Long before Artemis II captured our attention by taking humans farther from Earth than ever before, humans have been fascinated by the possibility of exploring other worlds, finding life on other ...

“I have no clue if there are aliens out there,” concedes Douglas Vakoch, director of METI International, an organization committed to contacting extraterrestrial intelligence. But he is certain that ...

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