A Catalyst article about ice cores from Antarctica which contain air bubbles which record the changing atmosphere. The Antarctic ice sheet is over 3 kilometres thick; ice cores enable scientists to sample each year of snow fall in sequence. This evidence is vital in understanding how the climate is changing. The...

This Catalyst article investigates possible careers in astronomy and space science. It provides some information on a number of academic courses leading to an exciting career in astronomy; the article also lists places to visit for those with general interest in astronomy.

This article is from Catalyst: GCSE...

A Catalyst article about using an AFM to image surfaces. The article comprises an annotated diagram of the microscope.

This article is from Catalyst: GCSE Science Review 2005, Volume 16, Issue 2.

Catalyst is a science magazine for students...

A Catalyst article about Darwin's travels on the Beagle which gave him ideas about evolution. Darwin spent almost five years on board HMS Beagle as it sailed around the world. The purpose of the voyage was to map navigation channels around the coast of South America. Darwin was the ship’s naturalist and companion...

This Catalyst article describes how, as two tectonic plates separate, wide fissures appear in the ground in northern Ethiopia. Eventually a new ocean will form in the area affected. The Earth’s surface is not stable or permanent. The tectonic plates that form our planet’s outer crust are constantly moving around,...

A Catalyst article about carbon dioxide which can be used as a solvent in industry, or as a regulator of blood pH. This article looks at some other uses of carbon dioxide and considers its importance in global warming. It also explains how the greenhouse effect is a natural part of the operation of the Earth's...

A Catalyst article explaining how scientists with qualifications in ecology and environmental science play an increasingly important role in assessing the human impact on the Earth. Ecology is the branch of biology that looks at how organisms, plants and animals, depend on each other and their surroundings. It also...

This issue of Catalyst includes the following articles:

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This issue of Catalyst includes the following articles:

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This issue of Catalyst includes the following articles:

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This issue of Catalyst includes the following articles:

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This issue of Catalyst includes the following articles:

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This issue of Catalyst contains the following articles: 

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A Catalyst article about the sudden onset of an ice age and whether it is a scientific likelihood. Looking at evaporation, greenhouse gases and thermohaline circulation in the world's ocean currents the article explores likely scenarios for a major drop in temperature.

This article is from Catalyst: GCSE...

A Catalyst article examining what causes breaking waves to leave foam on the beaches. The article explores the human impact on the environment and the changes in the growth of algae in the seas.

This article is from Catalyst: GCSE Science Review 2005, Volume 16, Issue 1.

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