As Earth's largest carbon reservoir, the ocean locks carbon away from the atmosphere. However, scientists still struggle to measure and monitor exactly how much carbon is stored in the ocean, ...

You're by the water's edge, observing a turquoise lagoon, then a little further away, you see an almost black sea at the foot of a cliff. Why does the ocean take on such different hues, from ...

Trace metals such as iron or zinc that are stored in deep-sea sediments are lost forever to phytoplankton on the ocean surface. This is what geochemists believed for a long time about the cycle of ...

Trace metals such as iron or zinc that are stored in deep-sea sediments are lost forever to phytoplankton on the ocean surface. This is what geochemists believed for a long time about the cycle of ...

The deep sea provides food to many species in shallower waters, like the swordfish, which dives up to 1,200 meters to feed. Related We’re protecting the ocean wrong ...

The deep sea begins roughly 200 meters below the surface, at the depth where sunlight disappears. It makes up more than 90% of the ocean’s volume, yet most of what lies beneath remains a mystery.

The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making up more than 90% of the Earth’s marine environment, ...

President Donald Trump signed an executive order Thursday to promote mining of the deep-sea floor, a controversial way to get critical minerals that are used in a wide range of electronics and ...

There is currently no commercial deep-sea mining happening anywhere in the world, though companies have been pushing for years. They appear to have found a new champion in Trump.

Bizarre creatures like vampire squid and blobfish make their home in the dark, cold, depths of the deep sea, but most of this watery realm remains a complete mystery. That's because humans have ...