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A shark tooth embedded in a bone
Article

What the Megalodon Left Behind

The largest shark ever to exist on this planet, Carcharocles megalodon, could grow...
July 2018
A walrus sits on top of ice.
Article

The Cultural Icescapes of the Arctic

Sea ice is typically viewed as the domain of physical and natural scientists, the...
March 2014
A scalloped hammerhead (Sphyrna lewini) at Isla del Coco, Costa Rica.
Personal Perspectives

Do Sharks Smell in Stereo?

Animals, on land and in the ocean, live in a 3-D world, and they depend on their...
November 2010
A narwhal breaches the surface, its tusk pointed to the sky
Article

Why a Tusk? The real-life unicorns of the sea and the tusks that make them famous

In the frigid Arctic Ocean, a mysterious toothed whale—the narwhal— resides...
August 2017
An underwater blizzard of oil, marine microbes, "sea snot", and algae.
Personal Perspectives

Five Questions with Uta Passow, How An Oil Spill Affects the Movement of Carbon In the Ocean

There are millions of tiny drifting plants in the sunlit ocean, called...
March 2015
Alexis Temkin stands in marsh grass holding a reptile.
Personal Perspectives

Five Questions With Alexis Temkin, Searching For Links Between Deepwater Horizon & Human Health

We all know to avoid touching or eating oil (the fossil fuel variety that is)....
March 2015
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
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  • Ocean Life
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    • Microbes
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    • Deep Sea
    • Coasts & Shallow Water
    • Poles
    • Census of Marine Life
  • Planet Ocean
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    • Waves, Storms & Tsunamis
    • The Seafloor
    • Temperature & Chemistry
  • Through Time
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