Trump’s directive signals a new chapter in Washington’s long-running dance with the unknown.

Bring up aliens and a lot of people will scoff. But not everyone is laughing. Around the turn of the century, 3.8 million ...

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

They are real, but I havent seen them, the former president said.