A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Astronomers discovered an extremely hot galaxy cluster in the region that was far hotter and older than current theories ...

On my recent cruise to the Arctic Circle, I journeyed 1,700 miles to the northern reaches of Norway in search of the Northern ...

Jupiter ’s moon Europa, long considered a prime candidate in the search for extraterrestrial life due to its vast subsurface ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

NASA has selected advanced technologies to power a future space telescope designed to image Earth-like planets and search ...