Holden will also provide live narration when the expedition sends remotely operated vehicles to the ocean floor -- anywhere from 4,000 to 6,000 meters deep -- to collect samples of materials like ...

This previously unknown symbiotic relationship helps keep methane—a major greenhouse gas—trapped in the ocean.

Only about 20% of the ocean’s depths has been mapped by humans. Here’s what we do — and don’t — know about the deep seas and why studying them is so precarious.

Aquanauts could live on the ocean floor for days or weeks at a time. It housed more than 700 scientists on more than 85 missions. It operated between 1970 and 1985 and is now on display at NOAA ...

Many maps of the ocean floor are decades old. ... live in the capital of South Tawara: a 17 sq km (6.5 sq mile) crescent-shaped atoll with a population density equal to Tokyo.

Some environmental groups say ocean floor mining could have catastrophic consequences. Others say it's a part of Earth's green energy transition. Hotspots ranked Start the day smarter ☀️ ...

In 2026, a crew of six fully-trained aquanauts will be deployed to a new oceanic habitat system – beginning what promises to be the era of humanity's continuous presence underwater.

The minerals that are being targeted form a critical part of the sea floor, and the sea floor is what life attaches to in the ...

Researchers say the polymetallic nodules that mining companies hope to harvest from the deep-ocean seafloor may be a source of oxygen for the animals, plants and bacteria that live there. This ...