Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures?

Our search for extraterrestrial life has turned up empty, perhaps because technologically advanced civilizations are doomed ...

What: SETI Institute Artists-in-Residence present Exoplanetary Poetry, an art-science collaboration that trains artificial intelligence on exoplanet atmospheric chemi ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of the United States. In a recent interview, Barack Obama became the first ...

Now, there may be an answer, according to a new paper published on the preprint site arXiv: The aliens are out there, alright. We just have to give them time to notice us and reach out to us. The ...

A recent theory proposed by a NASA scientist suggests that extraterrestrial civilizations may not possess the wildly advanced technology that many UFO enthusiasts expect. This perspective, which ...

There's a definite buzz going around this month about aliens from other worlds, or hadn't you noticed? Former US President ...

Editor's note: The below contains spoilers for Alien: Earth Episodes 1 & 2. The Alien franchise has always been focused on the race for immortality, and Noah Hawley's perfect organism, the FX original ...