A rare visitor from another star system has undergone one of the most extensive technosignature searches ever conducted on an ...

Scientists have discovered an enigmatic substance on the surfaces of Titan and Pluto, sparking intrigue about the complex ...

Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...

Neil deGrasse Tyson calls on the government to just show the alien, saying Americans are ready for disclosure after years of ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.