The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.

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

Scientists have broadly agreed for years that the thousands of small cone-shaped mounds peppering Mars’ northern lowlands are ...

"This new eruption could present an even better opportunity for 'island-naut' exploration as we prepare to return to the moon with women and men via Artemis IV." ...