Over 40 percent of extant large freshwater animals (megafauna), including carp, salmonids, crocodilians, turtles, beavers, and hippopotamuses, have ...

It's a bad time to belong to one of Star Trek's most iconic species. Since its inception in the 1960s, alien races have been integral to the Star Trek formula. It's difficult to seek out new life and ...

Naohisa Okuda, head of the Nature Conservation Bureau at the Ministry of the Environment, explains about Japan's new regulations on alien species, with his face painted like a red-eared slider turtle, ...

IWAKI, Fukushima Prefecture—A weed described as “the worst alien species on the planet” has been discovered for the first time in the northeastern Tohoku region, alarming local farmers and officials.

Known as the ``hammerhead worm'' because its head resembles a hammer, it is believed to have originally inhabited Southeast Asia and was introduced to the United States in the early 1900s with the ...

Some science fiction creators go far beyond simple alien designs. In this video we explore one of the most detailed alien species concepts ever imagined. Its biology, behavior, and evolution are all ...

King Killer.