A Catalyst article discussing how the human body has to handle all sorts of variations, balancing its inputs and outputs, if it is to work efficiently. The article concentrates on one organ, the kidney, and the way it helps to keep things on an even keel through the functions of homeostasis and excretion. What...

This Catalyst article looks at kidneys and how they are vital organs so it is important to understand how genetic disorders may affect kidneys and develop treatments to overcome them.

Kinetic theory: box top view

Kinetic theory: box triboelectric

Kinetic theory: molecule SHM from above

Kinetic theory: molecule SHM from the side

A Catalyst article about light emitting diodes and how they are more energy efficient than existing light bulbs which waste most of the energy they receive. The article explains how LEDs work and how they can be applied in traffic lights. Creating white light from LEDs is difficult and the article looks at possible...

A Catalyst article about devising better, more energy-efficient lighting. In particular the article focuses on LEDs. Like food, water, clothing and shelter, light is essential to daily life and is needed by most people for most of their waking hours. The article explains how LEDs work and how they are made.

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The Learning and Skills Improvement Service (LSIS) have produced a range of materials aimed at supporting teaching and learning in engineering. These resources cover a range of areas that demonstrate the benefits of active learning. They cover how to improve teaching and learning by developing the skills of...

The Learning and Skills Improvement Service (LSIS) was created to support and improve achievement in the Further Education and Skills sector in England.

This collection contains a range of materials called 'Mathematical Moments' aimed at supporting teaching and learning in mathematics. The resources...

This resource was produced by the Association of the British Pharmaceutical Industry (ABPI) as part of their 'At Work With Science' materials. In this interactive resource, students are introduced to the legal aspects of the Health and Safety regulations; the concept of risk assessments and how to develop them....

A podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC). British Geological Survey scientists have completed the first full geological survey of Lake Windermere in the English Lake District since the Royal Navy surveyed it in the 1930s.

Among other things, the...

Planetary scientists, Dr. Matthew Balme and Dr. Elliot Sefton-Nash, talk about how challenging it is to find a scientifically compelling site to land in, once the engineering considerations in terms of the landing has been taken into account.

This video is part of a series of ten which look at the one of the...