatures—signs from some technologically advanced intelligent alien civilization—we’ve done everything from monitoring radio arrays to hypothesizing about whether ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the ...

If so, why haven’t they said hello? The humble residents of this pale blue dot have been on a quest to find an alien civilisation for more than a century. First, it was the “canals” of Mars. Then ...