When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

A forgotten science-fiction miniseries from 2015 adapted one of Arthur C. Clarke's very best books in just three episodes.

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Looking up reveals nature’s skylight, framing Arizona blue against fiery red stone in perfect composition. Photo credit: ...

The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

Space: 1999 may have offered audiences a glimpse into the future, but its premise was rooted in the past — specifically, in a ...

When people think of Gene Roddenberry, they usually think of Star Trek, which is understandable considering that the ...

Extraterrestrial visitors are not only already here – they are landing in a top secret “alien airport” hidden away in the ...