Add Yahoo as a preferred source to see more of our stories on Google. Scientists have taken a close look at our activity within the solar system to determine where to look for signals from intelligent ...

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million people banded together in a real-time search for aliens -- with screensavers.

Astronomers have recently detected potential signs of microbial life on the exoplanet K2-18b, an ocean-covered world located 120 light years from Earth. This discovery suggests that the planet could ...

Turns out evidence of alien life might well have been discovered much closer to home.

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...

The first time Fontella “Faun” Day believes she saw life from another planet, it came from above. It was a cloudy afternoon in Rachel, Nevada, and the phones and computers at the Alien Cowpoke gas ...

The odds are that life is out there – but rather than little green men, it may look more like hydrothermal vent tubeworms ...

Scientists have taken a close look at our activity within the solar system to determine where to look for signals from intelligent alien life. The findings apply if those extraterrestrials explore ...

"Considering the direction and frequency of our most common signals gives insights into where we should be looking to improve our chances of detecting alien technosignatures." When you purchase ...