The Goblin shark has survived nearly unchanged since ancient oceans, earning its reputation as a true living fossil. This video walks through its discovery, its transparent skin that reveals blood ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.

Fossils from Qatar have revealed a small, newly identified sea cow species that lived in the Arabian Gulf more than 20 ...

Send items for this column to Joyce Spencer, 817 Main St., Barboursville, WV 25504; email [email protected]; or fax ...

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers. This is shown by new research based on analyses of a mosasaur tooth found in ...

A 430-million-year-old fossil reveals that the first leeches were ocean predators, not bloodsuckers. The discovery radically shifts the timeline of leech evolution by more than 200 million years.

Scientists discovered a brand-new species of sea anemone, and it's got a special relationship with a common crab.

Tropical storms pummeled the land and ravaged ecosystems. Powerful floods engulfed streets and left cars stuck in mud. And ...

The preeminent wildlife photography competition for wacky and whimsical animals announced its winners and the results don’t ...

The rare creature, called Haliphron atlanticus, was seen by the Monterey Bay Aquarium Research Institute’s biodiversity and biooptics team on Nov. 6, the institute confirmed to SFGATE via email. Prior ...

The lagoon in the Bahamas has bioluminescence, octopus, the highest concentration of lined seahorses in the world.

As demand for cobalt, nickel, and other critical minerals surges, governments and companies are eyeing the deep ocean floor.