The findings of a new study may help "explain some of the radio silence we’ve seen in technosignature searches" for alien ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

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 ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...