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Why Did Megalodon Go Extinct?

YouthAnimalsHistoryScienceEvolutionOcean
Dive into the ocean’s depths to see how the gigantic megalodon ruled the seas, and find out what caused its extinction.

What Is Ocean Stratification?

YouthEnvironmentNatureScienceOcean
The ocean has layers that mix—sometimes. What are the layers made of? And why is it bad news when they don’t?

What Is A Blue Hole?

YouthSpaceScienceNatureOcean
Shark Week expert Luke Tipple explains the natural phenomenon of marine sinkholes.

Oceans (Full Episode) | Hostile Planet

AdultsAnimalsLifeNatureOceanWildlife
Dive beneath the surface of Earth’s oceans to discover animals as they fight to adapt.

Oceans Of The World

KidsWorldEducationOcean
Learn all about the 5 oceans of the world.

How To Hear Halfway Around The World

AdultsEducationHumanScienceNatureOcean
Sounds in the ocean can travel more than 10,000 miles - that's halfway around the world! Here's how.