overview

Deep-sea Corals

It may be the last place you’d expect to find corals—up to 6,000 m (20,000 ft)...

Photo

An Underwater Volcanic Eruption

A volcanic eruption of superheated magma (some 2,200 degrees Fahrenheit) from the...

Photo

Superheated Magma Underwater

Superheated magma, about 2,200 degrees Fahrenheit, glows orange as it slowly leaks...

Lesson Plan

Where There’s Smoke…

Students explain how fundamental relationships between melting and boiling points,...

Article

The Mystery of an Underwater Volcano

Three thousand feet (900 meters) beneath the sea surface, in the middle of the...