This Catalyst article explains the use of stem cells to treat medical problems, and outlines new possibilities for the use of adult stem cells in treatment.

Currently, stem cells used for treatment are embryonic stem cells, since they have the ability to form any cell type in the body. The example of the use...

This Catalyst article looks at Biochemistry, the study of chemical reactions in living things, exploring how it differs from other biological subjects and how examples can be found in everyday life.

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

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This Catalyst article explores the complex structure of cells, and numerous theories of how they were formed. It describes how the development of electron microscopes has allowed greater detail of cellular strutures and organelles to be understood. The article includes detailed electron micropgraphs, along with...

A Catalyst article about the naming system used for biological species, devised by Linnaeus. The purpose of biological names is investigated and the article also explains how the naming system works.

This article is from Catalyst: Secondary Science Review 2009, Volume 19, Issue 3.

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This Catalyst article explains why there are many anti-bacterial drugs but few antivirals. There are millions of bacteria everywhere – on skin, in the gut, and on food. Bacteria have been troubling human beings for as long as they have been around, so a lot of effort has been directed into finding ways to fight...

This Catalyst article introduces Tom Denbigh who describes how he has worked as a volunteer on scientific projects to gain experience before his degree course.

This article is from Catalyst: Secondary Science Review 2011...

The 2012 Nobel Prize for Physiology or Medicine was won by Gurdon and Yamanaka, for their work on adult stem cells.

This Catalyst article explains how they discovered that a nucleus from an egg cell transplanted into a specialised cell can still develop into a fully functional organism. Yamanaka named these...

This  Catalyst article looks at the work of scientists who use biochemical and DNA analysis to learn more about how fungi cause dead wood to decay.

This article is from Catalyst: Secondary Science Review 2016, Volume 26, Issue 4.

This pack provides a stimulating way of learning about scientific journal articles and highlights the difference between ‘research’ and ‘review’ papers.

It is suggested that students start by watching a silent video showing an unusual behaviour in capuchin monkeys, ‘anointing’, for which there are various...

In this article from Catalyst, a series of images shows how X-ray technologies have improved over the last century.

The article is from Catalyst: Secondary Science Review 2014, Volume 25, Issue 2.

Catalyst is a science magazine for...