Overlooking signs of alien life may be humanity’s biggest mistake, according to scientists warning NASA could miss hidden ...

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

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But what would happen if we actually ...

Donald Trump said that he will give the green light to the release of classified information on extraterrestrials and alien life forms. The move comes after comments by Barack Obama, who did not rule ...

Thomas Mulligan examines the scientific challenge of defining and searching for non-Earth-like alien life forms that may not rely on carbon, water, or DNA.