Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions make this planet a candidate for ...

What if the closest intelligent aliens aren’t light-years away in deep space, but buried millions of years deep in our own planet’s geological history? This mind-bending concept explores whether Earth ...

Searching for extraterrestrial intelligence has so far primarily meant focusing on one particular type of signal—and that signal has normally been based on our own current cutting-edge technology. But ...

Black holes appear built to hide energy, not advertise it. Yet a civilization wrapping one in vast collectors could create a detectable glow, turning one of the universe’s darkest objects into a ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new paper. Reading time 3 minutes In our search for life beyond Earth, we might ...

Humanity has spent eons looking up at the stars and wondering whether we’re alone, or if there are others like us out there in the vast unknown. Our curiosity has only increased as we have become a ...

Add Yahoo as a preferred source to see more of our stories on Google. The great physicist Enrico Fermi first posed the challenging question over half a century ago, wondering why we appear to be alone ...

For decades, the idea of making contact with extraterrestrial life has fascinated scientists and the general public alike. While Hollywood often portrays alien encounters as inevitable, the reality is ...