"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Kellin? There's no one here by that name.

Claims that the Nazca mummies represent a new alien species originate from a self-published paper by a retired paleontologist ...

Besides the original cult hit film, the sci-fi franchise Alien Nation also encompasses a TV series and several TV movies ...

Players who enjoy co-op horror games like Lethal Company should check out this new Steam title, which also gives off strong ...

Pest control experts are warning the public about a newly discovered invasive coin-marked snake species in Malta that could ...

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...

That is the key message from a new video, which will be compulsory viewing for the country's 6 million international arrivals ...

There's the invasion by a warlike species, there's the highly evolved species trying to communicate with our primitive ...

Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 ...

Sigourney Weaver stood up to James Cameron on the 'Aliens' set when he was yelling at a young female actor who was struggling ...

New species are being discovered faster than ever before — at a rate of more than 16,000 every year, suggests a new study.