Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Alien probes could be hiding among us in plain sight as we search for them in the wrong places. This is the theory of professor Alex Ellery of Carleton University who argues that if self-replicating ...

Named 3I/ATLAS, this comet is the third-ever interstellar visitor to our solar system to be observed by astronomers. By the end of this month, it'll pass behind Mars and be blocked from our view, ...

"Astronomers have wanted to spot a coronal mass ejection on another star for decades. We’ve now managed to do this for the first time." When you purchase through links on our site, we may earn an ...