Snaiad's strange creatures and ecosystems continue to evolve in one of speculative biology's most convincing alien worlds.

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.

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

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

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 ...

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

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 ...