The White House has not given any official explanation for the posts, and the internet is in a tizzy trying to decipher it.

The Deathwatch, known for their vigilance against aliens, humorously 'greets' a newly discovered peaceful alien race in this Warhammer 40k parody.

Scientists may have detected one of the most intriguing signs of possible alien life yet — on a distant ocean world 124 light ...

Starseeds say they’re not from this planet. Online, they’re sharing mythologies and rituals that, for some, are taking on the ...

Two archaeologists explore the enduring myth that extraterrestrials contributed to the various ancient cultures around the ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before ...

Some exoplanets, especially those orbiting cooler red dwarfs, might host purple plant life rather than the green-hue ...

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

Trump announced that the U.S. would contribute $10 billion to the Board of Peace, an amount he said was small "compared to the cost of war." Coverage of this live blog has ended. For the latest news, ...

Martin Scorsese, haunted for nearly seven years by comments likening Marvel movies to “theme parks,” has found common ground with Guys Who Take Their Popcorn Movies Extremely Seriously by securing a ...

After setting social media abuzz by saying on a podcast over the weekend that aliens were real, former President Barack Obama said he didn't see evidence that aliens "have made contact with us." ...