If the astronomer's hypothesis is right, it could mean that the interstellar object is linked to alien technology.

Decoding, understanding, and timing remain the main barriers to meaningful alien contact, as signals may arrive long after ...

Galaxies "blazing with technosignatures" could suggest the existence of a "large number" of "different metasocieties." ...

Harvard astornomer Avi Loeb suggests interstellar object 3I/ATLAS could've sent off the Wow! Signal back in 1977.

The 1977 Wow signal, a 72-second burst of unexplained radio waves, remains one of the strongest and most mysterious ...

On August 15, 1977, Ohio State University's Big Ear telescope detected the mysterious Wow! Signal, a powerful 72-second radio ...

The Search for Extraterrestrial Intelligence (SETI) has a data scale problem. There are just too many places to look for an ...

A NASA-backed study reveals that alien civilizations could detect human signals sent to spacecraft. Radio transmissions aimed at Mars rovers and orbit ...

A new report about 3I/ATLAS claims the mysterious interstellar object may have sent an alien message to Earth years ago.

A respected Harvard astrophysicist believes one of the most famous signals ever sent to Earth could have been sent by the ...

From the Ridley Scott original horror film to the latest Noah Hawley sci-fi series, we rank every movie and TV show in the ...

ICE agents, working without pay because of the federal government shutdown, are still arresting pedophiles, human smugglers, ...