Science
20 stories Updated for U.S. readers
Deep Sea Mining: Minerals, Technology and Environmental Questions
Deep sea guide based on NOAA and WHOI research.
Abyssal Zone Explained: Life on the Deep Ocean Floor
Deep sea guide based on NOAA and WHOI research.
Deep Sea Volcanoes: Underwater Eruptions, Seamounts and New Seafloor
Deep sea guide based on NOAA and WHOI research.
Deep Sea Explained: What the Deep Ocean Is and Why It Matters
Deep sea guide based on NOAA and WHOI research.
Deep Sea Latest News and Discoveries: What to Watch in 2026
A continuously updateable deep-sea news hub covering expeditions, discoveries, mapping and new research. NOAA's current 2026 exploration ...
Deep Sea Mysteries: What Scientists Still Do Not Know
The unanswered questions around biodiversity, behavior, chemistry, geology and unexplored habitats. NOAA says only a fraction of the ocea...
Deep Sea Expeditions 2026: NOAA Missions and What Scientists Are Exploring
A current guide to major deep-ocean exploration work and what expedition teams are measuring. NOAA's 2026 field program includes Pacific ...
Deep Sea Discoveries in 2026: New Habitats, Animals and Ocean Data
A current 2026 snapshot of what ocean explorers are still finding in the deep. NOAA's 2026 field season includes Pacific and other expedi...
Deep Sea Mapping: How Scientists Map the Ocean Floor
Multibeam sonar, bathymetry, ROV validation and the modern push to map the seafloor. NOAA uses multibeam sonar and underwater vehicles to...
Deep Sea Exploration Technology: ROVs, AUVs and Submersibles
How modern robots and crewed vehicles make extreme depths accessible to scientists. WHOI describes Alvin as a human-occupied vehicle rate...
Deep Sea Food Chain: How Life Gets Energy Without Sunlight
Marine snow, scavengers, predators and chemosynthetic ecosystems. Much of the deep ocean receives organic material sinking from upper wat...
Midnight Zone: What Lives Below 1,000 Meters?
The permanently dark ocean below the twilight zone and its unusual adaptations. NOAA describes waters below about 1,000 meters as complet...
Deep Sea Corals: Why Cold-Water Corals Matter
Deep-water coral communities, habitat formation and why they are important. NOAA Ocean Exploration reports that more than half of known c...
Hydrothermal Vents: How Life Thrives Without Sunlight
Black smokers, chemosynthesis and the unusual ecosystems around seafloor vents. Hydrothermal vents form where seawater circulates through...
Deep Sea Pressure: How Much Pressure Is at Ocean Depth?
Why pressure rises rapidly with depth and how deep-sea organisms cope. NOAA notes that pressure increases by about one atmosphere for eve...
Bioluminescence in the Deep Sea: Why Ocean Animals Glow
The chemistry and survival uses behind living light in the deep ocean. NOAA explains that bioluminescence is light produced through a che...
Deep Sea Creatures: Animals That Live in the Dark Ocean
How fish, jellyfish, squid, octopuses, corals and other organisms survive without sunlight. NOAA Fisheries notes that many marine species...
Mariana Trench and Challenger Deep: What Scientists Know
The geology, depth, habitats and exploration history of the Mariana Trench. The Mariana Trench lies in the western Pacific. Its Challenge...
How Deep Is the Ocean? Average Depth, Deepest Point and Challenger Deep
A search-friendly guide to ocean depth measurements and the deepest known point. NOAA lists the average ocean depth at about 3,682 meters...
Deep Sea Zones Explained: Twilight, Midnight, Abyssal and Hadal
How ocean depth and light create distinct ecological zones. The twilight zone is commonly placed around 200–1,000 meters, while the midni...