Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

The knotty sea spider, Pycnogonum litorale, is not actually a spider, but it does represent a significant early branch in the genetic family tree that includes spiders, as well as scorpions, ticks and ...

One that caught attention from many was a type of sea mollusk that washed ashore on South Padre Island in late May.

A "strange" creature recorded in the deep waters off the coast of Japan represents an exceptionally rare kind of discovery. With a body shaped like Mount Fuji, the new-to-science sea anemone is not ...

Beachgoers on a popular stretch of U.S. coastline have been stopping in their tracks at the sight of translucent, blue and white blobs scattered along the high-tide line. The creatures look almost ...

The hoodwinker sunfish, or Mola tecta, can weigh as much as 4,400 pounds and can grow up to nine feet long "It was so enormous and so weird and gorgeous. It's like suddenly you're on another planet," ...