Oceanography
Oceanography is the study of the oceans as ecological systems. In this section, learn about topics like currents, deep-sea research or how rogue waves work.
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What Exactly Is the Eye of the Sahara, aka the Richat Structure?
The Driest Place on Earth: Chile's Atacama Desert
10 Longest Rivers in the U.S.: From the Missouri to the Brazos
What Is the Smallest State in the USA? Looking at Area and Population
Venice Isn't Alone: 7 Sinking Cities Around the World
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Around 90 percent of an iceberg is under the water, but changing weight distribution caused by melting can make it flip.
The super-cool phenomenon of tidal bores happens in only a few places on the globe, and it takes a very specific set of conditions to occur.
By Mark Mancini
Climate change may be melting glaciers, but it's also reducing the oxygen of the world's oceans. Without oxygen, many marine organisms may no longer be able to survive.
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Underwater icicles, also called brinicles or sea stalactites, form when super-cold brine meets normal seawater. The sub-zero phenomenon can kill some sea life.
As global freshwater sources become scarcer, desalination plants play an increasingly pivotal role, transforming our vast oceans into drinkable reserves. Let's delve deeper into the mechanics of these vital facilities.
Anyone who's been to the ocean has probably seen the foamy white stuff that clings to the sand after a wave breaks and recedes, but what the heck causes that bubbly foam and is it dangerous?
If it looks like a party is on, maybe they'll come back. Playing the sounds of a noisy, healthy coral reef can attract important fish species to devastated reef habitats.
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It covers more than 30 percent of the planet, and is home to all kinds of sea creatures. What other facts make the Pacific Ocean so amazing?
By Mark Mancini & Yara Simón
NOAA's Argo program distributes floating observatories across the globe. Why? They collect data about the world's oceans that is critical to understanding the planet.
Square waves also called Cross-sea waves may looks super cool. But you never want to get caught up in the grid-patterned waves they generate.
EXXpedition founder Emily Penn will captain the 300, all-female crew in its first Round the World sailing voyage.
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According to Guinness World Records, the waves in Nazaré, Portugal, are the biggest ever surfed. Scientists attribute the massive waves to an underwater canyon, but how does it work?
By Dylan Ris
The ocean is so deep, it puts the height of Mount Everest to shame.
By Mark Mancini
You might be surprised at how little of the world's oceans scientists have investigated.
The oceans take up most of the surface area of our planet and remain mostly unexplored. But how many oceans are there?