An extraterrestrial creature resembling a squid (cephalopod) changed its skin color and moved its tentacles, forming a ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

The Fermi paradox asks why we haven’t found aliens yet. Scientists say the answer may lie in timing, technology, and the vast ...

Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does intelligent life look like? And how would aliens communicate? How could ...

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 ...

137 (10001001)... that's all we need to tell them. Well, specifically, 1/137. That should tell them a lot about us and our knowledge. Edit: But it would tell them exactly nothing about the worldview ...