When people think about space threats, they usually imagine asteroid impacts, solar storms, or distant supernova explosions. But some scientists warn that the most serious danger may be something far ...

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

For over six decades, the Search for Extraterrestrial Intelligence (SETI) has been tirelessly scanning the cosmos for signs of alien life. Despite its extensive efforts, the universe remains eerily ...

When/if alien life ever cruises toward Earth in big spaceships, we’re probably not just going to see it; we’re going to hear it via narrow radio signals. If an extraterrestrial civilization wanted to ...

Entertainment Space Movies & Shows 'We knew we had a lot to live up to': As 'Aliens' turns 40, we chat with the legendary VFX masters who created the Alien Queen (interview) By Jeff Spry Published ...