A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before they reach us.

The fictional biologist in ‘Project Hail Mary’ claims that potential alien organisms might not be made of carbon or require water, unlike life on Earth.

With 'Project Hail Mary' opening in theaters, here are several essential films that explore the strange, high-stakes ...

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Scientists pick up mysterious signals from space! Could it be aliens, or just cosmic noise? Dive into the latest discoveries.

New research provides a physics based solution for why we aren't hearing potential messages from alien civilizations.

SETI researchers may have missed alien signals due to a cosmic phenomenon that distorts narrowband radio waves, new research says.

Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

A new study by researchers at the SETI Institute suggests stellar “space weather” could make radio signals from extraterrestrial intelligence harder to detect. Stellar activity and plasma turbulence ...

For decades, humans have scanned for signals of alien technology emanating through the galaxy. The search highlights the contradiction between the abundance of planets and stars that stretch across ...

If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 light years away in the constellation Leo, it's attracted a lot of attention ...