The method of preparation of a sulphonate paste described in this Unilever Laboratory Experiment is basically the same as that used by Unilever in the large-scale production of soapless detergents at the time of publication in 1964. The required reactants included an alkylbenzene hydrocarbon supplied by the...

This Catalyst article looks at the production of rice, which is a staple food for billions of people. It describes how crop scientists have identified varieties of rice with favourable characteristics, such as flood resistance, and are using them to develop crops with increased yield. Such crops may help to...

Published in 2015, the Wellcome Trust worked with the National STEM Learning Centre and Network to develop an intensive continuing professional development (CPD) programme for primary teachers to improve their expertise, in order to become Primary Science Leaders in their schools.

The Trust commissioned the...

The engineers behind the Watt Nightclub in Rotterdam turn the energy created by clubbers on the dance-floor into power for the lighting. There is even a giant battery to monitor the energy and encourage the crowd to dance more.

A podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC). Have you ever noticed that when you cross a busy road, as well as clocking the traffic, you subconsciously follow what your neighbours do?

Scientists have recently put a figure on this and worked out that...

This document from the Department of Education looks at how the headteacher and teachers at two different secondary schools work together to promote good behaviour. The resource explores strategies including the 'head's breakfast', listening staff, the 'ladder' of detentions, visibility of senior staff and the...

In this Tripled Crossed activity, from the Centre for Science Education and supported by the Astra Zeneca Teaching Trust, students match various nutrient groups with the food groups and consider the nutritional benefits. They are then provided with food cards that cover the kinds of foods eaten in Roman times and...

This activity, from the Royal Observatory Greenwich, introduces students to ways of combining errors (uncertainties) from two independent measured quantities. Using the equation for Doppler shift, the error in the rotational velocity and time period are calculated....

Since 1799 the Royal Institution has been introducing new technologies and teaching science to the general public.  Their vision is " A world where everyone is inspired to think more deeply about science and its place in our lives."  They use their iconic Christmas...

The Royal Institution's 2021 Christmas Lecture - Going Viral, will be broadcast on the BBC in late December. Although the specifics of the lectures are a closely guarded secret, STEM Learning have pulled together a collection of resources from the STEM Learning eLibrary that will support...