The most beloved beings from strange new worlds.

These creatures are so fragile that the moment they are pulled out from the water, they collapse and disappear.

Thai wildlife authorities garnered attention online after posting images of a rare, purple-shelled crab. The crab is known locally as the princess crab in a nod to Maha Chakri Sirindhorn, Thailand's ...

More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

Alien: Earth showrunner Noah Hawley clearly didn’t think the franchise was doing enough with the implications of its title. Ridley Scott’s Alien (1979) imagined the kind of nightmare lifeforms that ...

The sea is dark and full of terrors. There may or may not be water on Mars, but there are apparently Martians in the water. A fisherman is making waves after sharing footage of a bizarre, mystery sea ...

The natural world is home to some truly bizarre creatures, so strange yet fascinating that they seem more alien than Earth-born. Some are extremely rare, glimpsed only a handful of times due to ...

Astronomers have been scanning the skies for alien radio signals for decades, but so far they’ve heard nary a peep (with one possible exception). But according to a recent study, that could be because ...