Explorers know that the Earth’s oceans are vast, covering about 71% of the surface of the globe. According to a new study, just 0.001% of the deep seafloor has been visually observed. The deep ocean ...

What's at the bottom of the Mariana Trench, and how do we know? How deep does the ocean go? We'll answer these questions and ...

Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with ...

Marine researchers exploring extreme depths say they have discovered an astonishing deep-sea ecosystem of chemosynthetic life that’s fueled by gases escaping from fractures in the ocean bed. The ...

Despite the deep ocean floor coating some 66% of our planet's surface, we haven't explored 99.999% of it, study finds. When you purchase through links on our site, we may earn an affiliate commission.

A new study could change the way scientists view microbial processes in the deep ocean. The unexpected findings expand our understanding of the impacts of climate change, including how and where the ...

The deep sea, which encompasses waters deeper than 660 feet (200 meters), is home to alien-like creatures, but we know far more about these inky depths than people think, ocean explorer Jon Copley ...