Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

Doctors initally struggled to identify what was causing Bill Lankford's symptoms so he had to undergo several medical tests ...

We're still in the definition phase of the Habitable Worlds Observatory (HWO), but it seems like every week a new research ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Steven Spielberg returns to one of his favorite subjects in "Disclosure Day," but there are lot of things in the sci-fi ...

The term "alien" is not a slur invented for rhetorical effect, nor is it meant to describe one's value as a human being. It ...

As Steven Spielberg's alien conspiracy thriller "Disclosure Day" heads to theaters, Space.com talks to the astronomer who has ...

When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO conspiracy theorists wondered whether they might finally get answers they’d long awaited. But coming on the ...

The White House launched a website teasing new information on extraterrestrials this week, but it actually delivers immigrant ...

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...