There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.

The beauty of the Museum of Jurassic Technology is that it doesn’t wink at you. It doesn’t let you in on the joke—if there even is one. It presents everything with the same deadpan seriousness, ...

After setting social media abuzz by saying aliens were real, former President Barack Obama said he didn't see evidence that ...

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend ...

President Donald Trump criticized Barack Obama for his comments on aliens. Then, he said we should release more files. Joe Biden signed disclosure bill.

Can NASA and Elon Musk get us to Mars and beyond?

For over half a century, we've searched for radio signals from extraterrestrial civilizations. But it's, been, well, a little quiet. Are they ignoring us? Or have aliens already made contact without ...

US President Donald Trump said on Thursday he is ordering federal agencies to begin “identifying and releasing” government ...

Add Yahoo as a preferred source to see more of our stories on Google. TV has taught us many important lessons about aliens. They are either here to observe us, replace us, eat our cats, or gently ...

The Kardashev Scale ranks civilizations by how much energy they can control, from planetary to galactic and beyond. As the scale rises, technology begins to resemble something closer to gods than ...