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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 from the beginning of the video "Facing Climate Change: Oyster Farmers"
Video

Facing Climate Change: Oyster Farmers

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A screenshot from the video showing a translucent jellyfish in deepwater.
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Blackwater Drifting

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A screenshot from the video showing a small anemone through a microscope.
Video

Anemone Feeding Time

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A screenshot from the video showing a fiddler crab with a large claw.
Video

Claws Out: Fiddler Crabs Do Battle

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A screenshot from video of a lobster.
Video

A Rainbow of Colorful Lobsters

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A screenshot from the video with oyster farmers in water.
Video

Farming Oysters Despite Acidic Seas

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A screenshot from the video of colorful corals.
Video

Slow Life: Time-Lapse on the Coral Reef

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A screenshot from the video showing a giant barrel sponge.
Video

What Makes Sponges Grow?

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A longshoreman standing in front of a large pile of oyster shells on waterfront pier in Atlantic City in 1910.
Photo

Counting Mountains of Oysters

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Giant clams are one of the many wonders of coral reefs. They can grow up to five feet wide, weigh over 400 pounds, and live for 100 years!
Photo

Restocking Giant Clams

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Two new species of sea stars were discovered in the deep sea: Paulasterias tyleri (on the left) in a North Pacific hydrothermal vent community, and Paulasterias mcclaini (on the right) in the deep sea off the coast of Antarctica.
Article

The Discovery of Two Extreme Sea Stars

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