Some "Star Trek" aliens measure life in centuries or even millennia. Meet the remarkably long-lived species scattered across ...

He entered the murky pond knowing a hidden stingray could drive its barb into his leg at any moment. While strange creatures repeatedly slammed into his boots, he continued sweeping the bottom with ...

Lurking in oceans from the tropics to the Arctic, a tiny transparent creature with barrel-shaped body and visible orange ...

The Mediterranean Sea has seen a surge in non-indigenous species, now exceeding 1,000, driven by climate change and easier ...

The Alien franchise is filled with amazing and terrifying science fiction creatures, each lethal in their own way but these ...

What's the deal with Trill in the Star Trek franchise? Here's everything you need to know about the unusual alien species.

As they drift, sea salps function like living filters. A-Z Animals explained that they pull in surrounding water, send it ...

John Sugar finally gets the answers about his species’ past on planet Earth in a shocking revelation in Sugar season 2 ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. But so far there is no trace ...

One surprise find was a new species of a clear jellyfish-related animal called the Erenna siphonophore. The animal was found about 6,500 feet below the surface of the ocean. The different species of ...

Vulcans have been a core part of "Star Trek" since the beginning, and for good reason. The pointy-eared logic-loving aliens ...

The economic ramifications of the closure of the Strait of Hormuz are much discussed. But so far, the risk of ecological ...