This Catalyst article takes a look at the great variety of biology-related courses in universities. There are over 1,400 different university biology courses, choosing the right one for the individual student requires care. The article includes case studies about past students and the careers they have been able to...

This Catalyst article investigates the healing of the ozone layer. The ozone layer in the upper atmosphere was damaged by CFCs, used in refrigeration. A ban on their use has allowed the layer to start recovering.

This article is from Catalyst: Secondary Science Review 2016, Volume 27, Issue 1.

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In this resource pupils will examine and compare different kinds of rocks and learn that all rocks are made from a mixture of minerals. They will discover that igneous, sedimentary and metamorphic rocks are the three main types of rock which are formed in different ways and their different properties mean they can...

This Catalyst article looks at X-ray free electron lasers that generate intense beams of X-rays and are used to reveal the structure of complex molecules.

This article is from Catalyst: Secondary Science Review 2016, Volume 27, Issue 2.

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This Catalyst article focuses on the Gorteria, a South African daisy which shows great variation in its flowers. It attracts bee flies to pollinate it. It has been used to test theories of evolution.

This article is from Catalyst: Secondary Science Review 2016, Volume 27, Issue 2.

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A Catalyst article about the study of electrical activity of the brain during sleep. The article looks at brain waves, REM (Rapid Eye Movement) and the effects of sleep deprivation.

This article is from Catalyst: Secondary Science Review 2008, Volume 18, Issue 4.

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This Catalyst article investigates tokamaks. A 'tokamak' is a device for generating high-temperature plasma in which nuclear fusion can occur; this may form the basis of a new generation of power stations.

The article is from Catalyst: Secondary Science Review 2015, Volume 26, Issue 1.

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This article discusses how toxic gases gases can be useful in medicine, carbon monoxide is a poisonous gas but it can also help to treat some diseases.

The article is from Catalyst: Secondary Science Review 2015, Volume 25, Issue 4.

Catalyst...

A Catalyst article about wood as a renewable source of energy. Wood and biomass products could be used to generate electricity in the UK, and the article looks at the advantages and disadvantages of doing this and the technologies such energy generation would require.

This article is from Catalyst: GCSE...

A Catalyst article describing how to make a spectrometer to analyse light by using a CD to split the light and some other household items for the rest of the equipment.

This article is from Catalyst: Secondary Science Review 2011, Volume 21, Issue 4.

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In Unit 5 of the Geology: Structure of the Earth series, produced by Northumberland County Council, students investigate the Earth's magnetic field. In particular, they discover how small traces of magnetism, preserved in rocks for millions of years, can allow geologists to plot the former positions of continents...

This Catalyst article looks at wild rice which was domesticated a long time ago, and explores how understanding its genetic diversity can help to develop new strains.

This article is from Catalyst: Secondary Science Review 2011, Volume 22, Issue 2.

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A Catalyst article describing the use of smart materials to help people with disabilities. Many more people with physical and mental disabilities are leading independent lives at home, thanks in part to recent technological developments. The article focuses on one project which makes use of smart materials to help...

This Catalyst article investigates how polymer materials can be designed and printed with electrical properties that allow them to be used in wearable electronic devices. The article is from Catalyst: Secondary Science...

This Catalyst article looks at sperm whales and their ways of communications. Sperm whales can dive deep into the ocean. They use sound waves to communicate in the dark and to detect their prey.

This article is from Catalyst: Secondary Science Review 2016, Volume...