Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...

Harvard scientist Avi Loeb claims the interstellar object 3I/ATLAS may be alien technology sent to seed life on Earth, sparking a debate with sceptics who insist it is merely a comet.

According to popular media, the search for alien life involves advanced technology, space exploration and sometimes even government conspiracies and secret programs. But according to University of ...

Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor.

Explorers go to a planet that they believe holds clues to the origins of mankind. While the 2025 TV show ignores the Prometheus arc, it remains the oldest, non-AVP installment in the franchise. It ...