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Map of Shark Protections Through Time

Sharks face many threats from people, including extreme overfishing driven by high...

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Backbone of Biodiversity at Risk

The International Union for the Conservation of Nature (IUCN) maintains the...

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Ancient Giant Megatooth Shark

A scientific illustration of the most powerful fish of its time, Carcharocles...

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Illustration of Helicoprion

This illustration shows one old idea of what the ancient shark Helicoprion might...

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Shark Senses

Sharks have six highly refined senses: smell, hearing, touch, taste, sight, and...

Personal Perspectives

The Big Five of the Ocean: Exploring the Waters of East Africa

When we think "Africa," we think of the "Big Five"—lions, elephants, leopards,...

Article

Tagging and Tracking Animals Underwater

How do we know where ocean animals swim day and night? Scientists are getting...

The State of Sharks, 40 Years After Jaws

by Nancy Knowlton and Wendy Benchley This year marks the 40th anniversary...

Shark Snapshot - Saving sharks with an underwater photoshoot

Sharks make headlines, but we don’t actually know a whole lot about...

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Citizens of the High Seas

In a world where land is partitioned into countries with defined borders, the ocean...