This publication from the National Physical Laboratory is an ideal resource for secondary teachers but could also be used by students at post-16 level. It can be used as a basis for best practice for taking measurements within the laboratory. The guide explains the basics of errors, uncertainties, spread, standard...

A Catalyst article looking at how to measure parts of carbon cycling as it happens in forests. Two of the processes used, flux towers and soil chambers, are described.

This article is from Catalyst: GCSE Science Review 2007, Volume 17, Issue 4.

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A Catalyst article about experiments on surface tension based on a simple test that can be conducted at home or in a school classroom.

This article is from Catalyst: Secondary Science Review 2007, Volume 18, Issue 2.

Catalyst is a science...

A Catalyst article about microwaves, infrared, ultraviolet and X-rays which are all electromagnetic waves. The article looks at their different uses and why some are used to create medical images and others to treat disease. The article also explores how the electromagnetic spectrum is used by medical physicists to...

This Catalyst article...

In this Catalyst article scientists investigate the basis of memory using lab animals; this can lead to insights into human memory, and treatments for people suffering deteriorating memory.

The article focuses on two aspects of memory:

*the hippocampus, the part of the brain belonging to the limbic...

This Catalyst article looks at the topic of human memory. While it is clear that memory is essential in so many ways, there are many myths about how memory works.

This article explores some of these fairytales and explains what modern psychological science has discovered about how memory really works and why...

This article shows how a new understanding of how cells respond to lack of oxygen can help to reduce the tissue damage caused in heart attacks and strokes. The article is from Catalyst: Secondary Science Review 2015, Volume 25, Issue 4.

Catalyst...

A Catalyst article about careers in meteorology (weather forecasting) and climate science. The article explains the work of EMARC (Environment Monitoring and Response Centre) and provides some advice on training as a meteorologist.

This article is from Catalyst: GCSE Science Review 2004, Volume 15, Issue 2...

This edition of the Computing at School newsletter contains articles covering:

*Increasing the number of girls studying computing

*Inclusion in computing

*Network of Excellence and CAS Hubs

*Learning about programming through knitting

*Programming with GameMaker

*...

A Catalyst article about the rock cycle which is responsible for the formation of many different types of rocks and minerals. The article explores the formation of minerals, their chemical composition and internal structure together with the reason for mineral hardness. As silicates form a third of all known...

A Catalyst article about BepiColombo, a spacecraft which will visit Mercury, powered by a revolutionary new rocket engine technology using ion engines and using a slingshot manoeuvre to accelerate it. The development of the spacecraft is an international project and will combine exciting scientific goals exploring...

This edition of the Computing at School newsletter covers many topics including:

*Visual development of mobile apps using App Inventor

*Active learning in computing using Lego NXT and Logo

*BYOB, an extension to Scratch that aids abstraction and extension

*Robot simulation using RoboMind...

This article investigates the history of models of the atom and discovers how, a century ago, scientists were devising models of the atom in an attempt to explain the limited evidence they had about the fundamental structure of matter.

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

A Catalyst article looking at how modern archaeology uses analytical chemical techniques to answer questions about ancient civilisations and animals. Scientists working at the University of Bristol match compounds present in archaeological materials to those in modern plants and animals which were likely to have...