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 Rip Currents Work

Rip currents are the number-one concern for beach lifeguards: About 80 percent of all beach rescues are related to rip currents. Learn what they are and what you should do if you get caught in one.


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 »

How does desalination work?

 How does desalination work?

Desalination is the process of removing salt from water. Learn about desalination in this article from HowStuffWorks. See more »

How Desalination Works

 How Desalination Works

Desalination is the process of removing the salt from seawater, which turns the water into fresh drinking water. Learn about desalination. See more »