The world's oceans are big and dark and deep. They cover approximately 70% of the planet’s surface and contain a huge portion of Earth’s biodiversity. If you want to find some of the weirdest ...

In a groundbreaking scientific expedition, researchers have identified over 7,000 new microbial species thriving in the ...

A Chinese submersible has discovered thousands of worms and mollusks nearly 10 kilometers (six miles) below sea level in the Mariana Trench, the deepest colony of creatures ever observed, a study ...

Researchers have detected man-made mercury pollution at the bottom of the Mariana Trench—the deepest oceanic trench on the planet. A team of scientists identified methylmercury—a toxic form of mercury ...