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 ...

Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met ...

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

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

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

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

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

Add Yahoo as a preferred source to see more of our stories on Google. In a series of papers, astronomers have compared the "Wow!" signal to similar radio signals detected at Big Ear Observatory in ...

Rep. Ilhan Omar aims to amend the Defense Act, limiting military action against designated terrorist groups under Trump.

Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, meaning technosignatures may already have reached Earth.