The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the universe), states that Earth and humans do not occupy a special or privileged place in the ...
Galaxies "blazing with technosignatures" could suggest the existence of a "large number" of "different metasocieties." ...
For decades, scientists engaged in the Search for Extraterrestrial Intelligence (SETI) have probed the galaxy for signs of ...
Recent research suggests that galaxies with high radio emissions—known as “radio-bright” galaxies—could be home to alien civilizations. This idea, explored in Brian C. Lacki’s study Artificial ...
Planets lacking plate tectonics and sufficient carbon dioxide and oxygen could make advanced civilizations like ours ...
It’s one of the most longstanding questions in biology: how did life first arise? Research on the topic abounds, but there’s no one accepted answer. And according to one new paper, the chances that ...
Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home. Researchers from the Search for ExtraTerrestrial ...