Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into ...

An alien invasion might sound like pure science fiction, but a scientist has now revealed what the terrifying consequences of this encounter might be.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

Assuming intelligent aliens know how to harvest energy from stars, would humanity be able to spot these high-level structures? Reading time 3 minutes Assuming aliens do physics like us but are ...

It is often suggested that this may have already happened: alien technosignatures may have reached Earth during the past six decades but have gone unnoticed. If that is true, it suggests that more ...