The aliens were next door, and somebody killed them. That’s the story plasma physicist John Brandenburg, PhD, tells about ...

Science fiction suggests that life on other planets, if it exists, is likely far more advanced than life on Earth. A recent ...

Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most basic statistics point toward the existence of countless potentially ...

If ancient alien explorers ever traipsed through Earth's cosmic neighborhood, could it be possible they left behind some interstellar litter on the moon?

With billions of potentially habitable worlds scattered across the universe, alien civilizations should be out there — yet decades of searching have produced no confirmed contact. From the Fermi ...

Add Yahoo as a preferred source to see more of our stories on Google. A high-frequency SETI search using ALMA opened new radio bands and showed that past surveys may have covered millions more stars. ...

Scientists have issued a new blueprint for the day Earth receives a message from an alien civilization. Released Friday, the eight-point plan lays out how researchers should handle a potentially world ...

We’ve likely had at least one close encounter of the 3I kind before. Harvard scientist Avi Loeb claims that not only does 3I/ATLAS potentially have alien origins, but that this wouldn’t be the first ...

Are there really aliens in this vast universe? To this question that everyone has wondered about at least once, the common opinion from an astronomical perspective is that "the possibility of their ...

Despite the alien hubbub and hoopla of the past few years, we still don’t know for certain if we are alone in the universe. We haven’t even found the tiniest scrap of evidence to suggest that there ...

For decades, SETI researchers have focused on finding narrow-band radio signals that might stand out from the natural universe. But what if an advanced civilization that wanted to communicate would ...

Perhaps what remains at the end of an advanced civilization is not biological, but artificial intelligence...There are ...