Oceans

Why the Moon Causes the Tides

The Moon's gravity raises the ocean tides—but the explanation is subtler than it seems. Explore the real science of why the tides rise and fall.

Deep-Sea Bioluminescence: The Living Light of the Abyss

In the lightless deep ocean, most animals make their own light. Explore bioluminescence and the many ways living organisms turn chemistry into glow.

Antifreeze Proteins: How Polar Fish Survive Frozen Seas

In waters cold enough to freeze their blood, polar fish thrive. Explore antifreeze proteins and the elegant molecular trick that keeps them alive.

The Biology of Coral Bleaching: A Partnership Under Stress

Coral bleaching is the visible collapse of an ancient partnership. Explore the symbiosis behind a coral reef and what happens when rising heat breaks it.

The Biology of the Abalone Shell: Nacre Architecture

Why is an Abalone shell 3,000 times tougher than its ingredients? Discover Nacre and the 'Brick and Mortar' architecture of biological toughness.

The Biology of the Albatross: Dynamic Soaring

How does a bird fly 10,000 miles without flapping its wings? Discover the Wandering Albatross and the extreme physics of Dynamic Soaring.

The Biology of Ambergris: Sperm Whale Gut Chemistry

Why is whale vomit worth $10,000 a pound? Discover the biology of Ambergris and the chemical transformation of squid beaks in the Sperm Whale's gut.

The Biology of the Blue Whale Heart: 600 Pounds of Power

Meet the largest heart on Earth. Discover the Blue Whale and the extreme biology of pumping 60 gallons of blood per beat.

The Biology of the Blue Whale Song: Low-Frequency Resonance

How does a song travel across an entire ocean? Discover the Blue Whale and the extreme biology of Low-Frequency Resonance.

The Biology of the Chiton: Magnetite Teeth

Meet the animal that grows iron teeth. Discover the Chiton and the extreme material science of its 8-plate armor and magnetic mouth.

The Biology of the Clam Foot: Hydraulic Burrowing

How does a shell 'dig' through solid sand? Discover the Clam and the extreme biological hydraulics of its anchor-and-pull movement.

The Biology of the Cleaner Wrasse Imposter: The Sabre-Tooth Blenny

Meet the con-artist of the reef. Discover the Sabre-Toothed Blenny and the aggressive mimicry of the 'Free Spa' service.