The only Star Trek race more popular than the Vulcans are Klingons. These five characters showcase the best reasons why these hot-blooded warriors are beloved.

There are very few sci-fi creatures more powerful than the Xenomorph. The many different iterations of the species that the movies have introduced over the years have many different capabilities, ...

In 2006, hunters in the Canadian Arctic believed they had found an ordinary polar bear. DNA testing revealed something far stranger: the world's first confirmed wild polar bear–grizzly hybrid. Since ...