Scientists at MIT have found compelling chemical evidence that Earth’s earliest animals were likely ancient sea sponges.

In July and August scientists onboard the Schmidt Ocean Institute’s research vessel Falkor (too) spotted the oddities through the eyes of an underwater robot as they explored the Mar del Plata Canyon.

A global study finds that everyday boat traffic can disrupt ocean animals like whales, sharks, and sea turtles - even without collisions.

Plastic waste releases a chemical that can confuse ocean animals, change hunting behavior, and disrupt marine food chains.

Quick Take Eastern Emerald Elysia rely on the algae Vaucheria litorea to complete its development. The sea slug retains ...

Sea Life Florida Aquarium is taking shape in Winter Haven, where it will be part of the Legoland Florida Resort. Beyond its walls and water, of course, will be the creatures calling the new attraction ...

Add Yahoo as a preferred source to see more of our stories on Google. An elephant seal pup curled up on a heating pad at the Marine Mammal Center on Tuesday morning, flashing large, shiny eyes at ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to change behavior—and the danger it poses. Rescuers capture a sick sea lion in ...