About 500 million years ago, not a single creature had a skull. Over time, these bony plates evolved into the structural marvels that vertebrates—animals with spinal cords, aka you, me, and your pug, ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

From a jellyfish that cheats death to a tiny indestructible animal that can survive the vacuum of space, Earth is home to some creatures so biologically bizarre they seem like they shouldn't belong he ...

When most people imagine a bird, they picture an animal with feathers, wings, and a beak perched on a tree branch. However, ...

Biological invasions occur when organisms such as animals and plants are introduced by people to regions of the world where they do not naturally occur. In these new locations, these organisms are ...

Add Yahoo as a preferred source to see more of our stories on Google. You’ve probably heard the theory before – it’s that the octopus is not from earth. They’re aliens. They are so different from ...

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 so-called ticks are not the only extraterrestrial bugs appearing on Alien: Earth. We’ve also got a nest of flies, which seems to live inside a hornet’s nest from our own world. We don’t know much ...