The good-ish news for any water-loving arachnophobes out there is that diving bell spiders are at least quite small, measuring between 8 to 15 millimeters (0.3 to 0.6 inches) in length, so could be ...

A mysterious creature emerges from the depths, leaving viewers questioning whether sea monsters really exist. Dive into this astonishing footage and decide for yourself myth or marine marvel?

This swimming sea cucumber looks like a chicken carcass, eats poop floating in the water and uses defecation as a means of ...

A fossil found in southwest Germany in 1978 has been deemed to represent a new species of marine reptile known as a plesiosaur.