Scientists say the findings of the new study may make future searches for extraterrestrial intelligence faster and more ...

Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

The odds of there being another intelligent life form in the Milky Way are pretty good given the billions of stars. But we ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien signals, an astronomer said.

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The search for extraterrestrial intelligence (SETI) has yet to detect alien technosignatures like radio waves, but the cosmos is vast, and there are plenty of places left to look. New research ...

What steps can be taken to identify why we haven’t received radio signals from an extraterrestrial intelligence, also called technosignatures? This is what a recent study published in The ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during its decades of observations. The signal lasted just 72 seconds, but ...