In a recent two-week voyage through the southern Atlantic, scientists uncovered an astonishing array of 31 previously unknown marine creatures living in the shadowy waters off Brazil.

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.

Marine life is indeed extremely interesting and unusual. Nevertheless, some animals in the oceans look really weird and almost alien. The octopus is one of such animals because it has eight appendages ...

The ocean covers more than 70% of our planet’s surface, yet we’ve explored less than 5% of it. Below the sunlit waves lies an alien world of crushing pressure, eternal darkness, and bone-chilling cold ...