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Waves crash on a rocky shore.

Article

Currents, Waves, and Tides: The Ocean in Motion

At the entrance of most beaches, there is a bulletin board with notices about water...

November 2013

The robotic underwater glider Scarlet Knight crossed the Atlantic over the course of several months in 2009.

Article

Underwater Robots Explore the Ocean

Glider Technology Now Used to Study Oil Spill in Gulf of Mexico The first...

October 2010

The currents of the North Pacific gyre collect trash—mostly bits of microscopic plastic—into what are known as "garbage patches."

Article

Ocean Trash Plaguing Our Sea

Garbage patches in the ocean aren't piled-up islands of trash and debris, as is the...

September 2011