What if an alien transmission was to reach Earth? Would we be able to decode it and somehow communicate with other species? Many believe we could find ways to communicate with symbols or other icons.

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

Here’s what you’ll learn when you read this story: The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we ...

Astronomers have searched the skies for signs of extraterrestrial technology for decades. These searchers since 1960 have ...

What would happen if aliens contacted us? It's a longstanding question that now has at least a partial answer, after a transmission designed to mimic correspondence from an extraterrestrial ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million ...