Like HowStuffWorks on Facebook!

Science | Environmental Science | 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.

Featured
How Rogue Waves Work

Also known as "freak waves," these colossal walls of water have been alleged to be in the range of 100 feet or more. Learn what separates rogue waves from other large waves, what causes them and find out about some of the better-known rogue wave incidents.


Global Geography: Great Rivers of the World Quiz

 Global Geography: Great Rivers of the World Quiz

How much do you know about the great rivers of the world? Test your geography knowledge with this quiz at HowStuffWorks. See more »

The Ultimate Oceanography Quiz

 The Ultimate Oceanography Quiz

Most of our planet is covered by oceans, parts of which we have yet to explore. Prove your oceanography knowledge with this quiz at HowStuffWorks. See more »

How Volcano Vent Tubeworms Work

 How Volcano Vent Tubeworms Work

Volcano vent tubeworms aren't antisocial; they just prefer an environment that's a little different from us. Learn more about volcano vent tubeworms. See more »

Why is seawater salty?

 Why is seawater salty?

Although it rains fresh water, the oceans are full of salt water. Find out why seawater is salty at HowStuffWorks. See more »

Do we really know more about space than the deep ocean?

 Do we really know more about space than the deep ocean?

While space may be the final frontier, the ocean may be the greater mystery. Learn deep ocean exploration. See more »

What is the Baltic Sea anomaly?

 What is the Baltic Sea anomaly?

Is the Baltic Sea anomaly worth the hype or just a big old dud? Learn about the Baltic Sea anomaly at HowStuffWorks. See more »

Could Earth ever get a new ocean?

 Could Earth ever get a new ocean?

Could Earth ever get a new ocean? It isn't outside the realm of possibility. Find out why at HowStuffWorks. See more »

10 Treasures We’ll Lose as Sea Levels Rise

 10 Treasures We’ll Lose as Sea Levels Rise

Here are 10 of the most notable spots potentially endangered by rising sea levels from HowStuffWorks. See more »

 Keep Your Junk out of the Pacific Ocean Trash Vortex

The Pacific Ocean trash vortex is explained in this article. Learn about the Pacific Ocean trash vortex. See more »

What is the "milky sea" phenomenon?

 What is the "milky sea" phenomenon?

The "milky sea" is a term for a bacteria phenomenon in the ocean. Learn about the milky sea in this article from HowStuffWorks. See more »