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 ...

Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar ...

(Esben_H/iStock/Getty Images Plus) The Fermi paradox asks: If there are other civilizations in the Universe besides ours, why ...

Lunar regolith may hold microscopic alien debris, and scientists plan to excavate one cubic meter of Moon soil to find out.

The Kardashev Scale offers a fascinating way to imagine how advanced alien civilizations could become and what their ...

The age of our universe and the commonality of Earth-like planets indicates the possibility of alien civilizations either ...

Researchers propose that tiny technological remnants from extinct alien civilizations could have landed on the moon after ...

Love it or hate it, artificial intelligence is likely here to stay. Its ravenous need for computational power has overwhelmed chip manufacturers and power companies alike. While our current AI ...

We’ve likely had at least one close encounter of the 3I kind before. Harvard scientist Avi Loeb claims that not only does 3I/ATLAS potentially have alien origins, but that this wouldn’t be the first ...

For decades, SETI researchers have focused on finding narrow-band radio signals that might stand out from the natural universe. But what if an advanced civilization that wanted to communicate would ...

Add Yahoo as a preferred source to see more of our stories on Google. The great physicist Enrico Fermi first posed the challenging question over half a century ago, wondering why we appear to be alone ...

For decades, radio SETI searches have focused on one important question: if another technological civilization is trying to contact us, how would they send that message? For Dr. Zuckerman, the ...