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.


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 »

The Ultimate Pacific Ocean Quiz

 The Ultimate Pacific Ocean Quiz

This Pacific Ocean quiz will test your knowledge of the world's biggest ocean. Test yourself with this Pacific Ocean quiz. See more »

The Ultimate Great Pacific Garbage Patch Quiz

 The Ultimate Great Pacific Garbage Patch Quiz

This Great Pacific Garbage Patch quiz will test your knowledge of this floating landfill. Test yourself with this Great Pacific Garbage Patch quiz. See more »

Is the Dead Sea really dead?

 Is the Dead Sea really dead?

The Dead Sea has a macabre name, but it's famous for incredibly high levels of salt. Read about the Dead Sea and just how salty the body of water is. See more »

Who owns the oceans?

 Who owns the oceans?

International water covers 71 percent of the Earth's surface and includes five oceans. Learn how international water is shared among all the nations. See more »

How can you make water invisible?

 How can you make water invisible?

Magicians say invisible water exists, and they often prove it by floating a small boat on thin air. Learn the magic behind the invisible water trick. See more »

How Wave Energy Works

 How Wave Energy Works

Wave energy could be used to create electricity, replacing the burning of fossil fuels. Find out more about wave energy and how it can be harnessed. See more »

How Hydrology Works

 How Hydrology Works

Hydrology is the study of the flow of water through the Earth's hydrologic cycle. Find out why hydrology is an important branch of science. See more »