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Plants

This issue of Big Picture provides lots of interesting information about flowering plants and their uses. 

The plant hormones animation explores the action of indole-3-acetic acid (IAA) and shows how scientists used experimental evidence to explain the role of auxins in a phototrophic response.

The...

Go further: A practical guide to extended science projects

 Information on how to do extended science projects and how to conduct them ethically, together with some additional advice for teachers and schools.

Genes, Genomes and Health

Published by the Wellcome Trust, the 'Big Picture' explores issues around biology and medicine. In recent years, great progress has been made in genome sequencing and understanding the huge amount of data produced. Our genes play a key part in making us who we are, but how can science help us understand our genetic...

Drugs

Published by the Wellcome Trust, the 'Big Picture' explores issues around biology and medicine. While providing immense benefits, drugs are not the perfect solution.

They only work on a proportion of patients, sometimes they harm us, and we're not very good at taking them as we should. For some diseases,...

Fat

Fat is a word that carries a lot of weight, conjuring up topics as diverse as obesity, hibernating animals, and what we eat and how we cook it. This issue of the Big Picture looks at the fats and lipids to find out what they do, not just inside us and other organisms but also in the world around us.  Curriculum...

Immune System

This resource looks at several aspects of the immune system including: • The non-specific immune response • Specific immune response and antigen recognition • T cells and B cells • Autoimmune disease and allergic responses • Monoclonal antibodies • Long term immunity and vaccination There is a section which...

Enzymes are Proteins

Enzymes are proteins that speed up the reactions by acting as catalysts. They increase the rate of reaction without being consumed or permanently altered by themselves. In Greek enzymes are divided into sections “En” which means “in” and second part is “zyme” means living. The study of enzymes is known as...

How To Know Your Thread Is Not Good Anymore

Definitely, the thread is not something like the metal that will last forever in your closet. You should replace it once it is too old to use or when it is about to end. Many sewing beginners must be thinking that their best basic sewing...

Parents' guide to engineering careers

This easy to read Tomorrow’s Engineers guide helps parents and carers understand more about engineering careers and routes into engineering, providing tips on how to recognise and encourage their child’s engineering talent.

Food Technology - Careers

A Catalyst article about careers in the food industry. The food and drink industries are part of a chain linking farming and growing through to food processing, manufacture and finally to the sale of food in supermarkets and restaurants. This article describes some of the many career areas in food technology...

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