Red algae use structural color not just for looks but for protection. Reflective structures signal potential toxicity, ...

This magical Gulf Coast lagoon is the perfect Texas escape, boasting clear waters and abundant marine life to enjoy while ...

The big, blue jellyfish washing up on Florida beaches this week actually aren't jellyfish at all. Here's what to know about the Portuguese man o' war.

A coelacanth, known by some as the "dinosaur fish," was spotted in eastern Indonesia in a rare sighting of a species once ...

Researchers said they named the new species after Ivo Silva dos Santos, a “technical assistant in the Ichthyology Laboratory ...