If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

CISA routinely registers domains on behalf of government entities, sometimes as a precautionary measure to prevent misuse or ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Breaking space news, the latest updates on rocket launches, skywatching events and more! You are now subscribed Your ...

In San Francisco, some passengers of autonomous taxis have experienced an unexpected hazard: being stuck in the vehicles when the cars are assaulted.

At the keynote panel at SXSW, Steven Spielberg revealed his beliefs that "we are not alone here on Earth right now." ...

CNN.com does not accept pop-up advertising on its home page, nor on the main and story pages in World, U.S., Politics, Law, Education, Special Reports and CNN TV show sections. Pop-up ads are only ...

In the Mojave Desert near Joshua Tree sits Giant Rock, one of the largest freestanding boulders in North America. But the ...

Print is not dead – and there’s at least one operation in Hong Kong actively working to keep the treasured medium alive. Hot ...

A "historically anchored" Roswell movie is coming, while filmmakers ranging from Steven Spielberg to Joseph Kosinski tout ...

The UFO Watchtower in Center, Colorado, is exactly that kind of place, a delightfully bizarre roadside attraction that takes alien-watching seriously while somehow managing to be completely ...