Transcript -- Magma, pressure and gas bubbles

Intro to album, as per album description.

Transcript -- Intro to album, as per album description.

The Open University's Glynda Easterbrook visit's Giant's Causeway, a rock formation which is the result of a volcanic eruption and Northern Ireland's most popular tourist attraction.

Transcript -- The Open University's Glynda Easterbrook visit's Giant's Causeway, a rock formation which is the result of a volcanic eruption and Northern Ireland's most popular tourist attraction.

What is an interbasaltic horizon? Geologist Tony Lee investigates this fascinating geological feature.

Transcript -- What is an interbasaltic horizon? Geologist Tony Lee investigates this fascinating geological feature.

What are the similarities between a volcano and a bottle of cola? This simple experiment explains all

Transcript -- What are the similarities between a volcano and a bottle of cola? This simple experiment explains all

Explore the variety of rock types in this geological excursion along the Causeway Coast.

Transcript -- Explore the variety of rock types in this geological excursion along the Causeway Coast.