Do you know which is the largest coral reef in the world? Explore why the Great Barrier Reef holds this title, along with its ...

Photographers capture mutant crayfish, cleaning fish, and synchronized whales in this year's top underwater contests.

Marine scientists compiling the most holistic “snapshot” of Thailand’s coral reefs to date have uncovered evidence of a long-suspected reality: Thailand’s coral reefs are losing structural complexity.

Australia is doing absolutely everything to protect its most iconic ecosystem — except, perhaps, the one thing that really ...

As coral restoration practitioners work to repair the Keys’ most treasured reef sites, a first-of-its-kind sea urchin release hopes to keep those reefs in tip-top shape for new corals to grow. On Jan.

The 2025 Ocean Art Photography Competition celebrates life beneath the surface, from intimate encounters to rare marine behaviors and striking flora and fauna.

An upside-down jellyfish drifts in a shallow lagoon, rhythmically contracting its translucent bell. By night that beat drops from roughly 36 pulses a minute to nearer 30, and the animal slips into a ...

Knowing past Wordle answers can help with today's game. Here's the full list so far.