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Jellyfish are transparent and made up of 95 percent water, so you’d think there isn’t much to them. But you’d be wrong. Jellyfish are more complex than you’d think—and one of their most fascinating parts is their stinging cells.
Video

How Do Jellyfish Sting?

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A screenshot of the launch of the Raven Spirit canoe.
Video

The Official Canoe Launch

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Screenshot from "Climate Change and the Chesapeake Bay" of students wearing life jackets on a boat.
Video

Climate Change and the Chesapeake Bay

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A screenshot from video showing illustrations of ancient coral reefs.
Video

Coral Reefs Changing Over Time

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screenshot of ocean hall time lapse
Video

Time Lapse Construction of the Smithsonian's Sant Ocean Hall

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Thumbnail of Ocean Acidification scientist being interviewed.
Video

Studying Ocean Acidification with Natural Carbon Seeps

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Magnified jellyfish stingers.
Video

Slow Motion Jellyfish Sting

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Black and White photo of the Western Flyer on the ocean.
Video

Western Flyer: A New Chapter

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After the Japanese tsunami in 2011 over 280 Japanese species floated to the West Coast of the United States on marine debris. 
Video

Invasive Species Hitch a Ride on Tsunami Debris

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Screenshot from video showing hands of researcher wearing gloves and pipetting.
Video

A Microbial World

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Lionfish silhouetted against the sun.
Video

Combating the Invasive Lionfish—by Wearing Them

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a topographic map of Majuro
Video

Three Dimensional Map of Majuro

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