About 360 million years ago, a huge armored fish patrolled a shallow sea that once covered what is now Cleveland. This animal, known as Dunkleosteus terrelli, has long held a place among the most ...

In an environment as vast and extreme as the world’s oceans, survival of the fittest takes on new meaning. That’s probably why cooperation is the name of the game for many of the more vulnerable ...

Trawlers off Taiwan caught a deep-sea predator with “very large” eyes and discovered a new species, a study said. Getty Images/iStockphoto Around an island off mainland Taiwan, shrimp trawlers hauled ...

In Earth’s deepest waters, survival depends on aggression, stealth, and biology built for killing in darkness. This video counts down nine of the creepiest deep sea creatures, revealing how their ...

The Loggerhead Marinelife Center in Juno Beach, Fla., announced that it released a loggerhead sea turtle named Pyari, who lost a left fin, into the ocean Experts said they believe she had an encounter ...

The rush to mine the deep ocean is no longer a distant possibility. It’s here, thanks to global demand for minerals like cobalt and nickel rising, meaning governments and corporations are eyeing the ...