A “new species” of ancient alien-like creatures with “wings or fins” who walked around the Earth more than 1,000 years ago has been discovered, according to a pair of documentarians.

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

YOU’D be forgiven for thinking that tardigrades, also known as water bears, are aliens on Earth. The microscopic creatures are so bizarre that they’ve left some scientists wondering if they arrived ...

A bizarre marine creature that recently washed up on a Californian beach has sparked fear and fascination among internet users. The odd-looking sea animal was discovered last weekend by an ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Unlike our 24-hour circadian rhythms, aliens may need a different cycle to regulate alertness, appetite, and more SLEEPLESS aliens may be living on distant exoplanets with no daylight or seasons. The ...

A journey through Phtanum B explores its strange creatures, environments and believable worldbuilding.

The Xenomorph is spending this summer on Earth, and humanity will be hard-pressed to make it out alive. Today, FX and Hulu unveiled the first proper trailer for Alien: Earth, the new Alien prequel ...

A mysterious "alien-like" creature with four limbs and a "reptile" skull has washed up on a beach in Australia. Queensland man Alex Tan was stunned to come across the remains while walking on ...

While filming “Alien: Romulus,” Cailee Spaeny didn’t have to dig too deep to muster up sheer terror. She was often facing off against real creatures on set ...